PostgreSQL Source Code  git master
oid2name.c File Reference
#include "postgres_fe.h"
#include "catalog/pg_class_d.h"
#include "common/logging.h"
#include "fe_utils/connect.h"
#include "getopt_long.h"
#include "libpq-fe.h"
#include "pg_getopt.h"
Include dependency graph for oid2name.c:

Go to the source code of this file.

Data Structures

struct  eary
 
struct  options
 

Macros

#define PARAMS_ARRAY_SIZE   7
 

Functions

static void help (const char *progname)
 
void get_opts (int, char **, struct options *)
 
void add_one_elt (char *eltname, eary *eary)
 
char * get_comma_elts (eary *eary)
 
PGconnsql_conn (struct options *)
 
int sql_exec (PGconn *, const char *sql, bool quiet)
 
void sql_exec_dumpalldbs (PGconn *, struct options *)
 
void sql_exec_dumpalltables (PGconn *, struct options *)
 
void sql_exec_searchtables (PGconn *, struct options *)
 
void sql_exec_dumpalltbspc (PGconn *, struct options *)
 
int main (int argc, char **argv)
 

Macro Definition Documentation

◆ PARAMS_ARRAY_SIZE

#define PARAMS_ARRAY_SIZE   7

Referenced by sql_conn().

Function Documentation

◆ add_one_elt()

void add_one_elt ( char *  eltname,
eary eary 
)

Definition at line 232 of file oid2name.c.

References eary::alloc, eary::array, eary::num, pg_malloc(), pg_realloc(), and pg_strdup().

Referenced by get_opts().

233 {
234  if (eary->alloc == 0)
235  {
236  eary ->alloc = 8;
237  eary ->array = (char **) pg_malloc(8 * sizeof(char *));
238  }
239  else if (eary->num >= eary->alloc)
240  {
241  eary ->alloc *= 2;
242  eary ->array = (char **) pg_realloc(eary->array,
243  eary->alloc * sizeof(char *));
244  }
245 
246  eary ->array[eary->num] = pg_strdup(eltname);
247  eary ->num++;
248 }
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47
char ** array
Definition: oid2name.c:22
char * pg_strdup(const char *in)
Definition: fe_memutils.c:85
void * pg_realloc(void *ptr, size_t size)
Definition: fe_memutils.c:65
int alloc
Definition: oid2name.c:24
int num
Definition: oid2name.c:23

◆ get_comma_elts()

char * get_comma_elts ( eary eary)

Definition at line 258 of file oid2name.c.

References eary::array, i, eary::num, pg_malloc(), pg_strdup(), PQescapeString(), and sprintf.

Referenced by sql_exec_searchtables().

259 {
260  char *ret,
261  *ptr;
262  int i,
263  length = 0;
264 
265  if (eary->num == 0)
266  return pg_strdup("");
267 
268  /*
269  * PQescapeString wants 2 * length + 1 bytes of breath space. Add two
270  * chars per element for the single quotes and one for the comma.
271  */
272  for (i = 0; i < eary->num; i++)
273  length += strlen(eary->array[i]);
274 
275  ret = (char *) pg_malloc(length * 2 + 4 * eary->num);
276  ptr = ret;
277 
278  for (i = 0; i < eary->num; i++)
279  {
280  if (i != 0)
281  sprintf(ptr++, ",");
282  sprintf(ptr++, "'");
283  ptr += PQescapeString(ptr, eary->array[i], strlen(eary->array[i]));
284  sprintf(ptr++, "'");
285  }
286 
287  return ret;
288 }
size_t PQescapeString(char *to, const char *from, size_t length)
Definition: fe-exec.c:3428
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47
char ** array
Definition: oid2name.c:22
#define sprintf
Definition: port.h:194
char * pg_strdup(const char *in)
Definition: fe_memutils.c:85
int i
int num
Definition: oid2name.c:23

◆ get_opts()

void get_opts ( int  argc,
char **  argv,
struct options my_opts 
)

Definition at line 62 of file oid2name.c.

