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utility.h File Reference
#include "tcop/tcopprot.h"
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Typedefs

typedef void(* ProcessUtility_hook_type )(PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)
 

Enumerations

enum  ProcessUtilityContext { PROCESS_UTILITY_TOPLEVEL, PROCESS_UTILITY_QUERY, PROCESS_UTILITY_SUBCOMMAND }
 

Functions

void ProcessUtility (PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)
 
void standard_ProcessUtility (PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)
 
bool UtilityReturnsTuples (Node *parsetree)
 
TupleDesc UtilityTupleDescriptor (Node *parsetree)
 
QueryUtilityContainsQuery (Node *parsetree)
 
const char * CreateCommandTag (Node *parsetree)
 
LogStmtLevel GetCommandLogLevel (Node *parsetree)
 
bool CommandIsReadOnly (PlannedStmt *pstmt)
 

Variables

PGDLLIMPORT
ProcessUtility_hook_type 
ProcessUtility_hook
 

Typedef Documentation

typedef void(* ProcessUtility_hook_type)(PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)

Definition at line 27 of file utility.h.

Enumeration Type Documentation

Enumerator
PROCESS_UTILITY_TOPLEVEL 
PROCESS_UTILITY_QUERY 
PROCESS_UTILITY_SUBCOMMAND 

Definition at line 19 of file utility.h.

20 {
21  PROCESS_UTILITY_TOPLEVEL, /* toplevel interactive command */
22  PROCESS_UTILITY_QUERY, /* a complete query, but not toplevel */
23  PROCESS_UTILITY_SUBCOMMAND /* a portion of a query */
ProcessUtilityContext
Definition: utility.h:19

Function Documentation

bool CommandIsReadOnly ( PlannedStmt pstmt)

Definition at line 97 of file utility.c.

References Assert, CMD_DELETE, CMD_INSERT, CMD_SELECT, CMD_UPDATE, CMD_UTILITY, PlannedStmt::commandType, elog, PlannedStmt::hasModifyingCTE, IsA, NIL, PlannedStmt::rowMarks, and WARNING.

Referenced by _SPI_execute_plan(), init_execution_state(), and SPI_cursor_open_internal().

98 {
99  Assert(IsA(pstmt, PlannedStmt));
100  switch (pstmt->commandType)
101  {
102  case CMD_SELECT:
103  if (pstmt->rowMarks != NIL)
104  return false; /* SELECT FOR [KEY] UPDATE/SHARE */
105  else if (pstmt->hasModifyingCTE)
106  return false; /* data-modifying CTE */
107  else
108  return true;
109  case CMD_UPDATE:
110  case CMD_INSERT:
111  case CMD_DELETE:
112  return false;
113  case CMD_UTILITY:
114  /* For now, treat all utility commands as read/write */
115  return false;
116  default:
117  elog(WARNING, "unrecognized commandType: %d",
118  (int) pstmt->commandType);
119  break;
120  }
121  return false;
122 }
#define NIL
Definition: pg_list.h:69
#define IsA(nodeptr, _type_)
Definition: nodes.h:560
#define WARNING
Definition: elog.h:40
CmdType commandType
Definition: plannodes.h:45
List * rowMarks
Definition: plannodes.h:76
#define Assert(condition)
Definition: c.h:675
bool hasModifyingCTE
Definition: plannodes.h:51
#define elog
Definition: elog.h:219
const char* CreateCommandTag ( Node parsetree)

Definition at line 2033 of file utility.c.

References AlterObjectTypeCommandTag(), CMD_DELETE, CMD_INSERT, CMD_SELECT, CMD_UPDATE, CMD_UTILITY, PlannedStmt::commandType, Query::commandType, CreateCommandTag(), DISCARD_ALL, DISCARD_PLANS, DISCARD_SEQUENCES, DISCARD_TEMP, elog, GrantStmt::is_grant, GrantRoleStmt::is_grant, FetchStmt::ismove, TransactionStmt::kind, LCS_FORKEYSHARE, LCS_FORNOKEYUPDATE, LCS_FORSHARE, LCS_FORUPDATE, linitial, DeallocateStmt::name, NIL, nodeTag, NULL, OBJECT_ACCESS_METHOD, OBJECT_AGGREGATE, OBJECT_CAST, OBJECT_COLLATION, OBJECT_CONVERSION, OBJECT_DOMAIN, OBJECT_EVENT_TRIGGER, OBJECT_EXTENSION, OBJECT_FDW, OBJECT_FOREIGN_SERVER, OBJECT_FOREIGN_TABLE, OBJECT_FUNCTION, OBJECT_INDEX, OBJECT_LANGUAGE, OBJECT_MATVIEW, OBJECT_OPCLASS, OBJECT_OPERATOR, OBJECT_OPFAMILY, OBJECT_POLICY, OBJECT_PUBLICATION, OBJECT_RULE, OBJECT_SCHEMA, OBJECT_SEQUENCE, OBJECT_STATISTIC_EXT, OBJECT_TABLE, OBJECT_TRANSFORM, OBJECT_TRIGGER, OBJECT_TSCONFIGURATION, OBJECT_TSDICTIONARY, OBJECT_TSPARSER, OBJECT_TSTEMPLATE, OBJECT_TYPE, OBJECT_VIEW, ClosePortalStmt::portalname, PlannedStmt::rowMarks, Query::rowMarks, T_AlterCollationStmt, T_AlterDatabaseSetStmt, T_AlterDatabaseStmt, T_AlterDefaultPrivilegesStmt, T_AlterDomainStmt, T_AlterEnumStmt, T_AlterEventTrigStmt, T_AlterExtensionContentsStmt, T_AlterExtensionStmt, T_AlterFdwStmt, T_AlterForeignServerStmt, T_AlterFunctionStmt, T_AlterObjectDependsStmt, T_AlterObjectSchemaStmt, T_AlterOperatorStmt, T_AlterOpFamilyStmt, T_AlterOwnerStmt, T_AlterPolicyStmt, T_AlterPublicationStmt, T_AlterRoleSetStmt, T_AlterRoleStmt, T_AlterSeqStmt, T_AlterSubscriptionStmt, T_AlterSystemStmt, T_AlterTableMoveAllStmt, T_AlterTableSpaceOptionsStmt, T_AlterTableStmt, T_AlterTSConfigurationStmt, T_AlterTSDictionaryStmt, T_AlterUserMappingStmt, T_CheckPointStmt, T_ClosePortalStmt, T_ClusterStmt, T_CommentStmt, T_CompositeTypeStmt, T_ConstraintsSetStmt, T_CopyStmt, T_CreateAmStmt, T_CreateCastStmt, T_CreateConversionStmt, T_CreatedbStmt, T_CreateDomainStmt, T_CreateEnumStmt, T_CreateEventTrigStmt, T_CreateExtensionStmt, T_CreateFdwStmt, T_CreateForeignServerStmt, T_CreateForeignTableStmt, T_CreateFunctionStmt, T_CreateOpClassStmt, T_CreateOpFamilyStmt, T_CreatePLangStmt, T_CreatePolicyStmt, T_CreatePublicationStmt, T_CreateRangeStmt, T_CreateRoleStmt, T_CreateSchemaStmt, T_CreateSeqStmt, T_CreateStatsStmt, T_CreateStmt, T_CreateSubscriptionStmt, T_CreateTableAsStmt, T_CreateTableSpaceStmt, T_CreateTransformStmt, T_CreateTrigStmt, T_CreateUserMappingStmt, T_DeallocateStmt, T_DeclareCursorStmt, T_DefineStmt, T_DeleteStmt, T_DiscardStmt, T_DoStmt, T_DropdbStmt, T_DropOwnedStmt, T_DropRoleStmt, T_DropStmt, T_DropSubscriptionStmt, T_DropTableSpaceStmt, T_DropUserMappingStmt, T_ExecuteStmt, T_ExplainStmt, T_FetchStmt, T_GrantRoleStmt, T_GrantStmt, T_ImportForeignSchemaStmt, T_IndexStmt, T_InsertStmt, T_ListenStmt, T_LoadStmt, T_LockStmt, T_NotifyStmt, T_PlannedStmt, T_PrepareStmt, T_Query, T_RawStmt, T_ReassignOwnedStmt, T_RefreshMatViewStmt, T_ReindexStmt, T_RenameStmt, T_RuleStmt, T_SecLabelStmt, T_SelectStmt, T_TransactionStmt, T_TruncateStmt, T_UnlistenStmt, T_UpdateStmt, T_VacuumStmt, T_VariableSetStmt, T_VariableShowStmt, T_ViewStmt, TRANS_STMT_BEGIN, TRANS_STMT_COMMIT, TRANS_STMT_COMMIT_PREPARED, TRANS_STMT_PREPARE, TRANS_STMT_RELEASE, TRANS_STMT_ROLLBACK, TRANS_STMT_ROLLBACK_PREPARED, TRANS_STMT_ROLLBACK_TO, TRANS_STMT_SAVEPOINT, TRANS_STMT_START, PlannedStmt::utilityStmt, Query::utilityStmt, VACOPT_VACUUM, VAR_RESET, VAR_RESET_ALL, VAR_SET_CURRENT, VAR_SET_DEFAULT, VAR_SET_MULTI, VAR_SET_VALUE, and WARNING.

Referenced by _SPI_execute_plan(), _SPI_prepare_oneshot_plan(), _SPI_prepare_plan(), check_xact_readonly(), CreateCommandTag(), EventTriggerCommonSetup(), exec_parse_message(), exec_simple_query(), ExecCheckXactReadOnly(), get_command_tag(), init_execution_state(), pg_event_trigger_ddl_commands(), PrepareQuery(), and SPI_cursor_open_internal().

