test_ddl_deparse.c File Reference

#include "postgres.h"
#include "funcapi.h"
#include "nodes/execnodes.h"
#include "tcop/deparse_utility.h"
#include "tcop/utility.h"
#include "utils/builtins.h"
#include "utils/tuplestore.h"

Include dependency graph for test_ddl_deparse.c:

Go to the source code of this file.

Functions
	PG_FUNCTION_INFO_V1 (get_command_type)
	PG_FUNCTION_INFO_V1 (get_command_tag)
	PG_FUNCTION_INFO_V1 (get_altertable_subcmdinfo)
Datum	get_command_type (PG_FUNCTION_ARGS)
Datum	get_command_tag (PG_FUNCTION_ARGS)
Datum	get_altertable_subcmdinfo (PG_FUNCTION_ARGS)

Variables
	PG_MODULE_MAGIC

Function Documentation

get_altertable_subcmdinfo()

Datum get_altertable_subcmdinfo

(

PG_FUNCTION_ARGS

)

Definition at line 87 of file test_ddl_deparse.c.

{
    CollectedCommand *cmd = (CollectedCommand *) PG_GETARG_POINTER(0);
    ListCell   *cell;
    ReturnSetInfo *rsinfo = (ReturnSetInfo *) fcinfo->resultinfo;
 
    if (cmd->type != SCT_AlterTable)
        elog(ERROR, "command is not ALTER TABLE");
 
    InitMaterializedSRF(fcinfo, 0);
 
    if (cmd->d.alterTable.subcmds == NIL)
        elog(ERROR, "empty alter table subcommand list");
 
    foreach(cell, cmd->d.alterTable.subcmds)
    {
        CollectedATSubcmd *sub = lfirst(cell);
        AlterTableCmd *subcmd = castNode(AlterTableCmd, sub->parsetree);
        const char *strtype = "unrecognized";
        Datum       values[2];
        bool        nulls[2];
 
        memset(values, 0, sizeof(values));
        memset(nulls, 0, sizeof(nulls));
 
        switch (subcmd->subtype)
        {
            case AT_AddColumn:
                strtype = "ADD COLUMN";
                break;
            case AT_AddColumnToView:
                strtype = "ADD COLUMN TO VIEW";
                break;
            case AT_ColumnDefault:
                strtype = "ALTER COLUMN SET DEFAULT";
                break;
            case AT_CookedColumnDefault:
                strtype = "ALTER COLUMN SET DEFAULT (precooked)";
                break;
            case AT_DropNotNull:
                strtype = "DROP NOT NULL";
                break;
            case AT_SetNotNull:
                strtype = "SET NOT NULL";
                break;
            case AT_SetExpression:
                strtype = "SET EXPRESSION";
                break;
            case AT_DropExpression:
                strtype = "DROP EXPRESSION";
                break;
            case AT_SetStatistics:
                strtype = "SET STATS";
                break;
            case AT_SetOptions:
                strtype = "SET OPTIONS";
                break;
            case AT_ResetOptions:
                strtype = "RESET OPTIONS";
                break;
            case AT_SetStorage:
                strtype = "SET STORAGE";
                break;
            case AT_SetCompression:
                strtype = "SET COMPRESSION";
                break;
            case AT_DropColumn:
                strtype = "DROP COLUMN";
                break;
            case AT_AddIndex:
                strtype = "ADD INDEX";
                break;
            case AT_ReAddIndex:
                strtype = "(re) ADD INDEX";
                break;
            case AT_AddConstraint:
                strtype = "ADD CONSTRAINT";
                break;
            case AT_ReAddConstraint:
                strtype = "(re) ADD CONSTRAINT";
                break;
            case AT_ReAddDomainConstraint:
                strtype = "(re) ADD DOMAIN CONSTRAINT";
                break;
            case AT_AlterConstraint:
                strtype = "ALTER CONSTRAINT";
                break;
            case AT_ValidateConstraint:
                strtype = "VALIDATE CONSTRAINT";
                break;
            case AT_AddIndexConstraint:
                strtype = "ADD CONSTRAINT (using index)";
                break;
            case AT_DropConstraint:
                strtype = "DROP CONSTRAINT";
                break;
            case AT_ReAddComment:
                strtype = "(re) ADD COMMENT";
                break;
            case AT_AlterColumnType:
                strtype = "ALTER COLUMN SET TYPE";
                break;
            case AT_AlterColumnGenericOptions:
                strtype = "ALTER COLUMN SET OPTIONS";
                break;
            case AT_ChangeOwner:
                strtype = "CHANGE OWNER";
                break;
            case AT_ClusterOn:
                strtype = "CLUSTER";
                break;
            case AT_DropCluster:
                strtype = "DROP CLUSTER";
                break;
            case AT_SetLogged:
                strtype = "SET LOGGED";
                break;
            case AT_SetUnLogged:
                strtype = "SET UNLOGGED";
                break;
            case AT_DropOids:
                strtype = "DROP OIDS";
                break;
            case AT_SetAccessMethod:
                strtype = "SET ACCESS METHOD";
                break;
            case AT_SetTableSpace:
                strtype = "SET TABLESPACE";
                break;
            case AT_SetRelOptions:
                strtype = "SET RELOPTIONS";
                break;
            case AT_ResetRelOptions:
                strtype = "RESET RELOPTIONS";
                break;
            case AT_ReplaceRelOptions:
                strtype = "REPLACE RELOPTIONS";
                break;
            case AT_EnableTrig:
                strtype = "ENABLE TRIGGER";
                break;
            case AT_EnableAlwaysTrig:
                strtype = "ENABLE TRIGGER (always)";
                break;
            case AT_EnableReplicaTrig:
                strtype = "ENABLE TRIGGER (replica)";
                break;
            case AT_DisableTrig:
                strtype = "DISABLE TRIGGER";
                break;
            case AT_EnableTrigAll:
                strtype = "ENABLE TRIGGER (all)";
                break;
            case AT_DisableTrigAll:
                strtype = "DISABLE TRIGGER (all)";
                break;
            case AT_EnableTrigUser:
                strtype = "ENABLE TRIGGER (user)";
                break;
            case AT_DisableTrigUser:
                strtype = "DISABLE TRIGGER (user)";
                break;
            case AT_EnableRule:
                strtype = "ENABLE RULE";
                break;
            case AT_EnableAlwaysRule:
                strtype = "ENABLE RULE (always)";
                break;
            case AT_EnableReplicaRule:
                strtype = "ENABLE RULE (replica)";
                break;
            case AT_DisableRule:
                strtype = "DISABLE RULE";
                break;
            case AT_AddInherit:
                strtype = "ADD INHERIT";
                break;
            case AT_DropInherit:
                strtype = "DROP INHERIT";
                break;
            case AT_AddOf:
                strtype = "OF";
                break;
            case AT_DropOf:
                strtype = "NOT OF";
                break;
            case AT_ReplicaIdentity:
                strtype = "REPLICA IDENTITY";
                break;
            case AT_EnableRowSecurity:
                strtype = "ENABLE ROW SECURITY";
                break;
            case AT_DisableRowSecurity:
                strtype = "DISABLE ROW SECURITY";
                break;
            case AT_ForceRowSecurity:
                strtype = "FORCE ROW SECURITY";
                break;
            case AT_NoForceRowSecurity:
                strtype = "NO FORCE ROW SECURITY";
                break;
            case AT_GenericOptions:
                strtype = "SET OPTIONS";
                break;
            case AT_DetachPartition:
                strtype = "DETACH PARTITION";
                break;
            case AT_AttachPartition:
                strtype = "ATTACH PARTITION";
                break;
            case AT_DetachPartitionFinalize:
                strtype = "DETACH PARTITION ... FINALIZE";
                break;
            case AT_SplitPartition:
                strtype = "SPLIT PARTITION";
                break;
            case AT_MergePartitions:
                strtype = "MERGE PARTITIONS";
                break;
            case AT_AddIdentity:
                strtype = "ADD IDENTITY";
                break;
            case AT_SetIdentity:
                strtype = "SET IDENTITY";
                break;
            case AT_DropIdentity:
                strtype = "DROP IDENTITY";
                break;
            case AT_ReAddStatistics:
                strtype = "(re) ADD STATS";
                break;
        }
 