References _, add_one_elt(), options::dbname, options::extended, options::filenodes, fprintf, get_progname(), getopt_long(), help(), options::hostname, options::indexes, no_argument, options::nodb, options::oids, optarg, optind, pg_logging_init(), pg_strdup(), options::port, options::progname, options::quiet, required_argument, options::systables, options::tables, options::tablespaces, and options::username.

Referenced by main().

63 {
64  static struct option long_options[] = {
65  {"dbname", required_argument, NULL, 'd'},
66  {"host", required_argument, NULL, 'h'},
67  {"host", required_argument, NULL, 'H'}, /* deprecated */
68  {"filenode", required_argument, NULL, 'f'},
69  {"indexes", no_argument, NULL, 'i'},
70  {"oid", required_argument, NULL, 'o'},
71  {"port", required_argument, NULL, 'p'},
72  {"quiet", no_argument, NULL, 'q'},
73  {"tablespaces", no_argument, NULL, 's'},
74  {"system-objects", no_argument, NULL, 'S'},
75  {"table", required_argument, NULL, 't'},
76  {"username", required_argument, NULL, 'U'},
77  {"version", no_argument, NULL, 'V'},
78  {"extended", no_argument, NULL, 'x'},
79  {"help", no_argument, NULL, '?'},
80  {NULL, 0, NULL, 0}
81  };
82 
83  int c;
84  const char *progname;
85  int optindex;
86 
87  pg_logging_init(argv[0]);
88  progname = get_progname(argv[0]);
89 
90  /* set the defaults */
91  my_opts->quiet = false;
92  my_opts->systables = false;
93  my_opts->indexes = false;
94  my_opts->nodb = false;
95  my_opts->extended = false;
96  my_opts->tablespaces = false;
97  my_opts->dbname = NULL;
98  my_opts->hostname = NULL;
99  my_opts->port = NULL;
100  my_opts->username = NULL;
101  my_opts->progname = progname;
102 
103  if (argc > 1)
104  {
105  if (strcmp(argv[1], "--help") == 0 || strcmp(argv[1], "-?") == 0)
106  {
107  help(progname);
108  exit(0);
109  }
110  if (strcmp(argv[1], "--version") == 0 || strcmp(argv[1], "-V") == 0)
111  {
112  puts("oid2name (PostgreSQL) " PG_VERSION);
113  exit(0);
114  }
115  }
116 
117  /* get opts */
118  while ((c = getopt_long(argc, argv, "d:f:h:H:io:p:qsSt:U:x", long_options, &optindex)) != -1)
119  {
120  switch (c)
121  {
122  /* specify the database */
123  case 'd':
124  my_opts->dbname = pg_strdup(optarg);
125  break;
126 
127  /* specify one filenode to show */
128  case 'f':
129  add_one_elt(optarg, my_opts->filenodes);
130  break;
131 
132  /* host to connect to */
133  case 'H': /* deprecated */
134  case 'h':
135  my_opts->hostname = pg_strdup(optarg);
136  break;
137 
138  /* also display indexes */
139  case 'i':
140  my_opts->indexes = true;
141  break;
142 
143  /* specify one Oid to show */
144  case 'o':
145  add_one_elt(optarg, my_opts->oids);
146  break;
147 
148  /* port to connect to on remote host */
149  case 'p':
150  my_opts->port = pg_strdup(optarg);
151  break;
152 
153  /* don't show headers */
154  case 'q':
155  my_opts->quiet = true;
156  break;
157 
158  /* dump tablespaces only */
159  case 's':
160  my_opts->tablespaces = true;
161  break;
162 
163  /* display system tables */
164  case 'S':
165  my_opts->systables = true;
166  break;
167 
168  /* specify one tablename to show */
169  case 't':
170  add_one_elt(optarg, my_opts->tables);
171  break;
172 
173  /* username */
174  case 'U':
175  my_opts->username = pg_strdup(optarg);
176  break;
177 
178  /* display extra columns */
179  case 'x':
180  my_opts->extended = true;
181  break;
182 
183  default:
184  fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
185  exit(1);
186  }
187  }
188 
189  if (optind < argc)
190  {
191  fprintf(stderr, _("%s: too many command-line arguments (first is \"%s\")\n"),
192  progname, argv[optind]);
193  fprintf(stderr, _("Try \"%s --help\" for more information.\n"), progname);
194  exit(1);
195  }
196 }
const char * get_progname(const char *argv0)
Definition: path.c:453
int getopt_long(int argc, char *const argv[], const char *optstring, const struct option *longopts, int *longindex)
Definition: getopt_long.c:57
void pg_logging_init(const char *argv0)
Definition: logging.c:39
char * hostname
Definition: oid2name.c:42
bool nodb
Definition: oid2name.c:37
const char * progname
Definition: pg_standby.c:36
char * username
Definition: oid2name.c:44
#define fprintf
Definition: port.h:196
bool tablespaces
Definition: oid2name.c:39
static void help(const char *progname)
Definition: oid2name.c:199
#define required_argument
Definition: getopt_long.h:25
int optind
Definition: getopt.c:50
eary * oids
Definition: oid2name.c:31
bool indexes
Definition: oid2name.c:36
char * c
bool systables
Definition: oid2name.c:35
char * pg_strdup(const char *in)
Definition: fe_memutils.c:85
eary * tables
Definition: oid2name.c:30
#define no_argument
Definition: getopt_long.h:24
void add_one_elt(char *eltname, eary *eary)
Definition: oid2name.c:232
const char * progname
Definition: oid2name.c:45
char * dbname
Definition: oid2name.c:41
bool quiet
Definition: oid2name.c:34
bool extended
Definition: oid2name.c:38
char * optarg
Definition: getopt.c:52
char * port
Definition: oid2name.c:43
eary * filenodes
Definition: oid2name.c:32
#define _(x)
Definition: elog.c:87