2034 {
2035  const char *tag;
2036 
2037  switch (nodeTag(parsetree))
2038  {
2039  /* recurse if we're given a RawStmt */
2040  case T_RawStmt:
2041  tag = CreateCommandTag(((RawStmt *) parsetree)->stmt);
2042  break;
2043 
2044  /* raw plannable queries */
2045  case T_InsertStmt:
2046  tag = "INSERT";
2047  break;
2048 
2049  case T_DeleteStmt:
2050  tag = "DELETE";
2051  break;
2052 
2053  case T_UpdateStmt:
2054  tag = "UPDATE";
2055  break;
2056 
2057  case T_SelectStmt:
2058  tag = "SELECT";
2059  break;
2060 
2061  /* utility statements --- same whether raw or cooked */
2062  case T_TransactionStmt:
2063  {
2064  TransactionStmt *stmt = (TransactionStmt *) parsetree;
2065 
2066  switch (stmt->kind)
2067  {
2068  case TRANS_STMT_BEGIN:
2069  tag = "BEGIN";
2070  break;
2071 
2072  case TRANS_STMT_START:
2073  tag = "START TRANSACTION";
2074  break;
2075 
2076  case TRANS_STMT_COMMIT:
2077  tag = "COMMIT";
2078  break;
2079 
2080  case TRANS_STMT_ROLLBACK:
2082  tag = "ROLLBACK";
2083  break;
2084 
2085  case TRANS_STMT_SAVEPOINT:
2086  tag = "SAVEPOINT";
2087  break;
2088 
2089  case TRANS_STMT_RELEASE:
2090  tag = "RELEASE";
2091  break;
2092 
2093  case TRANS_STMT_PREPARE:
2094  tag = "PREPARE TRANSACTION";
2095  break;
2096 
2098  tag = "COMMIT PREPARED";
2099  break;
2100 
2102  tag = "ROLLBACK PREPARED";
2103  break;
2104 
2105  default:
2106  tag = "???";
2107  break;
2108  }
2109  }
2110  break;
2111 
2112  case T_DeclareCursorStmt:
2113  tag = "DECLARE CURSOR";
2114  break;
2115 
2116  case T_ClosePortalStmt:
2117  {
2118  ClosePortalStmt *stmt = (ClosePortalStmt *) parsetree;
2119 
2120  if (stmt->portalname == NULL)
2121  tag = "CLOSE CURSOR ALL";
2122  else
2123  tag = "CLOSE CURSOR";
2124  }
2125  break;
2126 
2127  case T_FetchStmt:
2128  {
2129  FetchStmt *stmt = (FetchStmt *) parsetree;
2130 
2131  tag = (stmt->ismove) ? "MOVE" : "FETCH";
2132  }
2133  break;
2134 
2135  case T_CreateDomainStmt:
2136  tag = "CREATE DOMAIN";
2137  break;
2138 
2139  case T_CreateSchemaStmt:
2140  tag = "CREATE SCHEMA";
2141  break;
2142 
2143  case T_CreateStmt:
2144  tag = "CREATE TABLE";
2145  break;
2146 
2148  tag = "CREATE TABLESPACE";
2149  break;
2150 
2151  case T_DropTableSpaceStmt:
2152  tag = "DROP TABLESPACE";
2153  break;
2154 
2156  tag = "ALTER TABLESPACE";
2157  break;
2158 
2159  case T_CreateExtensionStmt:
2160  tag = "CREATE EXTENSION";
2161  break;
2162 
2163  case T_AlterExtensionStmt:
2164  tag = "ALTER EXTENSION";
2165  break;
2166 
2168  tag = "ALTER EXTENSION";
2169  break;
2170 
2171  case T_CreateFdwStmt:
2172  tag = "CREATE FOREIGN DATA WRAPPER";
2173  break;
2174 
2175  case T_AlterFdwStmt:
2176  tag = "ALTER FOREIGN DATA WRAPPER";
2177  break;
2178 
2180  tag = "CREATE SERVER";
2181  break;
2182 
2184  tag = "ALTER SERVER";
2185  break;
2186 
2188  tag = "CREATE USER MAPPING";
2189  break;
2190 
2192  tag = "ALTER USER MAPPING";
2193  break;
2194 
2195  case T_DropUserMappingStmt:
2196  tag = "DROP USER MAPPING";
2197  break;
2198 
2200  tag = "CREATE FOREIGN TABLE";
2201  break;
2202 
2204  tag = "IMPORT FOREIGN SCHEMA";
2205  break;
2206 
2207  case T_DropStmt:
2208  switch (((DropStmt *) parsetree)->removeType)
2209  {
2210  case OBJECT_TABLE:
2211  tag = "DROP TABLE";
2212  break;
2213  case OBJECT_SEQUENCE:
2214  tag = "DROP SEQUENCE";
2215  break;
2216  case OBJECT_VIEW:
2217  tag = "DROP VIEW";
2218  break;
2219  case OBJECT_MATVIEW:
2220  tag = "DROP MATERIALIZED VIEW";
2221  break;
2222  case OBJECT_INDEX:
2223  tag = "DROP INDEX";
2224  break;
2225  case OBJECT_TYPE:
2226  tag = "DROP TYPE";
2227  break;
2228  case OBJECT_DOMAIN:
2229  tag = "DROP DOMAIN";
2230  break;
2231  case OBJECT_COLLATION:
2232  tag = "DROP COLLATION";
2233  break;
2234  case OBJECT_CONVERSION:
2235  tag = "DROP CONVERSION";
2236  break;
2237  case OBJECT_SCHEMA:
2238  tag = "DROP SCHEMA";
2239  break;
2240  case OBJECT_TSPARSER:
2241  tag = "DROP TEXT SEARCH PARSER";
2242  break;
2243  case OBJECT_TSDICTIONARY:
2244  tag = "DROP TEXT SEARCH DICTIONARY";
2245  break;
2246  case OBJECT_TSTEMPLATE:
2247  tag = "DROP TEXT SEARCH TEMPLATE";
2248  break;
2250  tag = "DROP TEXT SEARCH CONFIGURATION";
2251  break;
2252  case OBJECT_FOREIGN_TABLE:
2253  tag = "DROP FOREIGN TABLE";
2254  break;
2255  case OBJECT_EXTENSION:
2256  tag = "DROP EXTENSION";
2257  break;
2258  case OBJECT_FUNCTION:
2259  tag = "DROP FUNCTION";
2260  break;
2261  case OBJECT_AGGREGATE:
2262  tag = "DROP AGGREGATE";
2263  break;
2264  case OBJECT_OPERATOR:
2265  tag = "DROP OPERATOR";
2266  break;
2267  case OBJECT_LANGUAGE:
2268  tag = "DROP LANGUAGE";
2269  break;
2270  case OBJECT_CAST:
2271  tag = "DROP CAST";
2272  break;
2273  case OBJECT_TRIGGER:
2274  tag = "DROP TRIGGER";
2275  break;
2276  case OBJECT_EVENT_TRIGGER:
2277  tag = "DROP EVENT TRIGGER";
2278  break;
2279  case OBJECT_RULE:
2280  tag = "DROP RULE";
2281  break;
2282  case OBJECT_FDW:
2283  tag = "DROP FOREIGN DATA WRAPPER";
2284  break;
2285  case OBJECT_FOREIGN_SERVER:
2286  tag = "DROP SERVER";
2287  break;
2288  case OBJECT_OPCLASS:
2289  tag = "DROP OPERATOR CLASS";
2290  break;
2291  case OBJECT_OPFAMILY:
2292  tag = "DROP OPERATOR FAMILY";
2293  break;
2294  case OBJECT_POLICY:
2295  tag = "DROP POLICY";
2296  break;
2297  case OBJECT_TRANSFORM:
2298  tag = "DROP TRANSFORM";
2299  break;
2300  case OBJECT_ACCESS_METHOD:
2301  tag = "DROP ACCESS METHOD";
2302  break;
2303  case OBJECT_PUBLICATION:
2304  tag = "DROP PUBLICATION";
2305  break;
2306  case OBJECT_STATISTIC_EXT:
2307  tag = "DROP STATISTICS";
2308  break;
2309  default:
2310  tag = "???";
2311  }
2312  break;
2313 
2314  case T_TruncateStmt:
2315  tag = "TRUNCATE TABLE";
2316  break;
2317 
2318  case T_CommentStmt:
2319  tag = "COMMENT";
2320  break;
2321 
2322  case T_SecLabelStmt:
2323  tag = "SECURITY LABEL";
2324  break;
2325 
2326  case T_CopyStmt:
2327  tag = "COPY";
2328  break;
2329 
2330  case T_RenameStmt:
2331  tag = AlterObjectTypeCommandTag(((RenameStmt *) parsetree)->renameType);
2332  break;
2333 
2335  tag = AlterObjectTypeCommandTag(((AlterObjectDependsStmt *) parsetree)->objectType);
2336  break;
2337 
2339  tag = AlterObjectTypeCommandTag(((AlterObjectSchemaStmt *) parsetree)->objectType);
2340  break;
2341 
2342  case T_AlterOwnerStmt:
2343  tag = AlterObjectTypeCommandTag(((AlterOwnerStmt *) parsetree)->objectType);
2344  break;
2345 
2347  tag = AlterObjectTypeCommandTag(((AlterTableMoveAllStmt *) parsetree)->objtype);
2348  break;
2349 
2350  case T_AlterTableStmt:
2351  tag = AlterObjectTypeCommandTag(((AlterTableStmt *) parsetree)->relkind);
2352  break;
2353 
2354  case T_AlterDomainStmt:
2355  tag = "ALTER DOMAIN";
2356  break;
2357 
2358  case T_AlterFunctionStmt:
2359  tag = "ALTER FUNCTION";
2360  break;
2361 
2362  case T_GrantStmt:
2363  {
2364  GrantStmt *stmt = (GrantStmt *) parsetree;
2365 
2366  tag = (stmt->is_grant) ? "GRANT" : "REVOKE";
2367  }
2368  break;
2369 
2370  case T_GrantRoleStmt:
2371  {
2372  GrantRoleStmt *stmt = (GrantRoleStmt *) parsetree;
2373 
2374  tag = (stmt->is_grant) ? "GRANT ROLE" : "REVOKE ROLE";
2375  }
2376  break;
2377 
2379  tag = "ALTER DEFAULT PRIVILEGES";
2380  break;
2381 
2382  case T_DefineStmt:
2383  switch (((DefineStmt *) parsetree)->kind)
2384  {
2385  case OBJECT_AGGREGATE:
2386  tag = "CREATE AGGREGATE";
2387  break;
2388  case OBJECT_OPERATOR:
2389  tag = "CREATE OPERATOR";
2390  break;
2391  case OBJECT_TYPE:
2392  tag = "CREATE TYPE";
2393  break;
2394  case OBJECT_TSPARSER:
2395  tag = "CREATE TEXT SEARCH PARSER";
2396  break;
2397  case OBJECT_TSDICTIONARY:
2398  tag = "CREATE TEXT SEARCH DICTIONARY";
2399  break;
2400  case OBJECT_TSTEMPLATE:
2401  tag = "CREATE TEXT SEARCH TEMPLATE";
2402  break;
2404  tag = "CREATE TEXT SEARCH CONFIGURATION";
2405  break;
2406  case OBJECT_COLLATION:
2407  tag = "CREATE COLLATION";
2408  break;
2409  case OBJECT_ACCESS_METHOD:
2410  tag = "CREATE ACCESS METHOD";
2411  break;
2412  default:
2413  tag = "???";
2414  }
2415  break;
2416 
2417  case T_CompositeTypeStmt:
2418  tag = "CREATE TYPE";
2419  break;
2420 
2421  case T_CreateEnumStmt:
2422  tag = "CREATE TYPE";
2423  break;
2424 
2425  case T_CreateRangeStmt:
2426  tag = "CREATE TYPE";
2427  break;
2428 
2429  case T_AlterEnumStmt:
2430  tag = "ALTER TYPE";
2431  break;
2432 
2433  case T_ViewStmt:
2434  tag = "CREATE VIEW";
2435  break;
2436 
2437  case T_CreateFunctionStmt:
2438  tag = "CREATE FUNCTION";
2439  break;
2440 
2441  case T_IndexStmt:
2442  tag = "CREATE INDEX";
2443  break;
2444 
2445  case T_RuleStmt:
2446  tag = "CREATE RULE";
2447  break;
2448 
2449  case T_CreateSeqStmt:
2450  tag = "CREATE SEQUENCE";
2451  break;
2452 
2453  case T_AlterSeqStmt:
2454  tag = "ALTER SEQUENCE";
2455  break;
2456 
2457  case T_DoStmt:
2458  tag = "DO";
2459  break;
2460 