◆ help()

static void help ( const char *  progname)
static

Definition at line 199 of file oid2name.c.

References printf.

Referenced by get_opts().

200 {
201  printf("%s helps examining the file structure used by PostgreSQL.\n\n"
202  "Usage:\n"
203  " %s [OPTION]...\n"
204  "\nOptions:\n"
205  " -f, --filenode=FILENODE show info for table with given file node\n"
206  " -i, --indexes show indexes and sequences too\n"
207  " -o, --oid=OID show info for table with given OID\n"
208  " -q, --quiet quiet (don't show headers)\n"
209  " -s, --tablespaces show all tablespaces\n"
210  " -S, --system-objects show system objects too\n"
211  " -t, --table=TABLE show info for named table\n"
212  " -V, --version output version information, then exit\n"
213  " -x, --extended extended (show additional columns)\n"
214  " -?, --help show this help, then exit\n"
215  "\nConnection options:\n"
216  " -d, --dbname=DBNAME database to connect to\n"
217  " -h, --host=HOSTNAME database server host or socket directory\n"
218  " -H same as -h, deprecated option\n"
219  " -p, --port=PORT database server port number\n"
220  " -U, --username=USERNAME connect as specified database user\n"
221  "\nThe default action is to show all database OIDs.\n\n"
222  "Report bugs to <pgsql-bugs@lists.postgresql.org>.\n",
223  progname, progname);
224 }
#define printf(...)
Definition: port.h:198
const char * progname
Definition: pg_standby.c:36

◆ main()

int main ( int  argc,
char **  argv 
)

Definition at line 586 of file oid2name.c.

References eary::alloc, options::dbname, options::filenodes, get_opts(), options::nodb, eary::num, options::oids, pg_malloc(), PQfinish(), printf, options::quiet, sql_conn(), sql_exec_dumpalldbs(), sql_exec_dumpalltables(), sql_exec_dumpalltbspc(), sql_exec_searchtables(), options::tables, and options::tablespaces.

Referenced by aes_cbc_decrypt(), DoubleMetaphone(), and update_spins_per_delay().

587 {
588  struct options *my_opts;
589  PGconn *pgconn;
590 
591  my_opts = (struct options *) pg_malloc(sizeof(struct options));
592 
593  my_opts->oids = (eary *) pg_malloc(sizeof(eary));
594  my_opts->tables = (eary *) pg_malloc(sizeof(eary));
595  my_opts->filenodes = (eary *) pg_malloc(sizeof(eary));
596 
597  my_opts->oids->num = my_opts->oids->alloc = 0;
598  my_opts->tables->num = my_opts->tables->alloc = 0;
599  my_opts->filenodes->num = my_opts->filenodes->alloc = 0;
600 
601  /* parse the opts */
602  get_opts(argc, argv, my_opts);
603 
604  if (my_opts->dbname == NULL)
605  {
606  my_opts->dbname = "postgres";
607  my_opts->nodb = true;
608  }
609  pgconn = sql_conn(my_opts);
610 
611  /* display only tablespaces */
612  if (my_opts->tablespaces)
613  {
614  if (!my_opts->quiet)
615  printf("All tablespaces:\n");
616  sql_exec_dumpalltbspc(pgconn, my_opts);
617 
618  PQfinish(pgconn);
619  exit(0);
620  }
621 
622  /* display the given elements in the database */
623  if (my_opts->oids->num > 0 ||
624  my_opts->tables->num > 0 ||
625  my_opts->filenodes->num > 0)
626  {
627  if (!my_opts->quiet)
628  printf("From database \"%s\":\n", my_opts->dbname);
629  sql_exec_searchtables(pgconn, my_opts);
630 
631  PQfinish(pgconn);
632  exit(0);
633  }
634 
635  /* no elements given; dump the given database */
636  if (my_opts->dbname && !my_opts->nodb)
637  {
638  if (!my_opts->quiet)
639  printf("From database \"%s\":\n", my_opts->dbname);
640  sql_exec_dumpalltables(pgconn, my_opts);
641 
642  PQfinish(pgconn);
643  exit(0);
644  }
645 
646  /* no database either; dump all databases */
647  if (!my_opts->quiet)
648  printf("All databases:\n");
649  sql_exec_dumpalldbs(pgconn, my_opts);
650 
651  PQfinish(pgconn);
652  return 0;
653 }
Definition: oid2name.c:20
void sql_exec_dumpalltbspc(PGconn *, struct options *)
Definition: oid2name.c:574
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47
PGconn * sql_conn(struct options *)
Definition: oid2name.c:292
void get_opts(int, char **, struct options *)
Definition: oid2name.c:62
void PQfinish(PGconn *conn)
Definition: fe-connect.c:4119
#define printf(...)
Definition: port.h:198
bool nodb
Definition: oid2name.c:37
bool tablespaces
Definition: oid2name.c:39
void sql_exec_dumpalldbs(PGconn *, struct options *)
Definition: oid2name.c:455
eary * oids
Definition: oid2name.c:31
eary * tables
Definition: oid2name.c:30
char * dbname
Definition: oid2name.c:41
bool quiet
Definition: oid2name.c:34
int alloc
Definition: oid2name.c:24
void sql_exec_searchtables(PGconn *, struct options *)
Definition: oid2name.c:504
eary * filenodes
Definition: oid2name.c:32
int num
Definition: oid2name.c:23
void sql_exec_dumpalltables(PGconn *, struct options *)
Definition: oid2name.c:472

◆ sql_conn()

PGconn * sql_conn ( struct options my_opts)

Definition at line 292 of file oid2name.c.