2461  case T_CreatedbStmt:
2462  tag = "CREATE DATABASE";
2463  break;
2464 
2465  case T_AlterDatabaseStmt:
2466  tag = "ALTER DATABASE";
2467  break;
2468 
2470  tag = "ALTER DATABASE";
2471  break;
2472 
2473  case T_DropdbStmt:
2474  tag = "DROP DATABASE";
2475  break;
2476 
2477  case T_NotifyStmt:
2478  tag = "NOTIFY";
2479  break;
2480 
2481  case T_ListenStmt:
2482  tag = "LISTEN";
2483  break;
2484 
2485  case T_UnlistenStmt:
2486  tag = "UNLISTEN";
2487  break;
2488 
2489  case T_LoadStmt:
2490  tag = "LOAD";
2491  break;
2492 
2493  case T_ClusterStmt:
2494  tag = "CLUSTER";
2495  break;
2496 
2497  case T_VacuumStmt:
2498  if (((VacuumStmt *) parsetree)->options & VACOPT_VACUUM)
2499  tag = "VACUUM";
2500  else
2501  tag = "ANALYZE";
2502  break;
2503 
2504  case T_ExplainStmt:
2505  tag = "EXPLAIN";
2506  break;
2507 
2508  case T_CreateTableAsStmt:
2509  switch (((CreateTableAsStmt *) parsetree)->relkind)
2510  {
2511  case OBJECT_TABLE:
2512  if (((CreateTableAsStmt *) parsetree)->is_select_into)
2513  tag = "SELECT INTO";
2514  else
2515  tag = "CREATE TABLE AS";
2516  break;
2517  case OBJECT_MATVIEW:
2518  tag = "CREATE MATERIALIZED VIEW";
2519  break;
2520  default:
2521  tag = "???";
2522  }
2523  break;
2524 
2525  case T_RefreshMatViewStmt:
2526  tag = "REFRESH MATERIALIZED VIEW";
2527  break;
2528 
2529  case T_AlterSystemStmt:
2530  tag = "ALTER SYSTEM";
2531  break;
2532 
2533  case T_VariableSetStmt:
2534  switch (((VariableSetStmt *) parsetree)->kind)
2535  {
2536  case VAR_SET_VALUE:
2537  case VAR_SET_CURRENT:
2538  case VAR_SET_DEFAULT:
2539  case VAR_SET_MULTI:
2540  tag = "SET";
2541  break;
2542  case VAR_RESET:
2543  case VAR_RESET_ALL:
2544  tag = "RESET";
2545  break;
2546  default:
2547  tag = "???";
2548  }
2549  break;
2550 
2551  case T_VariableShowStmt:
2552  tag = "SHOW";
2553  break;
2554 
2555  case T_DiscardStmt:
2556  switch (((DiscardStmt *) parsetree)->target)
2557  {
2558  case DISCARD_ALL:
2559  tag = "DISCARD ALL";
2560  break;
2561  case DISCARD_PLANS:
2562  tag = "DISCARD PLANS";
2563  break;
2564  case DISCARD_TEMP:
2565  tag = "DISCARD TEMP";
2566  break;
2567  case DISCARD_SEQUENCES:
2568  tag = "DISCARD SEQUENCES";
2569  break;
2570  default:
2571  tag = "???";
2572  }
2573  break;
2574 
2575  case T_CreateTransformStmt:
2576  tag = "CREATE TRANSFORM";
2577  break;
2578 
2579  case T_CreateTrigStmt:
2580  tag = "CREATE TRIGGER";
2581  break;
2582 
2583  case T_CreateEventTrigStmt:
2584  tag = "CREATE EVENT TRIGGER";
2585  break;
2586 
2587  case T_AlterEventTrigStmt:
2588  tag = "ALTER EVENT TRIGGER";
2589  break;
2590 
2591  case T_CreatePLangStmt:
2592  tag = "CREATE LANGUAGE";
2593  break;
2594 
2595  case T_CreateRoleStmt:
2596  tag = "CREATE ROLE";
2597  break;
2598 
2599  case T_AlterRoleStmt:
2600  tag = "ALTER ROLE";
2601  break;
2602 
2603  case T_AlterRoleSetStmt:
2604  tag = "ALTER ROLE";
2605  break;
2606 
2607  case T_DropRoleStmt:
2608  tag = "DROP ROLE";
2609  break;
2610 
2611  case T_DropOwnedStmt:
2612  tag = "DROP OWNED";
2613  break;
2614 
2615  case T_ReassignOwnedStmt:
2616  tag = "REASSIGN OWNED";
2617  break;
2618 
2619  case T_LockStmt:
2620  tag = "LOCK TABLE";
2621  break;
2622 
2623  case T_ConstraintsSetStmt:
2624  tag = "SET CONSTRAINTS";
2625  break;
2626 
2627  case T_CheckPointStmt:
2628  tag = "CHECKPOINT";
2629  break;
2630 
2631  case T_ReindexStmt:
2632  tag = "REINDEX";
2633  break;
2634 
2636  tag = "CREATE CONVERSION";
2637  break;
2638 
2639  case T_CreateCastStmt:
2640  tag = "CREATE CAST";
2641  break;
2642 
2643  case T_CreateOpClassStmt:
2644  tag = "CREATE OPERATOR CLASS";
2645  break;
2646 
2647  case T_CreateOpFamilyStmt:
2648  tag = "CREATE OPERATOR FAMILY";
2649  break;
2650 
2651  case T_AlterOpFamilyStmt:
2652  tag = "ALTER OPERATOR FAMILY";
2653  break;
2654 
2655  case T_AlterOperatorStmt:
2656  tag = "ALTER OPERATOR";
2657  break;
2658 
2660  tag = "ALTER TEXT SEARCH DICTIONARY";
2661  break;
2662 
2664  tag = "ALTER TEXT SEARCH CONFIGURATION";
2665  break;
2666 
2667  case T_CreatePolicyStmt:
2668  tag = "CREATE POLICY";
2669  break;
2670 
2671  case T_AlterPolicyStmt:
2672  tag = "ALTER POLICY";
2673  break;
2674 
2675  case T_CreateAmStmt:
2676  tag = "CREATE ACCESS METHOD";
2677  break;
2678 
2680  tag = "CREATE PUBLICATION";
2681  break;
2682 
2684  tag = "ALTER PUBLICATION";
2685  break;
2686 
2688  tag = "CREATE SUBSCRIPTION";
2689  break;
2690 
2692  tag = "ALTER SUBSCRIPTION";
2693  break;
2694 
2696  tag = "DROP SUBSCRIPTION";
2697  break;
2698 
2699  case T_AlterCollationStmt:
2700  tag = "ALTER COLLATION";
2701  break;
2702 
2703  case T_PrepareStmt:
2704  tag = "PREPARE";
2705  break;
2706 
2707  case T_ExecuteStmt:
2708  tag = "EXECUTE";
2709  break;
2710 
2711  case T_CreateStatsStmt:
2712  tag = "CREATE STATISTICS";
2713  break;
2714 
2715  case T_DeallocateStmt:
2716  {
2717  DeallocateStmt *stmt = (DeallocateStmt *) parsetree;
2718 
2719  if (stmt->name == NULL)
2720  tag = "DEALLOCATE ALL";
2721  else
2722  tag = "DEALLOCATE";
2723  }
2724  break;
2725 
2726  /* already-planned queries */
2727  case T_PlannedStmt:
2728  {
2729  PlannedStmt *stmt = (PlannedStmt *) parsetree;
2730 
2731  switch (stmt->commandType)
2732  {
2733  case CMD_SELECT:
2734 
2735  /*
2736  * We take a little extra care here so that the result
2737  * will be useful for complaints about read-only
2738  * statements
2739  */
2740  if (stmt->rowMarks != NIL)
2741  {
2742  /* not 100% but probably close enough */
2743  switch (((PlanRowMark *) linitial(stmt->rowMarks))->strength)
2744  {
2745  case LCS_FORKEYSHARE:
2746  tag = "SELECT FOR KEY SHARE";
2747  break;
2748  case LCS_FORSHARE:
2749  tag = "SELECT FOR SHARE";
2750  break;
2751  case LCS_FORNOKEYUPDATE:
2752  tag = "SELECT FOR NO KEY UPDATE";
2753  break;
2754  case LCS_FORUPDATE:
2755  tag = "SELECT FOR UPDATE";
2756  break;
2757  default:
2758  tag = "SELECT";
2759  break;
2760  }
2761  }
2762  else
2763  tag = "SELECT";
2764  break;
2765  case CMD_UPDATE:
2766  tag = "UPDATE";
2767  break;
2768  case CMD_INSERT:
2769  tag = "INSERT";
2770  break;
2771  case CMD_DELETE:
2772  tag = "DELETE";
2773  break;
2774  case CMD_UTILITY:
2775  tag = CreateCommandTag(stmt->utilityStmt);
2776  break;
2777  default:
2778  elog(WARNING, "unrecognized commandType: %d",
2779  (int) stmt->commandType);
2780  tag = "???";
2781  break;
2782  }
2783  }
2784  break;
2785 
2786  /* parsed-and-rewritten-but-not-planned queries */
2787  case T_Query:
2788  {
2789  Query *stmt = (Query *) parsetree;
2790 
2791  switch (stmt->commandType)
2792  {
2793  case CMD_SELECT:
2794 
2795  /*
2796  * We take a little extra care here so that the result
2797  * will be useful for complaints about read-only
2798  * statements
2799  */
2800  if (stmt->rowMarks != NIL)
2801  {
2802  /* not 100% but probably close enough */
2803  switch (((RowMarkClause *) linitial(stmt->rowMarks))->strength)
2804  {
2805  case LCS_FORKEYSHARE:
2806  tag = "SELECT FOR KEY SHARE";
2807  break;
2808  case LCS_FORSHARE:
2809  tag = "SELECT FOR SHARE";
2810  break;
2811  case LCS_FORNOKEYUPDATE:
2812  tag = "SELECT FOR NO KEY UPDATE";
2813  break;
2814  case LCS_FORUPDATE:
2815  tag = "SELECT FOR UPDATE";
2816  break;
2817  default:
2818  tag = "???";
2819  break;
2820  }
2821  }
2822  else
2823  tag = "SELECT";
2824  break;
2825  case CMD_UPDATE:
2826  tag = "UPDATE";
2827  break;
2828  case CMD_INSERT:
2829  tag = "INSERT";
2830  break;
2831  case CMD_DELETE:
2832  tag = "DELETE";
2833  break;
2834  case CMD_UTILITY:
2835  tag = CreateCommandTag(stmt->utilityStmt);
2836  break;
2837  default:
2838  elog(WARNING, "unrecognized commandType: %d",
2839  (int) stmt->commandType);
2840  tag = "???";
2841  break;
2842  }
2843  }
2844  break;
2845 
2846  default:
2847  elog(WARNING, "unrecognized node type: %d",
2848  (int) nodeTag(parsetree));
2849  tag = "???";
2850  break;
2851  }
2852 
2853  return tag;
2854 }
#define NIL
Definition: pg_list.h:69
List * rowMarks
Definition: parsenodes.h:161
Node * utilityStmt
Definition: parsenodes.h:118
#define linitial(l)
Definition: pg_list.h:111
Node * utilityStmt
Definition: plannodes.h:84
const char * CreateCommandTag(Node *parsetree)
Definition: utility.c:2033
bool is_grant
Definition: parsenodes.h:1824
#define WARNING
Definition: elog.h:40
Definition: nodes.h:304
bool ismove
Definition: parsenodes.h:2646
CmdType commandType
Definition: plannodes.h:45
List * rowMarks
Definition: plannodes.h:76
CmdType commandType
Definition: parsenodes.h:110
#define NULL
Definition: c.h:229
#define nodeTag(nodeptr)
Definition: nodes.h:514
#define elog
Definition: elog.h:219
static const char * AlterObjectTypeCommandTag(ObjectType objtype)
Definition: utility.c:1890
TransactionStmtKind kind
Definition: parsenodes.h:2898
LogStmtLevel GetCommandLogLevel ( Node parsetree)