References ALWAYS_SECURE_SEARCH_PATH_SQL, conn, CONNECTION_BAD, options::dbname, have_password, options::hostname, PARAMS_ARRAY_SIZE, password, pg_log_error, PGRES_TUPLES_OK, options::port, PQclear(), PQconnectdbParams(), PQconnectionNeedsPassword(), PQerrorMessage(), PQexec(), PQfinish(), PQresultStatus(), PQstatus(), options::progname, simple_prompt(), options::username, and values.

Referenced by main().

293 {
294  PGconn *conn;
295  bool have_password = false;
296  char password[100];
297  bool new_pass;
298  PGresult *res;
299 
300  /*
301  * Start the connection. Loop until we have a password if requested by
302  * backend.
303  */
304  do
305  {
306 #define PARAMS_ARRAY_SIZE 7
307 
308  const char *keywords[PARAMS_ARRAY_SIZE];
309  const char *values[PARAMS_ARRAY_SIZE];
310 
311  keywords[0] = "host";
312  values[0] = my_opts->hostname;
313  keywords[1] = "port";
314  values[1] = my_opts->port;
315  keywords[2] = "user";
316  values[2] = my_opts->username;
317  keywords[3] = "password";
318  values[3] = have_password ? password : NULL;
319  keywords[4] = "dbname";
320  values[4] = my_opts->dbname;
321  keywords[5] = "fallback_application_name";
322  values[5] = my_opts->progname;
323  keywords[6] = NULL;
324  values[6] = NULL;
325 
326  new_pass = false;
327  conn = PQconnectdbParams(keywords, values, true);
328 
329  if (!conn)
330  {
331  pg_log_error("could not connect to database %s",
332  my_opts->dbname);
333  exit(1);
334  }
335 
336  if (PQstatus(conn) == CONNECTION_BAD &&
338  !have_password)
339  {
340  PQfinish(conn);
341  simple_prompt("Password: ", password, sizeof(password), false);
342  have_password = true;
343  new_pass = true;
344  }
345  } while (new_pass);
346 
347  /* check to see that the backend connection was successfully made */
348  if (PQstatus(conn) == CONNECTION_BAD)
349  {
350  pg_log_error("could not connect to database %s: %s",
351  my_opts->dbname, PQerrorMessage(conn));
352  PQfinish(conn);
353  exit(1);
354  }
355 
357  if (PQresultStatus(res) != PGRES_TUPLES_OK)
358  {
359  pg_log_error("could not clear search_path: %s",
360  PQerrorMessage(conn));
361  PQclear(res);
362  PQfinish(conn);
363  exit(-1);
364  }
365  PQclear(res);
366 
367  /* return the conn if good */
368  return conn;
369 }
static char password[100]
Definition: streamutil.c:53
char * PQerrorMessage(const PGconn *conn)
Definition: fe-connect.c:6617
#define pg_log_error(...)
Definition: logging.h:79
#define PARAMS_ARRAY_SIZE
void PQfinish(PGconn *conn)
Definition: fe-connect.c:4119
char * hostname
Definition: oid2name.c:42
char * username
Definition: oid2name.c:44
ExecStatusType PQresultStatus(const PGresult *res)
Definition: fe-exec.c:2692
PGconn * PQconnectdbParams(const char *const *keywords, const char *const *values, int expand_dbname)
Definition: fe-connect.c:620
PGconn * conn
Definition: streamutil.c:54
void simple_prompt(const char *prompt, char *destination, size_t destlen, bool echo)
Definition: sprompt.c:37
const char * progname
Definition: oid2name.c:45
char * dbname
Definition: oid2name.c:41
void PQclear(PGresult *res)
Definition: fe-exec.c:694
static bool have_password
Definition: streamutil.c:52
#define ALWAYS_SECURE_SEARCH_PATH_SQL
Definition: connect.h:25
static Datum values[MAXATTR]
Definition: bootstrap.c:167
int PQconnectionNeedsPassword(const PGconn *conn)
Definition: fe-connect.c:6651
char * port
Definition: oid2name.c:43
PGresult * PQexec(PGconn *conn, const char *query)
Definition: fe-exec.c:1939
ConnStatusType PQstatus(const PGconn *conn)
Definition: fe-connect.c:6564

◆ sql_exec()

int sql_exec ( PGconn conn,
const char *  sql,
bool  quiet 
)

Definition at line 375 of file oid2name.c.

References fprintf, free, i, MemSet, pg_log_error, pg_malloc(), PQclear(), PQerrorMessage(), PQexec(), PQfinish(), PQfname(), PQgetvalue(), PQnfields(), PQntuples(), PQresultStatus(), and generate_unaccent_rules::stdout.

Referenced by sql_exec_dumpalldbs(), sql_exec_dumpalltables(), sql_exec_dumpalltbspc(), and sql_exec_searchtables().

376 {
377  PGresult *res;
378 
379  int nfields;
380  int nrows;
381  int i,
382  j,
383  l;
384  int *length;
385  char *pad;
386 
387  /* make the call */
388  res = PQexec(conn, todo);
389 
390  /* check and deal with errors */
391  if (!res || PQresultStatus(res) > 2)
392  {
393  pg_log_error("query failed: %s", PQerrorMessage(conn));
394  pg_log_error("query was: %s", todo);
395 
396  PQclear(res);
397  PQfinish(conn);
398  exit(-1);
399  }
400 
401  /* get the number of fields */
402  nrows = PQntuples(res);
403  nfields = PQnfields(res);
404 
405  /* for each field, get the needed width */
406  length = (int *) pg_malloc(sizeof(int) * nfields);
407  for (j = 0; j < nfields; j++)
408  length[j] = strlen(PQfname(res, j));
409 
410  for (i = 0; i < nrows; i++)
411  {
412  for (j = 0; j < nfields; j++)
413  {
414  l = strlen(PQgetvalue(res, i, j));
415  if (l > length[j])
416  length[j] = strlen(PQgetvalue(res, i, j));
417  }
418  }
419 
420  /* print a header */
421  if (!quiet)
422  {
423  for (j = 0, l = 0; j < nfields; j++)
424  {
425  fprintf(stdout, "%*s", length[j] + 2, PQfname(res, j));
426  l += length[j] + 2;
427  }
428  fprintf(stdout, "\n");
429  pad = (char *) pg_malloc(l + 1);
430  MemSet(pad, '-', l);
431  pad[l] = '\0';
432  fprintf(stdout, "%s\n", pad);
433  free(pad);
434  }
435 
436  /* for each row, dump the information */
437  for (i = 0; i < nrows; i++)
438  {
439  for (j = 0; j < nfields; j++)
440  fprintf(stdout, "%*s", length[j] + 2, PQgetvalue(res, i, j));
441  fprintf(stdout, "\n");
442  }
443 
444  /* cleanup */
445  PQclear(res);
446  free(length);
447 
448  return 0;
449 }
int PQnfields(const PGresult *res)
Definition: fe-exec.c:2777
char * PQerrorMessage(const PGconn *conn)
Definition: fe-connect.c:6617
char * PQgetvalue(const PGresult *res, int tup_num, int field_num)
Definition: fe-exec.c:3163
char * PQfname(const PGresult *res, int field_num)
Definition: fe-exec.c:2855
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47
#define pg_log_error(...)
Definition: logging.h:79
void PQfinish(PGconn *conn)
Definition: fe-connect.c:4119
#define MemSet(start, val, len)
Definition: c.h:956
int PQntuples(const PGresult *res)
Definition: fe-exec.c:2769
#define fprintf
Definition: port.h:196
ExecStatusType PQresultStatus(const PGresult *res)
Definition: fe-exec.c:2692
void PQclear(PGresult *res)
Definition: fe-exec.c:694
#define free(a)
Definition: header.h:65
bool quiet
Definition: oid2name.c:34
int i
PGresult * PQexec(PGconn *conn, const char *query)
Definition: fe-exec.c:1939

◆ sql_exec_dumpalldbs()

void sql_exec_dumpalldbs ( PGconn conn,
struct options opts 
)

Definition at line 455 of file oid2name.c.