Definition at line 2867 of file utility.c.

References analyze(), CMD_DELETE, CMD_INSERT, CMD_SELECT, CMD_UPDATE, CMD_UTILITY, PlannedStmt::commandType, Query::commandType, defGetBoolean(), DefElem::defname, elog, FetchPreparedStatement(), GetCommandLogLevel(), lfirst, LOGSTMT_ALL, LOGSTMT_DDL, LOGSTMT_MOD, ExecuteStmt::name, nodeTag, ExplainStmt::options, PreparedStatement::plansource, ExplainStmt::query, PrepareStmt::query, CachedPlanSource::raw_parse_tree, RawStmt::stmt, T_AlterDatabaseSetStmt, T_AlterDatabaseStmt, T_AlterDefaultPrivilegesStmt, T_AlterDomainStmt, T_AlterEnumStmt, T_AlterEventTrigStmt, T_AlterExtensionContentsStmt, T_AlterExtensionStmt, T_AlterFdwStmt, T_AlterForeignServerStmt, T_AlterFunctionStmt, T_AlterObjectDependsStmt, T_AlterObjectSchemaStmt, T_AlterOpFamilyStmt, T_AlterOwnerStmt, T_AlterPolicyStmt, T_AlterPublicationStmt, T_AlterRoleSetStmt, T_AlterRoleStmt, T_AlterSeqStmt, T_AlterSubscriptionStmt, T_AlterSystemStmt, T_AlterTableMoveAllStmt, T_AlterTableSpaceOptionsStmt, T_AlterTableStmt, T_AlterTSConfigurationStmt, T_AlterTSDictionaryStmt, T_AlterUserMappingStmt, T_CheckPointStmt, T_ClosePortalStmt, T_ClusterStmt, T_CommentStmt, T_CompositeTypeStmt, T_ConstraintsSetStmt, T_CopyStmt, T_CreateAmStmt, T_CreateCastStmt, T_CreateConversionStmt, T_CreatedbStmt, T_CreateDomainStmt, T_CreateEnumStmt, T_CreateEventTrigStmt, T_CreateExtensionStmt, T_CreateFdwStmt, T_CreateForeignServerStmt, T_CreateForeignTableStmt, T_CreateFunctionStmt, T_CreateOpClassStmt, T_CreateOpFamilyStmt, T_CreatePLangStmt, T_CreatePolicyStmt, T_CreatePublicationStmt, T_CreateRangeStmt, T_CreateRoleStmt, T_CreateSchemaStmt, T_CreateSeqStmt, T_CreateStmt, T_CreateSubscriptionStmt, T_CreateTableAsStmt, T_CreateTableSpaceStmt, T_CreateTransformStmt, T_CreateTrigStmt, T_CreateUserMappingStmt, T_DeallocateStmt, T_DeclareCursorStmt, T_DefineStmt, T_DeleteStmt, T_DiscardStmt, T_DoStmt, T_DropdbStmt, T_DropOwnedStmt, T_DropRoleStmt, T_DropStmt, T_DropSubscriptionStmt, T_DropTableSpaceStmt, T_DropUserMappingStmt, T_ExecuteStmt, T_ExplainStmt, T_FetchStmt, T_GrantRoleStmt, T_GrantStmt, T_ImportForeignSchemaStmt, T_IndexStmt, T_InsertStmt, T_ListenStmt, T_LoadStmt, T_LockStmt, T_NotifyStmt, T_PlannedStmt, T_PrepareStmt, T_Query, T_RawStmt, T_ReassignOwnedStmt, T_RefreshMatViewStmt, T_ReindexStmt, T_RenameStmt, T_RuleStmt, T_SecLabelStmt, T_SelectStmt, T_TransactionStmt, T_TruncateStmt, T_UnlistenStmt, T_UpdateStmt, T_VacuumStmt, T_VariableSetStmt, T_VariableShowStmt, T_ViewStmt, PlannedStmt::utilityStmt, Query::utilityStmt, and WARNING.

Referenced by check_log_statement(), and GetCommandLogLevel().

2868 {
2869  LogStmtLevel lev;
2870 
2871  switch (nodeTag(parsetree))
2872  {
2873  /* recurse if we're given a RawStmt */
2874  case T_RawStmt:
2875  lev = GetCommandLogLevel(((RawStmt *) parsetree)->stmt);
2876  break;
2877 
2878  /* raw plannable queries */
2879  case T_InsertStmt:
2880  case T_DeleteStmt:
2881  case T_UpdateStmt:
2882  lev = LOGSTMT_MOD;
2883  break;
2884 
2885  case T_SelectStmt:
2886  if (((SelectStmt *) parsetree)->intoClause)
2887  lev = LOGSTMT_DDL; /* SELECT INTO */
2888  else
2889  lev = LOGSTMT_ALL;
2890  break;
2891 
2892  /* utility statements --- same whether raw or cooked */
2893  case T_TransactionStmt:
2894  lev = LOGSTMT_ALL;
2895  break;
2896 
2897  case T_DeclareCursorStmt:
2898  lev = LOGSTMT_ALL;
2899  break;
2900 
2901  case T_ClosePortalStmt:
2902  lev = LOGSTMT_ALL;
2903  break;
2904 
2905  case T_FetchStmt:
2906  lev = LOGSTMT_ALL;
2907  break;
2908 
2909  case T_CreateSchemaStmt:
2910  lev = LOGSTMT_DDL;
2911  break;
2912 
2913  case T_CreateStmt:
2915  lev = LOGSTMT_DDL;
2916  break;
2917 
2919  case T_DropTableSpaceStmt:
2921  lev = LOGSTMT_DDL;
2922  break;
2923 
2924  case T_CreateExtensionStmt:
2925  case T_AlterExtensionStmt:
2927  lev = LOGSTMT_DDL;
2928  break;
2929 
2930  case T_CreateFdwStmt:
2931  case T_AlterFdwStmt:
2936  case T_DropUserMappingStmt:
2938  lev = LOGSTMT_DDL;
2939  break;
2940 
2941  case T_DropStmt:
2942  lev = LOGSTMT_DDL;
2943  break;
2944 
2945  case T_TruncateStmt:
2946  lev = LOGSTMT_MOD;
2947  break;
2948 
2949  case T_CommentStmt:
2950  lev = LOGSTMT_DDL;
2951  break;
2952 
2953  case T_SecLabelStmt:
2954  lev = LOGSTMT_DDL;
2955  break;
2956 
2957  case T_CopyStmt:
2958  if (((CopyStmt *) parsetree)->is_from)
2959  lev = LOGSTMT_MOD;
2960  else
2961  lev = LOGSTMT_ALL;
2962  break;
2963 
2964  case T_PrepareStmt:
2965  {
2966  PrepareStmt *stmt = (PrepareStmt *) parsetree;
2967 
2968  /* Look through a PREPARE to the contained stmt */
2969  lev = GetCommandLogLevel(stmt->query);
2970  }
2971  break;
2972 
2973  case T_ExecuteStmt:
2974  {
2975  ExecuteStmt *stmt = (ExecuteStmt *) parsetree;
2976  PreparedStatement *ps;
2977 
2978  /* Look through an EXECUTE to the referenced stmt */
2979  ps = FetchPreparedStatement(stmt->name, false);
2980  if (ps && ps->plansource->raw_parse_tree)
2982  else
2983  lev = LOGSTMT_ALL;
2984  }
2985  break;
2986 
2987  case T_DeallocateStmt:
2988  lev = LOGSTMT_ALL;
2989  break;
2990 
2991  case T_RenameStmt:
2992  lev = LOGSTMT_DDL;
2993  break;
2994 
2996  lev = LOGSTMT_DDL;
2997  break;
2998 
3000  lev = LOGSTMT_DDL;
3001  break;
3002 
3003  case T_AlterOwnerStmt:
3004  lev = LOGSTMT_DDL;
3005  break;
3006 
3008  case T_AlterTableStmt:
3009  lev = LOGSTMT_DDL;
3010  break;
3011 
3012  case T_AlterDomainStmt:
3013  lev = LOGSTMT_DDL;
3014  break;
3015 
3016  case T_GrantStmt:
3017  lev = LOGSTMT_DDL;
3018  break;
3019 
3020  case T_GrantRoleStmt:
3021  lev = LOGSTMT_DDL;
3022  break;
3023 
3025  lev = LOGSTMT_DDL;
3026  break;
3027 
3028  case T_DefineStmt:
3029  lev = LOGSTMT_DDL;
3030  break;
3031 
3032  case T_CompositeTypeStmt:
3033  lev = LOGSTMT_DDL;
3034  break;
3035 
3036  case T_CreateEnumStmt:
3037  lev = LOGSTMT_DDL;
3038  break;
3039 
3040  case T_CreateRangeStmt:
3041  lev = LOGSTMT_DDL;
3042  break;
3043 
3044  case T_AlterEnumStmt:
3045  lev = LOGSTMT_DDL;
3046  break;
3047 
3048  case T_ViewStmt:
3049  lev = LOGSTMT_DDL;
3050  break;
3051 
3052  case T_CreateFunctionStmt:
3053  lev = LOGSTMT_DDL;
3054  break;
3055 
3056  case T_AlterFunctionStmt:
3057  lev = LOGSTMT_DDL;
3058  break;
3059 
3060  case T_IndexStmt:
3061  lev = LOGSTMT_DDL;
3062  break;
3063 
3064  case T_RuleStmt:
3065  lev = LOGSTMT_DDL;
3066  break;
3067 
3068  case T_CreateSeqStmt:
3069  lev = LOGSTMT_DDL;
3070  break;
3071 
3072  case T_AlterSeqStmt:
3073  lev = LOGSTMT_DDL;
3074  break;
3075 
3076  case T_DoStmt:
3077  lev = LOGSTMT_ALL;
3078  break;
3079 
3080  case T_CreatedbStmt:
3081  lev = LOGSTMT_DDL;
3082  break;
3083 
3084  case T_AlterDatabaseStmt:
3085  lev = LOGSTMT_DDL;
3086  break;
3087 
3089  lev = LOGSTMT_DDL;
3090  break;
3091 
3092  case T_DropdbStmt:
3093  lev = LOGSTMT_DDL;
3094  break;
3095 
3096  case T_NotifyStmt:
3097  lev = LOGSTMT_ALL;
3098  break;
3099 
3100  case T_ListenStmt:
3101  lev = LOGSTMT_ALL;
3102  break;
3103 
3104  case T_UnlistenStmt:
3105  lev = LOGSTMT_ALL;
3106  break;
3107 
3108  case T_LoadStmt:
3109  lev = LOGSTMT_ALL;
3110  break;
3111 
3112  case T_ClusterStmt:
3113  lev = LOGSTMT_DDL;
3114  break;
3115 
3116  case T_VacuumStmt:
3117  lev = LOGSTMT_ALL;
3118  break;
3119 
3120  case T_ExplainStmt:
3121  {
3122  ExplainStmt *stmt = (ExplainStmt *) parsetree;
3123  bool analyze = false;
3124  ListCell *lc;
3125 
3126  /* Look through an EXPLAIN ANALYZE to the contained stmt */
3127  foreach(lc, stmt->options)
3128  {
3129  DefElem *opt = (DefElem *) lfirst(lc);
3130 
3131  if (strcmp(opt->defname, "analyze") == 0)
3132  analyze = defGetBoolean(opt);
3133  /* don't "break", as explain.c will use the last value */
3134  }
3135  if (analyze)
3136  return GetCommandLogLevel(stmt->query);
3137 
3138  /* Plain EXPLAIN isn't so interesting */
3139  lev = LOGSTMT_ALL;
3140  }
3141  break;
3142 
3143  case T_CreateTableAsStmt:
3144  lev = LOGSTMT_DDL;
3145  break;
3146 
3147  case T_RefreshMatViewStmt:
3148  lev = LOGSTMT_DDL;
3149  break;
3150 
3151  case T_AlterSystemStmt:
3152  lev = LOGSTMT_DDL;
3153  break;
3154 
3155  case T_VariableSetStmt:
3156  lev = LOGSTMT_ALL;
3157  break;
3158 
3159  case T_VariableShowStmt:
3160  lev = LOGSTMT_ALL;
3161  break;
3162 
3163  case T_DiscardStmt:
3164  lev = LOGSTMT_ALL;
3165  break;
3166 
3167  case T_CreateTrigStmt:
3168  lev = LOGSTMT_DDL;
3169  break;
3170 
3171  case T_CreateEventTrigStmt:
3172  lev = LOGSTMT_DDL;
3173  break;
3174 
3175  case T_AlterEventTrigStmt:
3176  lev = LOGSTMT_DDL;
3177  break;
3178 
3179  case T_CreatePLangStmt:
3180  lev = LOGSTMT_DDL;
3181  break;
3182 
3183  case T_CreateDomainStmt:
3184  lev = LOGSTMT_DDL;
3185  break;
3186 
3187  case T_CreateRoleStmt:
3188  lev = LOGSTMT_DDL;
3189  break;
3190 
3191  case T_AlterRoleStmt:
3192  lev = LOGSTMT_DDL;
3193  break;
3194 
3195  case T_AlterRoleSetStmt:
3196  lev = LOGSTMT_DDL;
3197  break;
3198 
3199  case T_DropRoleStmt:
3200  lev = LOGSTMT_DDL;
3201  break;
3202 
3203  case T_DropOwnedStmt:
3204  lev = LOGSTMT_DDL;
3205  break;
3206 
3207  case T_ReassignOwnedStmt:
3208  lev = LOGSTMT_DDL;
3209  break;
3210 
3211  case T_LockStmt:
3212  lev = LOGSTMT_ALL;
3213  break;
3214 
3215  case T_ConstraintsSetStmt:
3216  lev = LOGSTMT_ALL;
3217  break;
3218 
3219  case T_CheckPointStmt:
3220  lev = LOGSTMT_ALL;
3221  break;
3222 
3223  case T_ReindexStmt:
3224  lev = LOGSTMT_ALL; /* should this be DDL? */
3225  break;
3226 
3228  lev = LOGSTMT_DDL;
3229  break;
3230 
3231  case T_CreateCastStmt:
3232  lev = LOGSTMT_DDL;
3233  break;
3234 
3235  case T_CreateOpClassStmt:
3236  lev = LOGSTMT_DDL;
3237  break;
3238 
3239  case T_CreateOpFamilyStmt:
3240  lev = LOGSTMT_DDL;
3241  break;
3242 
3243  case T_CreateTransformStmt:
3244  lev = LOGSTMT_DDL;
3245  break;
3246 
3247  case T_AlterOpFamilyStmt:
3248  lev = LOGSTMT_DDL;
3249  break;
3250 
3251  case T_CreatePolicyStmt:
3252  lev = LOGSTMT_DDL;
3253  break;
3254 
3255  case T_AlterPolicyStmt:
3256  lev = LOGSTMT_DDL;
3257  break;
3258 
3260  lev = LOGSTMT_DDL;
3261  break;
3262 
3264  lev = LOGSTMT_DDL;
3265  break;
3266 
3267  case T_CreateAmStmt:
3268  lev = LOGSTMT_DDL;
3269  break;
3270 
3272  lev = LOGSTMT_DDL;
3273  break;
3274 
3276  lev = LOGSTMT_DDL;
3277  break;
3278 
3280  lev = LOGSTMT_DDL;
3281  break;
3282 
3284  lev = LOGSTMT_DDL;
3285  break;
3286 
3288  lev = LOGSTMT_DDL;
3289  break;
3290 
3291  /* already-planned queries */
3292  case T_PlannedStmt:
3293  {
3294  PlannedStmt *stmt = (PlannedStmt *) parsetree;
3295 
3296  switch (stmt->commandType)
3297  {
3298  case CMD_SELECT:
3299  lev = LOGSTMT_ALL;
3300  break;
3301 
3302  case CMD_UPDATE:
3303  case CMD_INSERT:
3304  case CMD_DELETE:
3305  lev = LOGSTMT_MOD;
3306  break;
3307 
3308  case CMD_UTILITY:
3309  lev = GetCommandLogLevel(stmt->utilityStmt);
3310  break;
3311 
3312  default:
3313  elog(WARNING, "unrecognized commandType: %d",
3314  (int) stmt->commandType);
3315  lev = LOGSTMT_ALL;
3316  break;
3317  }
3318  }
3319  break;
3320 
3321  /* parsed-and-rewritten-but-not-planned queries */
3322  case T_Query:
3323  {
3324  Query *stmt = (Query *) parsetree;
3325 
3326  switch (stmt->commandType)
3327  {
3328  case CMD_SELECT:
3329  lev = LOGSTMT_ALL;
3330  break;
3331 
3332  case CMD_UPDATE:
3333  case CMD_INSERT:
3334  case CMD_DELETE:
3335  lev = LOGSTMT_MOD;
3336  break;
3337 
3338  case CMD_UTILITY:
3339  lev = GetCommandLogLevel(stmt->utilityStmt);
3340  break;
3341 
3342  default:
3343  elog(WARNING, "unrecognized commandType: %d",
3344  (int) stmt->commandType);
3345  lev = LOGSTMT_ALL;
3346  break;
3347  }
3348 
3349  }
3350  break;
3351 
3352  default:
3353  elog(WARNING, "unrecognized node type: %d",
3354  (int) nodeTag(parsetree));
3355  lev = LOGSTMT_ALL;
3356  break;
3357  }
3358 
3359  return lev;
3360 }
CachedPlanSource * plansource
Definition: prepare.h:31
LogStmtLevel
Definition: tcopprot.h:40
List * options
Definition: parsenodes.h:3085
Node * utilityStmt
Definition: parsenodes.h:118
Node * query
Definition: parsenodes.h:3084
bool defGetBoolean(DefElem *def)
Definition: define.c:111
Node * stmt
Definition: parsenodes.h:1392
Node * utilityStmt
Definition: plannodes.h:84
#define WARNING
Definition: elog.h:40
Definition: nodes.h:304
CmdType commandType
Definition: plannodes.h:45
CmdType commandType
Definition: parsenodes.h:110
#define lfirst(lc)
Definition: pg_list.h:106
Node * query
Definition: parsenodes.h:3252
struct RawStmt * raw_parse_tree
Definition: plancache.h:83
#define nodeTag(nodeptr)
Definition: nodes.h:514
char * name
Definition: parsenodes.h:3264
char * defname
Definition: parsenodes.h:720
#define elog
Definition: elog.h:219
PreparedStatement * FetchPreparedStatement(const char *stmt_name, bool throwError)
Definition: prepare.c:494
static long analyze(struct nfa *nfa)
Definition: regc_nfa.c:2816
LogStmtLevel GetCommandLogLevel(Node *parsetree)
Definition: utility.c:2867
void ProcessUtility ( PlannedStmt pstmt,
const char *  queryString,
ProcessUtilityContext  context,
ParamListInfo  params,
QueryEnvironment queryEnv,
DestReceiver dest,
char *  completionTag 
)