References options::quiet, snprintf, and sql_exec().

Referenced by main().

456 {
457  char todo[1024];
458 
459  /* get the oid and database name from the system pg_database table */
460  snprintf(todo, sizeof(todo),
461  "SELECT d.oid AS \"Oid\", datname AS \"Database Name\", "
462  "spcname AS \"Tablespace\" FROM pg_catalog.pg_database d JOIN pg_catalog.pg_tablespace t ON "
463  "(dattablespace = t.oid) ORDER BY 2");
464 
465  sql_exec(conn, todo, opts->quiet);
466 }
int sql_exec(PGconn *, const char *sql, bool quiet)
Definition: oid2name.c:375
bool quiet
Definition: oid2name.c:34
#define snprintf
Definition: port.h:192

◆ sql_exec_dumpalltables()

void sql_exec_dumpalltables ( PGconn conn,
struct options opts 
)

Definition at line 472 of file oid2name.c.

References CppAsString2, options::extended, options::indexes, options::quiet, snprintf, sql_exec(), and options::systables.

Referenced by main().

473 {
474  char todo[1024];
475  char *addfields = ",c.oid AS \"Oid\", nspname AS \"Schema\", spcname as \"Tablespace\" ";
476 
477  snprintf(todo, sizeof(todo),
478  "SELECT pg_catalog.pg_relation_filenode(c.oid) as \"Filenode\", relname as \"Table Name\" %s "
479  "FROM pg_catalog.pg_class c "
480  " LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace "
481  " LEFT JOIN pg_catalog.pg_database d ON d.datname = pg_catalog.current_database(),"
482  " pg_catalog.pg_tablespace t "
483  "WHERE relkind IN (" CppAsString2(RELKIND_RELATION) ","
484  CppAsString2(RELKIND_MATVIEW) "%s%s) AND "
485  " %s"
486  " t.oid = CASE"
487  " WHEN reltablespace <> 0 THEN reltablespace"
488  " ELSE dattablespace"
489  " END "
490  "ORDER BY relname",
491  opts->extended ? addfields : "",
492  opts->indexes ? "," CppAsString2(RELKIND_INDEX) "," CppAsString2(RELKIND_SEQUENCE) : "",
493  opts->systables ? "," CppAsString2(RELKIND_TOASTVALUE) : "",
494  opts->systables ? "" : "n.nspname NOT IN ('pg_catalog', 'information_schema') AND n.nspname !~ '^pg_toast' AND");
495 
496  sql_exec(conn, todo, opts->quiet);
497 }
int sql_exec(PGconn *, const char *sql, bool quiet)
Definition: oid2name.c:375
bool indexes
Definition: oid2name.c:36
bool systables
Definition: oid2name.c:35
#define CppAsString2(x)
Definition: c.h:224
bool quiet
Definition: oid2name.c:34
bool extended
Definition: oid2name.c:38
#define snprintf
Definition: port.h:192

◆ sql_exec_dumpalltbspc()

void sql_exec_dumpalltbspc ( PGconn conn,
struct options opts 
)

Definition at line 574 of file oid2name.c.

References options::quiet, snprintf, and sql_exec().

Referenced by main().

575 {
576  char todo[1024];
577 
578  snprintf(todo, sizeof(todo),
579  "SELECT oid AS \"Oid\", spcname as \"Tablespace Name\"\n"
580  "FROM pg_catalog.pg_tablespace");
581 
582  sql_exec(conn, todo, opts->quiet);
583 }
int sql_exec(PGconn *, const char *sql, bool quiet)
Definition: oid2name.c:375
bool quiet
Definition: oid2name.c:34
#define snprintf
Definition: port.h:192

◆ sql_exec_searchtables()

void sql_exec_searchtables ( PGconn conn,
struct options opts 
)

Definition at line 504 of file oid2name.c.