Definition at line 335 of file utility.c.

References Assert, CMD_UTILITY, PlannedStmt::commandType, IsA, NULL, ProcessUtility_hook, and standard_ProcessUtility().

Referenced by _SPI_execute_plan(), ConvertTriggerToFK(), CreateSchemaCommand(), execute_sql_string(), ImportForeignSchema(), PortalRunUtility(), postquel_getnext(), and ProcessUtilitySlow().

342 {
343  Assert(IsA(pstmt, PlannedStmt));
344  Assert(pstmt->commandType == CMD_UTILITY);
345  Assert(queryString != NULL); /* required as of 8.4 */
346 
347  /*
348  * We provide a function hook variable that lets loadable plugins get
349  * control when ProcessUtility is called. Such a plugin would normally
350  * call standard_ProcessUtility().
351  */
353  (*ProcessUtility_hook) (pstmt, queryString,
354  context, params, queryEnv,
355  dest, completionTag);
356  else
357  standard_ProcessUtility(pstmt, queryString,
358  context, params, queryEnv,
359  dest, completionTag);
360 }
#define IsA(nodeptr, _type_)
Definition: nodes.h:560
ProcessUtility_hook_type ProcessUtility_hook
Definition: utility.c:73
void standard_ProcessUtility(PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)
Definition: utility.c:374
CmdType commandType
Definition: plannodes.h:45
#define NULL
Definition: c.h:229
#define Assert(condition)
Definition: c.h:675
void standard_ProcessUtility ( PlannedStmt pstmt,
const char *  queryString,
ProcessUtilityContext  context,
ParamListInfo  params,
QueryEnvironment queryEnv,
DestReceiver dest,
char *  completionTag 
)

Definition at line 374 of file utility.c.

References AfterTriggerSetState(), AlterDatabase(), AlterDatabaseSet(), AlterEventTrigger(), AlterRole(), AlterRoleSet(), AlterSystemSetConfigFile(), AlterTableSpaceOptions(), DefElem::arg, Assert, Async_Listen(), Async_Notify(), Async_Unlisten(), Async_UnlistenAll(), BeginTransactionBlock(), check_xact_readonly(), CHECKPOINT_FORCE, CHECKPOINT_IMMEDIATE, CHECKPOINT_WAIT, CheckRestrictedOperation(), closeAllVfds(), cluster(), CommentObject(), COMPLETION_TAG_BUFSIZE, NotifyStmt::conditionname, ListenStmt::conditionname, UnlistenStmt::conditionname, createdb(), CreateEventTrigger(), CreateRole(), CreateTableSpace(), DropdbStmt::dbname, DeallocateQuery(), DefineSavepoint(), DefElem::defname, DiscardCommand(), DoCopy(), dropdb(), DropRole(), DropTableSpace(), elog, EndTransactionBlock(), ereport, errcode(), errmsg(), ERROR, EventTriggerSupportsGrantObjectType(), EventTriggerSupportsObjectType(), ExecAlterObjectDependsStmt(), ExecAlterObjectSchemaStmt(), ExecAlterOwnerStmt(), ExecDropStmt(), ExecRenameStmt(), ExecSecLabelStmt(), ExecSetVariableStmt(), ExecuteDoStmt(), ExecuteGrantStmt(), ExecuteQuery(), ExecuteTruncate(), ExecVacuum(), ExplainQuery(), LoadStmt::filename, FinishPreparedTransaction(), free_parsestate(), GetPGVariable(), TransactionStmt::gid, GrantRole(), TransactionStmt::kind, ReindexStmt::kind, lfirst, list_make1, load_file(), LockTableCommand(), make_parsestate(), DropdbStmt::missing_ok, name, VariableShowStmt::name, ReindexStmt::name, nodeTag, NULL, AlterObjectDependsStmt::objectType, AlterObjectSchemaStmt::objectType, AlterOwnerStmt::objectType, GrantStmt::objtype, CommentStmt::objtype, SecLabelStmt::objtype, TransactionStmt::options, VacuumStmt::options, ReindexStmt::options, ParseState::p_sourcetext, NotifyStmt::payload, PerformCursorOpen(), PerformPortalClose(), PerformPortalFetch(), PointerIsValid, ClosePortalStmt::portalname, PrepareQuery(), PrepareTransactionBlock(), PreventCommandDuringRecovery(), PreventTransactionChain(), PROCESS_UTILITY_TOPLEVEL, ProcessUtilitySlow(), ReassignOwnedObjects(), RecoveryInProgress(), REINDEX_OBJECT_DATABASE, REINDEX_OBJECT_INDEX, REINDEX_OBJECT_SCHEMA, REINDEX_OBJECT_SYSTEM, REINDEX_OBJECT_TABLE, ReindexIndex(), ReindexMultipleTables(), ReindexTable(), ReindexStmt::relation, ReleaseSavepoint(), DropStmt::removeType, RenameStmt::renameType, RequestCheckpoint(), RequireTransactionChain(), RollbackToSavepoint(), SetPGVariable(), snprintf(), PlannedStmt::stmt_len, PlannedStmt::stmt_location, strVal, superuser(), T_AlterDatabaseSetStmt, T_AlterDatabaseStmt, T_AlterEventTrigStmt, T_AlterObjectDependsStmt, T_AlterObjectSchemaStmt, T_AlterOwnerStmt, T_AlterRoleSetStmt, T_AlterRoleStmt, T_AlterSystemStmt, T_AlterTableSpaceOptionsStmt, T_CheckPointStmt, T_ClosePortalStmt, T_ClusterStmt, T_CommentStmt, T_ConstraintsSetStmt, T_CopyStmt, T_CreatedbStmt, T_CreateEventTrigStmt, T_CreateRoleStmt, T_CreateTableSpaceStmt, T_DeallocateStmt, T_DeclareCursorStmt, T_DiscardStmt, T_DoStmt, T_DropdbStmt, T_DropRoleStmt, T_DropStmt, T_DropTableSpaceStmt, T_ExecuteStmt, T_ExplainStmt, T_FetchStmt, T_GrantRoleStmt, T_GrantStmt, T_ListenStmt, T_LoadStmt, T_LockStmt, T_NotifyStmt, T_PrepareStmt, T_ReassignOwnedStmt, T_ReindexStmt, T_RenameStmt, T_SecLabelStmt, T_TransactionStmt, T_TruncateStmt, T_UnlistenStmt, T_VacuumStmt, T_VariableSetStmt, T_VariableShowStmt, TRANS_STMT_BEGIN, TRANS_STMT_COMMIT, TRANS_STMT_COMMIT_PREPARED, TRANS_STMT_PREPARE, TRANS_STMT_RELEASE, TRANS_STMT_ROLLBACK, TRANS_STMT_ROLLBACK_PREPARED, TRANS_STMT_ROLLBACK_TO, TRANS_STMT_SAVEPOINT, TRANS_STMT_START, UINT64_FORMAT, UserAbortTransactionBlock(), PlannedStmt::utilityStmt, VACOPT_VACUUM, and WarnNoTransactionChain().