References CppAsString2, options::extended, options::filenodes, free, get_comma_elts(), eary::num, options::oids, pg_malloc(), psprintf(), options::quiet, sprintf, sql_exec(), and options::tables.

Referenced by main().

505 {
506  char *todo;
507  char *qualifiers,
508  *ptr;
509  char *comma_oids,
510  *comma_filenodes,
511  *comma_tables;
512  bool written = false;
513  char *addfields = ",c.oid AS \"Oid\", nspname AS \"Schema\", spcname as \"Tablespace\" ";
514 
515  /* get tables qualifiers, whether names, filenodes, or OIDs */
516  comma_oids = get_comma_elts(opts->oids);
517  comma_tables = get_comma_elts(opts->tables);
518  comma_filenodes = get_comma_elts(opts->filenodes);
519 
520  /* 80 extra chars for SQL expression */
521  qualifiers = (char *) pg_malloc(strlen(comma_oids) + strlen(comma_tables) +
522  strlen(comma_filenodes) + 80);
523  ptr = qualifiers;
524 
525  if (opts->oids->num > 0)
526  {
527  ptr += sprintf(ptr, "c.oid IN (%s)", comma_oids);
528  written = true;
529  }
530  if (opts->filenodes->num > 0)
531  {
532  if (written)
533  ptr += sprintf(ptr, " OR ");
534  ptr += sprintf(ptr, "pg_catalog.pg_relation_filenode(c.oid) IN (%s)", comma_filenodes);
535  written = true;
536  }
537  if (opts->tables->num > 0)
538  {
539  if (written)
540  ptr += sprintf(ptr, " OR ");
541  sprintf(ptr, "c.relname ~~ ANY (ARRAY[%s])", comma_tables);
542  }
543  free(comma_oids);
544  free(comma_tables);
545  free(comma_filenodes);
546 
547  /* now build the query */
548  todo = psprintf(
549  "SELECT pg_catalog.pg_relation_filenode(c.oid) as \"Filenode\", relname as \"Table Name\" %s\n"
550  "FROM pg_catalog.pg_class c\n"
551  " LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace\n"
552  " LEFT JOIN pg_catalog.pg_database d ON d.datname = pg_catalog.current_database(),\n"
553  " pg_catalog.pg_tablespace t\n"
554  "WHERE relkind IN (" CppAsString2(RELKIND_RELATION) ","
555  CppAsString2(RELKIND_MATVIEW) ","
556  CppAsString2(RELKIND_INDEX) ","
557  CppAsString2(RELKIND_SEQUENCE) ","
558  CppAsString2(RELKIND_TOASTVALUE) ") AND\n"
559  " t.oid = CASE\n"
560  " WHEN reltablespace <> 0 THEN reltablespace\n"
561  " ELSE dattablespace\n"
562  " END AND\n"
563  " (%s)\n"
564  "ORDER BY relname\n",
565  opts->extended ? addfields : "",
566  qualifiers);
567 
568  free(qualifiers);
569 
570  sql_exec(conn, todo, opts->quiet);
571 }
int sql_exec(PGconn *, const char *sql, bool quiet)
Definition: oid2name.c:375
void * pg_malloc(size_t size)
Definition: fe_memutils.c:47
char * psprintf(const char *fmt,...)
Definition: psprintf.c:46
#define sprintf
Definition: port.h:194
eary * oids
Definition: oid2name.c:31
eary * tables
Definition: oid2name.c:30
#define CppAsString2(x)
Definition: c.h:224
#define free(a)
Definition: header.h:65
bool quiet
Definition: oid2name.c:34
bool extended
Definition: oid2name.c:38
char * get_comma_elts(eary *eary)
Definition: oid2name.c:258
eary * filenodes
Definition: oid2name.c:32
int num
Definition: oid2name.c:23