Referenced by pgss_ProcessUtility(), ProcessUtility(), and sepgsql_utility_command().

381 {
382  Node *parsetree = pstmt->utilityStmt;
383  bool isTopLevel = (context == PROCESS_UTILITY_TOPLEVEL);
384  ParseState *pstate;
385 
386  check_xact_readonly(parsetree);
387 
388  if (completionTag)
389  completionTag[0] = '\0';
390 
391  pstate = make_parsestate(NULL);
392  pstate->p_sourcetext = queryString;
393 
394  switch (nodeTag(parsetree))
395  {
396  /*
397  * ******************** transactions ********************
398  */
399  case T_TransactionStmt:
400  {
401  TransactionStmt *stmt = (TransactionStmt *) parsetree;
402 
403  switch (stmt->kind)
404  {
405  /*
406  * START TRANSACTION, as defined by SQL99: Identical
407  * to BEGIN. Same code for both.
408  */
409  case TRANS_STMT_BEGIN:
410  case TRANS_STMT_START:
411  {
412  ListCell *lc;
413 
415  foreach(lc, stmt->options)
416  {
417  DefElem *item = (DefElem *) lfirst(lc);
418 
419  if (strcmp(item->defname, "transaction_isolation") == 0)
420  SetPGVariable("transaction_isolation",
421  list_make1(item->arg),
422  true);
423  else if (strcmp(item->defname, "transaction_read_only") == 0)
424  SetPGVariable("transaction_read_only",
425  list_make1(item->arg),
426  true);
427  else if (strcmp(item->defname, "transaction_deferrable") == 0)
428  SetPGVariable("transaction_deferrable",
429  list_make1(item->arg),
430  true);
431  }
432  }
433  break;
434 
435  case TRANS_STMT_COMMIT:
436  if (!EndTransactionBlock())
437  {
438  /* report unsuccessful commit in completionTag */
439  if (completionTag)
440  strcpy(completionTag, "ROLLBACK");
441  }
442  break;
443 
444  case TRANS_STMT_PREPARE:
445  PreventCommandDuringRecovery("PREPARE TRANSACTION");
446  if (!PrepareTransactionBlock(stmt->gid))
447  {
448  /* report unsuccessful commit in completionTag */
449  if (completionTag)
450  strcpy(completionTag, "ROLLBACK");
451  }
452  break;
453 
455  PreventTransactionChain(isTopLevel, "COMMIT PREPARED");
456  PreventCommandDuringRecovery("COMMIT PREPARED");
457  FinishPreparedTransaction(stmt->gid, true);
458  break;
459 
461  PreventTransactionChain(isTopLevel, "ROLLBACK PREPARED");
462  PreventCommandDuringRecovery("ROLLBACK PREPARED");
463  FinishPreparedTransaction(stmt->gid, false);
464  break;
465 
466  case TRANS_STMT_ROLLBACK:
468  break;
469 
471  {
472  ListCell *cell;
473  char *name = NULL;
474 
475  RequireTransactionChain(isTopLevel, "SAVEPOINT");
476 
477  foreach(cell, stmt->options)
478  {
479  DefElem *elem = lfirst(cell);
480 
481  if (strcmp(elem->defname, "savepoint_name") == 0)
482  name = strVal(elem->arg);
483  }
484 
485  Assert(PointerIsValid(name));
486 
487  DefineSavepoint(name);
488  }
489  break;
490 
491  case TRANS_STMT_RELEASE:
492  RequireTransactionChain(isTopLevel, "RELEASE SAVEPOINT");
493  ReleaseSavepoint(stmt->options);
494  break;
495 
497  RequireTransactionChain(isTopLevel, "ROLLBACK TO SAVEPOINT");
499 
500  /*
501  * CommitTransactionCommand is in charge of
502  * re-defining the savepoint again
503  */
504  break;
505  }
506  }
507  break;
508 
509  /*
510  * Portal (cursor) manipulation
511  */
512  case T_DeclareCursorStmt:
513  PerformCursorOpen((DeclareCursorStmt *) parsetree, params,
514  queryString, isTopLevel);
515  break;
516 
517  case T_ClosePortalStmt:
518  {
519  ClosePortalStmt *stmt = (ClosePortalStmt *) parsetree;
520 
521  CheckRestrictedOperation("CLOSE");
523  }
524  break;
525 
526  case T_FetchStmt:
527  PerformPortalFetch((FetchStmt *) parsetree, dest,
528  completionTag);
529  break;
530 
531  case T_DoStmt:
532  ExecuteDoStmt((DoStmt *) parsetree);
533  break;
534 
536  /* no event triggers for global objects */
537  PreventTransactionChain(isTopLevel, "CREATE TABLESPACE");
538  CreateTableSpace((CreateTableSpaceStmt *) parsetree);
539  break;
540 
542  /* no event triggers for global objects */
543  PreventTransactionChain(isTopLevel, "DROP TABLESPACE");
544  DropTableSpace((DropTableSpaceStmt *) parsetree);
545  break;
546 
548  /* no event triggers for global objects */
550  break;
551 
552  case T_TruncateStmt:
553  ExecuteTruncate((TruncateStmt *) parsetree);
554  break;
555 
556  case T_CopyStmt:
557  {
558  uint64 processed;
559 
560  DoCopy(pstate, (CopyStmt *) parsetree,
561  pstmt->stmt_location, pstmt->stmt_len,
562  &processed);
563  if (completionTag)
564  snprintf(completionTag, COMPLETION_TAG_BUFSIZE,
565  "COPY " UINT64_FORMAT, processed);
566  }
567  break;
568 
569  case T_PrepareStmt:
570  CheckRestrictedOperation("PREPARE");
571  PrepareQuery((PrepareStmt *) parsetree, queryString,
572  pstmt->stmt_location, pstmt->stmt_len);
573  break;
574 
575  case T_ExecuteStmt:
576  ExecuteQuery((ExecuteStmt *) parsetree, NULL,
577  queryString, params,
578  dest, completionTag);
579  break;
580 
581  case T_DeallocateStmt:
582  CheckRestrictedOperation("DEALLOCATE");
583  DeallocateQuery((DeallocateStmt *) parsetree);
584  break;
585 
586  case T_GrantRoleStmt:
587  /* no event triggers for global objects */
588  GrantRole((GrantRoleStmt *) parsetree);
589  break;
590 
591  case T_CreatedbStmt:
592  /* no event triggers for global objects */
593  PreventTransactionChain(isTopLevel, "CREATE DATABASE");
594  createdb(pstate, (CreatedbStmt *) parsetree);
595  break;
596 
597  case T_AlterDatabaseStmt:
598  /* no event triggers for global objects */
599  AlterDatabase(pstate, (AlterDatabaseStmt *) parsetree, isTopLevel);
600  break;
601 
603  /* no event triggers for global objects */
604  AlterDatabaseSet((AlterDatabaseSetStmt *) parsetree);
605  break;
606 
607  case T_DropdbStmt:
608  {
609  DropdbStmt *stmt = (DropdbStmt *) parsetree;
610 
611  /* no event triggers for global objects */
612  PreventTransactionChain(isTopLevel, "DROP DATABASE");
613  dropdb(stmt->dbname, stmt->missing_ok);
614  }
615  break;
616 
617  /* Query-level asynchronous notification */
618  case T_NotifyStmt:
619  {
620  NotifyStmt *stmt = (NotifyStmt *) parsetree;
621 
623  Async_Notify(stmt->conditionname, stmt->payload);
624  }
625  break;
626 
627  case T_ListenStmt:
628  {
629  ListenStmt *stmt = (ListenStmt *) parsetree;
630 
632  CheckRestrictedOperation("LISTEN");
634  }
635  break;
636 
637  case T_UnlistenStmt:
638  {
639  UnlistenStmt *stmt = (UnlistenStmt *) parsetree;
640 
641  PreventCommandDuringRecovery("UNLISTEN");
642  CheckRestrictedOperation("UNLISTEN");
643  if (stmt->conditionname)
645  else
647  }
648  break;
649 
650  case T_LoadStmt:
651  {
652  LoadStmt *stmt = (LoadStmt *) parsetree;
653 
654  closeAllVfds(); /* probably not necessary... */
655  /* Allowed names are restricted if you're not superuser */
656  load_file(stmt->filename, !superuser());
657  }
658  break;
659 
660  case T_ClusterStmt:
661  /* we choose to allow this during "read only" transactions */
662  PreventCommandDuringRecovery("CLUSTER");
663  /* forbidden in parallel mode due to CommandIsReadOnly */
664  cluster((ClusterStmt *) parsetree, isTopLevel);
665  break;
666 
667  case T_VacuumStmt:
668  {
669  VacuumStmt *stmt = (VacuumStmt *) parsetree;
670 
671  /* we choose to allow this during "read only" transactions */
673  "VACUUM" : "ANALYZE");
674  /* forbidden in parallel mode due to CommandIsReadOnly */
675  ExecVacuum(stmt, isTopLevel);
676  }
677  break;
678 
679  case T_ExplainStmt:
680  ExplainQuery(pstate, (ExplainStmt *) parsetree, queryString, params,
681  queryEnv, dest);
682  break;
683 
684  case T_AlterSystemStmt:
685  PreventTransactionChain(isTopLevel, "ALTER SYSTEM");
687  break;
688 
689  case T_VariableSetStmt:
690  ExecSetVariableStmt((VariableSetStmt *) parsetree, isTopLevel);
691  break;
692 
693  case T_VariableShowStmt:
694  {
695  VariableShowStmt *n = (VariableShowStmt *) parsetree;
696 
697  GetPGVariable(n->name, dest);
698  }
699  break;
700 
701  case T_DiscardStmt:
702  /* should we allow DISCARD PLANS? */
703  CheckRestrictedOperation("DISCARD");
704  DiscardCommand((DiscardStmt *) parsetree, isTopLevel);
705  break;
706 
708  /* no event triggers on event triggers */
710  break;
711 
713  /* no event triggers on event triggers */
714  AlterEventTrigger((AlterEventTrigStmt *) parsetree);
715  break;
716 
717  /*
718  * ******************************** ROLE statements ****
719  */
720  case T_CreateRoleStmt:
721  /* no event triggers for global objects */
722  CreateRole(pstate, (CreateRoleStmt *) parsetree);
723  break;
724 
725  case T_AlterRoleStmt:
726  /* no event triggers for global objects */
727  AlterRole((AlterRoleStmt *) parsetree);
728  break;
729 
730  case T_AlterRoleSetStmt:
731  /* no event triggers for global objects */
732  AlterRoleSet((AlterRoleSetStmt *) parsetree);
733  break;
734 
735  case T_DropRoleStmt:
736  /* no event triggers for global objects */
737  DropRole((DropRoleStmt *) parsetree);
738  break;
739 
740  case T_ReassignOwnedStmt:
741  /* no event triggers for global objects */
743  break;
744 
745  case T_LockStmt:
746 
747  /*
748  * Since the lock would just get dropped immediately, LOCK TABLE
749  * outside a transaction block is presumed to be user error.
750  */
751  RequireTransactionChain(isTopLevel, "LOCK TABLE");
752  /* forbidden in parallel mode due to CommandIsReadOnly */
753  LockTableCommand((LockStmt *) parsetree);
754  break;
755 
757  WarnNoTransactionChain(isTopLevel, "SET CONSTRAINTS");
759  break;
760 
761  case T_CheckPointStmt:
762  if (!superuser())
763  ereport(ERROR,
764  (errcode(ERRCODE_INSUFFICIENT_PRIVILEGE),
765  errmsg("must be superuser to do CHECKPOINT")));
766 
767  /*
768  * You might think we should have a PreventCommandDuringRecovery()
769  * here, but we interpret a CHECKPOINT command during recovery as
770  * a request for a restartpoint instead. We allow this since it
771  * can be a useful way of reducing switchover time when using
772  * various forms of replication.
773  */
776  break;
777 
778  case T_ReindexStmt:
779  {
780  ReindexStmt *stmt = (ReindexStmt *) parsetree;
781 
782  /* we choose to allow this during "read only" transactions */
783  PreventCommandDuringRecovery("REINDEX");
784  /* forbidden in parallel mode due to CommandIsReadOnly */
785  switch (stmt->kind)
786  {
788  ReindexIndex(stmt->relation, stmt->options);
789  break;
791  ReindexTable(stmt->relation, stmt->options);
792  break;
796 
797  /*
798  * This cannot run inside a user transaction block; if
799  * we were inside a transaction, then its commit- and
800  * start-transaction-command calls would not have the
801  * intended effect!
802  */
803  PreventTransactionChain(isTopLevel,
804  (stmt->kind == REINDEX_OBJECT_SCHEMA) ? "REINDEX SCHEMA" :
805  (stmt->kind == REINDEX_OBJECT_SYSTEM) ? "REINDEX SYSTEM" :
806  "REINDEX DATABASE");
807  ReindexMultipleTables(stmt->name, stmt->kind, stmt->options);
808  break;
809  default:
810  elog(ERROR, "unrecognized object type: %d",
811  (int) stmt->kind);
812  break;
813  }
814  }
815  break;
816 
817  /*
818  * The following statements are supported by Event Triggers only
819  * in some cases, so we "fast path" them in the other cases.
820  */
821 
822  case T_GrantStmt:
823  {
824  GrantStmt *stmt = (GrantStmt *) parsetree;
825 
827  ProcessUtilitySlow(pstate, pstmt, queryString,
828  context, params, queryEnv,
829  dest, completionTag);
830  else
831  ExecuteGrantStmt(stmt);
832  }
833  break;
834 
835  case T_DropStmt:
836  {
837  DropStmt *stmt = (DropStmt *) parsetree;
838 
840  ProcessUtilitySlow(pstate, pstmt, queryString,
841  context, params, queryEnv,
842  dest, completionTag);
843  else
844  ExecDropStmt(stmt, isTopLevel);
845  }
846  break;
847 
848  case T_RenameStmt:
849  {
850  RenameStmt *stmt = (RenameStmt *) parsetree;
851 
853  ProcessUtilitySlow(pstate, pstmt, queryString,
854  context, params, queryEnv,
855  dest, completionTag);
856  else
857  ExecRenameStmt(stmt);
858  }
859  break;
860 
862  {
863  AlterObjectDependsStmt *stmt = (AlterObjectDependsStmt *) parsetree;
864 
866  ProcessUtilitySlow(pstate, pstmt, queryString,
867  context, params, queryEnv,
868  dest, completionTag);
869  else
871  }
872  break;
873 
875  {
876  AlterObjectSchemaStmt *stmt = (AlterObjectSchemaStmt *) parsetree;
877 
879  ProcessUtilitySlow(pstate, pstmt, queryString,
880  context, params, queryEnv,
881  dest, completionTag);
882  else
884  }
885  break;
886 
887  case T_AlterOwnerStmt:
888  {
889  AlterOwnerStmt *stmt = (AlterOwnerStmt *) parsetree;
890 
892  ProcessUtilitySlow(pstate, pstmt, queryString,
893  context, params, queryEnv,
894  dest, completionTag);
895  else
896  ExecAlterOwnerStmt(stmt);
897  }
898  break;
899 
900  case T_CommentStmt:
901  {
902  CommentStmt *stmt = (CommentStmt *) parsetree;
903 
905  ProcessUtilitySlow(pstate, pstmt, queryString,
906  context, params, queryEnv,
907  dest, completionTag);
908  else
909  CommentObject(stmt);
910  break;
911  }
912 
913  case T_SecLabelStmt:
914  {
915  SecLabelStmt *stmt = (SecLabelStmt *) parsetree;
916 
918  ProcessUtilitySlow(pstate, pstmt, queryString,
919  context, params, queryEnv,
920  dest, completionTag);
921  else
922  ExecSecLabelStmt(stmt);
923  break;
924  }
925 
926  default:
927  /* All other statement types have event trigger support */
928  ProcessUtilitySlow(pstate, pstmt, queryString,
929  context, params, queryEnv,
930  dest, completionTag);
931  break;
932  }
933 
934  free_parsestate(pstate);
935 }
ObjectType objtype
Definition: parsenodes.h:2568
void closeAllVfds(void)
Definition: fd.c:2499
ObjectType objtype
Definition: parsenodes.h:2580
static void ExecDropStmt(DropStmt *stmt, bool isTopLevel)
Definition: utility.c:1679
void PerformPortalClose(const char *name)
Definition: portalcmds.c:216
ObjectAddress CommentObject(CommentStmt *stmt)
Definition: comment.c:40
ObjectType renameType
Definition: parsenodes.h:2766
Oid ReindexTable(RangeVar *relation, int options)
Definition: indexcmds.c:1831
ObjectAddress ExecSecLabelStmt(SecLabelStmt *stmt)
Definition: seclabel.c:44
void ExecuteDoStmt(DoStmt *stmt)
Oid AlterDatabaseSet(AlterDatabaseSetStmt *stmt)
Definition: dbcommands.c:1575
ObjectType objectType
Definition: parsenodes.h:2811
void AfterTriggerSetState(ConstraintsSetStmt *stmt)
Definition: trigger.c:4721
static void CheckRestrictedOperation(const char *cmdname)
Definition: utility.c:291
Definition: nodes.h:509
#define strVal(v)
Definition: value.h:54
int errcode(int sqlerrcode)
Definition: elog.c:575
void PerformCursorOpen(DeclareCursorStmt *cstmt, ParamListInfo params, const char *queryString, bool isTopLevel)
Definition: portalcmds.c:42
bool superuser(void)
Definition: superuser.c:47
char * filename
Definition: parsenodes.h:2980
Oid ReindexIndex(RangeVar *indexRelation, int options)
Definition: indexcmds.c:1737
int snprintf(char *str, size_t count, const char *fmt,...) pg_attribute_printf(3
void Async_Listen(const char *channel)
Definition: async.c:635
Oid CreateTableSpace(CreateTableSpaceStmt *stmt)
Definition: tablespace.c:233
bool RecoveryInProgress(void)
Definition: xlog.c:7874
void ExecuteTruncate(TruncateStmt *stmt)
Definition: tablecmds.c:1205
bool EndTransactionBlock(void)
Definition: xact.c:3525
void ExecuteQuery(ExecuteStmt *stmt, IntoClause *intoClause, const char *queryString, ParamListInfo params, DestReceiver *dest, char *completionTag)
Definition: prepare.c:200
int stmt_len
Definition: plannodes.h:88
Oid CreateRole(ParseState *pstate, CreateRoleStmt *stmt)
Definition: user.c:72
ObjectType removeType
Definition: parsenodes.h:2543
void GetPGVariable(const char *name, DestReceiver *dest)
Definition: guc.c:7898
ParseState * make_parsestate(ParseState *parentParseState)
Definition: parse_node.c:44
#define list_make1(x1)
Definition: pg_list.h:139
void DeallocateQuery(DeallocateStmt *stmt)
Definition: prepare.c:565
#define ERROR
Definition: elog.h:43
static void ProcessUtilitySlow(ParseState *pstate, PlannedStmt *pstmt, const char *queryString, ProcessUtilityContext context, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest, char *completionTag)
Definition: utility.c:943
void PreventCommandDuringRecovery(const char *cmdname)
Definition: utility.c:273
void GrantRole(GrantRoleStmt *stmt)
Definition: user.c:1262
void PerformPortalFetch(FetchStmt *stmt, DestReceiver *dest, char *completionTag)
Definition: portalcmds.c:168
RangeVar * relation
Definition: parsenodes.h:3196
void UserAbortTransactionBlock(void)
Definition: xact.c:3649
void ExecSetVariableStmt(VariableSetStmt *stmt, bool isTopLevel)
Definition: guc.c:7289
int stmt_location
Definition: plannodes.h:87
void ExecVacuum(VacuumStmt *vacstmt, bool isTopLevel)
Definition: vacuum.c:85
Node * utilityStmt
Definition: plannodes.h:84
void cluster(ClusterStmt *stmt, bool isTopLevel)
Definition: cluster.c:106
const char * p_sourcetext
Definition: parse_node.h:168
void DropTableSpace(DropTableSpaceStmt *stmt)
Definition: tablespace.c:400
void PrepareQuery(PrepareStmt *stmt, const char *queryString, int stmt_location, int stmt_len)
Definition: prepare.c:57
char * conditionname
Definition: parsenodes.h:2864
ObjectAddress ExecRenameStmt(RenameStmt *stmt)
Definition: alter.c:325
#define CHECKPOINT_FORCE
Definition: xlog.h:180
#define ereport(elevel, rest)
Definition: elog.h:122
Oid AlterEventTrigger(AlterEventTrigStmt *stmt)
Node * arg
Definition: parsenodes.h:721
void ReindexMultipleTables(const char *objectName, ReindexObjectType objectKind, int options)
Definition: indexcmds.c:1859
bool missing_ok
Definition: parsenodes.h:3020
void BeginTransactionBlock(void)
Definition: xact.c:3415
Oid AlterRole(AlterRoleStmt *stmt)
Definition: user.c:493
bool PrepareTransactionBlock(char *gid)
Definition: xact.c:3474
void WarnNoTransactionChain(bool isTopLevel, const char *stmtType)
Definition: xact.c:3202
void AlterSystemSetConfigFile(AlterSystemStmt *altersysstmt)
Definition: guc.c:7074
void DefineSavepoint(char *name)
Definition: xact.c:3748
Oid AlterRoleSet(AlterRoleSetStmt *stmt)
Definition: user.c:874
Oid CreateEventTrigger(CreateEventTrigStmt *stmt)
char * conditionname
Definition: parsenodes.h:2853
void dropdb(const char *dbname, bool missing_ok)
Definition: dbcommands.c:780
ObjectAddress ExecAlterObjectDependsStmt(AlterObjectDependsStmt *stmt, ObjectAddress *refAddress)
Definition: alter.c:423
bool EventTriggerSupportsObjectType(ObjectType obtype)
Oid AlterDatabase(ParseState *pstate, AlterDatabaseStmt *stmt, bool isTopLevel)
Definition: dbcommands.c:1397
void FinishPreparedTransaction(const char *gid, bool isCommit)
Definition: twophase.c:1367
void RequireTransactionChain(bool isTopLevel, const char *stmtType)
Definition: xact.c:3208
#define CHECKPOINT_WAIT
Definition: xlog.h:184
ObjectAddress ExecAlterObjectSchemaStmt(AlterObjectSchemaStmt *stmt, ObjectAddress *oldSchemaAddr)
Definition: alter.c:461
#define COMPLETION_TAG_BUFSIZE
Definition: dest.h:74
#define NULL
Definition: c.h:229
void DoCopy(ParseState *pstate, const CopyStmt *stmt, int stmt_location, int stmt_len, uint64 *processed)
Definition: copy.c:781
#define Assert(condition)
Definition: c.h:675
#define lfirst(lc)
Definition: pg_list.h:106
ReindexObjectType kind
Definition: parsenodes.h:3194
void load_file(const char *filename, bool restricted)
Definition: dfmgr.c:137
void Async_UnlistenAll(void)
Definition: async.c:667
ObjectAddress ExecAlterOwnerStmt(AlterOwnerStmt *stmt)
Definition: alter.c:766
void ReleaseSavepoint(List *options)
Definition: xact.c:3811
const char * name
Definition: encode.c:521
void RollbackToSavepoint(List *options)
Definition: xact.c:3924
#define nodeTag(nodeptr)
Definition: nodes.h:514
void ExplainQuery(ParseState *pstate, ExplainStmt *stmt, const char *queryString, ParamListInfo params, QueryEnvironment *queryEnv, DestReceiver *dest)
Definition: explain.c:145
void Async_Notify(const char *channel, const char *payload)
Definition: async.c:540
bool EventTriggerSupportsGrantObjectType(GrantObjectType objtype)
GrantObjectType objtype
Definition: parsenodes.h:1826
void LockTableCommand(LockStmt *lockstmt)
Definition: lockcmds.c:36
Oid createdb(ParseState *pstate, const CreatedbStmt *stmt)
Definition: dbcommands.c:99
int errmsg(const char *fmt,...)
Definition: elog.c:797
void ReassignOwnedObjects(ReassignOwnedStmt *stmt)
Definition: user.c:1347
#define CHECKPOINT_IMMEDIATE
Definition: xlog.h:179
static void check_xact_readonly(Node *parsetree)
Definition: utility.c:131
void DropRole(DropRoleStmt *stmt)
Definition: user.c:954
const char * name
Definition: parsenodes.h:3197
char * defname
Definition: parsenodes.h:720
#define elog
Definition: elog.h:219
void free_parsestate(ParseState *pstate)
Definition: parse_node.c:77
#define PointerIsValid(pointer)
Definition: c.h:526
#define UINT64_FORMAT
Definition: c.h:316
char * dbname
Definition: parsenodes.h:3019
void DiscardCommand(DiscardStmt *stmt, bool isTopLevel)
Definition: discard.c:31
void Async_Unlisten(const char *channel)
Definition: async.c:649
void SetPGVariable(const char *name, List *args, bool is_local)
Definition: guc.c:7433
void RequestCheckpoint(int flags)
Definition: checkpointer.c:967
void PreventTransactionChain(bool isTopLevel, const char *stmtType)
Definition: xact.c:3154
char * payload
Definition: parsenodes.h:2854
TransactionStmtKind kind
Definition: parsenodes.h:2898
void ExecuteGrantStmt(GrantStmt *stmt)
Definition: aclchk.c:385
char * conditionname
Definition: parsenodes.h:2874
Oid AlterTableSpaceOptions(AlterTableSpaceOptionsStmt *stmt)
Definition: tablespace.c:986
Query* UtilityContainsQuery ( Node parsetree)

Definition at line 1853 of file utility.c.

References castNode, CMD_UTILITY, Query::commandType, nodeTag, NULL, T_CreateTableAsStmt, T_DeclareCursorStmt, T_ExplainStmt, UtilityContainsQuery(), and Query::utilityStmt.

Referenced by AcquireExecutorLocks(), AcquirePlannerLocks(), extract_query_dependencies_walker(), ResetPlanCache(), and UtilityContainsQuery().

1854 {
1855  Query *qry;
1856 
1857  switch (nodeTag(parsetree))
1858  {
1859  case T_DeclareCursorStmt:
1860  qry = castNode(Query, ((DeclareCursorStmt *) parsetree)->query);
1861  if (qry->commandType == CMD_UTILITY)
1862  return UtilityContainsQuery(qry->utilityStmt);
1863  return qry;
1864 
1865  case T_ExplainStmt:
1866  qry = castNode(Query, ((ExplainStmt *) parsetree)->query);
1867  if (qry->commandType == CMD_UTILITY)
1868  return UtilityContainsQuery(qry->utilityStmt);
1869  return qry;
1870 
1871  case T_CreateTableAsStmt:
1872  qry = castNode(Query, ((CreateTableAsStmt *) parsetree)->query);
1873  if (qry->commandType == CMD_UTILITY)
1874  return UtilityContainsQuery(qry->utilityStmt);
1875  return qry;
1876 
1877  default:
1878  return NULL;
1879  }
1880 }
#define castNode(_type_, nodeptr)
Definition: nodes.h:578
Node * utilityStmt
Definition: parsenodes.h:118
Query * UtilityContainsQuery(Node *parsetree)
Definition: utility.c:1853
CmdType commandType
Definition: parsenodes.h:110
#define NULL
Definition: c.h:229
#define nodeTag(nodeptr)
Definition: nodes.h:514
bool UtilityReturnsTuples ( Node parsetree)

Definition at line 1712 of file utility.c.

References FetchPreparedStatement(), GetPortalByName(), FetchStmt::ismove, ExecuteStmt::name, nodeTag, PreparedStatement::plansource, PortalIsValid, FetchStmt::portalname, CachedPlanSource::resultDesc, T_ExecuteStmt, T_ExplainStmt, T_FetchStmt, T_VariableShowStmt, and PortalData::tupDesc.

Referenced by ChoosePortalStrategy().

1713 {
1714  switch (nodeTag(parsetree))
1715  {
1716  case T_FetchStmt:
1717  {
1718  FetchStmt *stmt = (FetchStmt *) parsetree;
1719  Portal portal;
1720 
1721  if (stmt->ismove)
1722  return false;
1723  portal = GetPortalByName(stmt->portalname);
1724  if (!PortalIsValid(portal))
1725  return false; /* not our business to raise error */
1726  return portal->tupDesc ? true : false;
1727  }
1728 
1729  case T_ExecuteStmt:
1730  {
1731  ExecuteStmt *stmt = (ExecuteStmt *) parsetree;
1732  PreparedStatement *entry;
1733 
1734  entry = FetchPreparedStatement(stmt->name, false);
1735  if (!entry)
1736  return false; /* not our business to raise error */
1737  if (entry->plansource->resultDesc)
1738  return true;
1739  return false;
1740  }
1741 
1742  case T_ExplainStmt:
1743  return true;
1744 
1745  case T_VariableShowStmt:
1746  return true;
1747 
1748  default:
1749  return false;
1750  }
1751 }
CachedPlanSource * plansource
Definition: prepare.h:31
Portal GetPortalByName(const char *name)
Definition: portalmem.c:129
TupleDesc resultDesc
Definition: plancache.h:92
char * portalname
Definition: parsenodes.h:2645
#define PortalIsValid(p)
Definition: portal.h:199
bool ismove
Definition: parsenodes.h:2646
TupleDesc tupDesc
Definition: portal.h:155
#define nodeTag(nodeptr)
Definition: nodes.h:514
char * name
Definition: parsenodes.h:3264
PreparedStatement * FetchPreparedStatement(const char *stmt_name, bool throwError)
Definition: prepare.c:494
TupleDesc UtilityTupleDescriptor ( Node parsetree)

Definition at line 1762 of file utility.c.

References CreateTupleDescCopy(), ExplainResultDesc(), FetchPreparedStatement(), FetchPreparedStatementResultDesc(), GetPGVariableResultDesc(), GetPortalByName(), FetchStmt::ismove, VariableShowStmt::name, ExecuteStmt::name, nodeTag, NULL, PortalIsValid, FetchStmt::portalname, T_ExecuteStmt, T_ExplainStmt, T_FetchStmt, T_VariableShowStmt, and PortalData::tupDesc.

Referenced by PlanCacheComputeResultDesc(), and PortalStart().

1763 {
1764  switch (nodeTag(parsetree))
1765  {
1766  case T_FetchStmt:
1767  {
1768  FetchStmt *stmt = (FetchStmt *) parsetree;
1769  Portal portal;
1770 
1771  if (stmt->ismove)
1772  return NULL;
1773  portal = GetPortalByName(stmt->portalname);
1774  if (!PortalIsValid(portal))
1775  return NULL; /* not our business to raise error */
1776  return CreateTupleDescCopy(portal->tupDesc);
1777  }
1778 
1779  case T_ExecuteStmt:
1780  {
1781  ExecuteStmt *stmt = (ExecuteStmt *) parsetree;
1782  PreparedStatement *entry;
1783 
1784  entry = FetchPreparedStatement(stmt->name, false);
1785  if (!entry)
1786  return NULL; /* not our business to raise error */
1787  return FetchPreparedStatementResultDesc(entry);
1788  }
1789 
1790  case T_ExplainStmt:
1791  return ExplainResultDesc((ExplainStmt *) parsetree);
1792 
1793  case T_VariableShowStmt:
1794  {
1795  VariableShowStmt *n = (VariableShowStmt *) parsetree;
1796 
1797  return GetPGVariableResultDesc(n->name);
1798  }
1799 
1800  default:
1801  return NULL;
1802  }
1803 }
TupleDesc GetPGVariableResultDesc(const char *name)
Definition: guc.c:7907
TupleDesc CreateTupleDescCopy(TupleDesc tupdesc)
Definition: tupdesc.c:141
Portal GetPortalByName(const char *name)
Definition: portalmem.c:129
TupleDesc ExplainResultDesc(ExplainStmt *stmt)
Definition: explain.c:302
char * portalname
Definition: parsenodes.h:2645
#define PortalIsValid(p)
Definition: portal.h:199
bool ismove
Definition: parsenodes.h:2646
TupleDesc FetchPreparedStatementResultDesc(PreparedStatement *stmt)
Definition: prepare.c:526
TupleDesc tupDesc
Definition: portal.h:155
#define NULL
Definition: c.h:229
#define nodeTag(nodeptr)
Definition: nodes.h:514
char * name
Definition: parsenodes.h:3264
PreparedStatement * FetchPreparedStatement(const char *stmt_name, bool throwError)
Definition: prepare.c:494

Variable Documentation

Definition at line 73 of file utility.c.

Referenced by _PG_fini(), _PG_init(), and ProcessUtility().