        if (subcmd->recurse)
            values[0] = CStringGetTextDatum(psprintf("%s (and recurse)", strtype));
        else
            values[0] = CStringGetTextDatum(strtype);
        if (OidIsValid(sub->address.objectId))
        {
            char       *objdesc;
 
            objdesc = getObjectDescription((const ObjectAddress *) &sub->address, false);
            values[1] = CStringGetTextDatum(objdesc);
        }
        else
            nulls[1] = true;
 
        tuplestore_putvalues(rsinfo->setResult, rsinfo->setDesc, values, nulls);
    }
 
    return (Datum) 0;
}

References CollectedATSubcmd::address, CollectedCommand::alterTable, AT_AddColumn, AT_AddColumnToView, AT_AddConstraint, AT_AddIdentity, AT_AddIndex, AT_AddIndexConstraint, AT_AddInherit, AT_AddOf, AT_AlterColumnGenericOptions, AT_AlterColumnType, AT_AlterConstraint, AT_AttachPartition, AT_ChangeOwner, AT_ClusterOn, AT_ColumnDefault, AT_CookedColumnDefault, AT_DetachPartition, AT_DetachPartitionFinalize, AT_DisableRowSecurity, AT_DisableRule, AT_DisableTrig, AT_DisableTrigAll, AT_DisableTrigUser, AT_DropCluster, AT_DropColumn, AT_DropConstraint, AT_DropExpression, AT_DropIdentity, AT_DropInherit, AT_DropNotNull, AT_DropOf, AT_DropOids, AT_EnableAlwaysRule, AT_EnableAlwaysTrig, AT_EnableReplicaRule, AT_EnableReplicaTrig, AT_EnableRowSecurity, AT_EnableRule, AT_EnableTrig, AT_EnableTrigAll, AT_EnableTrigUser, AT_ForceRowSecurity, AT_GenericOptions, AT_MergePartitions, AT_NoForceRowSecurity, AT_ReAddComment, AT_ReAddConstraint, AT_ReAddDomainConstraint, AT_ReAddIndex, AT_ReAddStatistics, AT_ReplaceRelOptions, AT_ReplicaIdentity, AT_ResetOptions, AT_ResetRelOptions, AT_SetAccessMethod, AT_SetCompression, AT_SetExpression, AT_SetIdentity, AT_SetLogged, AT_SetNotNull, AT_SetOptions, AT_SetRelOptions, AT_SetStatistics, AT_SetStorage, AT_SetTableSpace, AT_SetUnLogged, AT_SplitPartition, AT_ValidateConstraint, castNode, CStringGetTextDatum, CollectedCommand::d, elog, ERROR, fb(), getObjectDescription(), InitMaterializedSRF(), lfirst, NIL, ObjectAddress::objectId, OidIsValid, CollectedATSubcmd::parsetree, PG_GETARG_POINTER, psprintf(), SCT_AlterTable, CollectedCommand::subcmds, tuplestore_putvalues(), CollectedCommand::type, and values.

get_command_tag()

Datum get_command_tag

(

PG_FUNCTION_ARGS

)

Definition at line 72 of file test_ddl_deparse.c.

{
    CollectedCommand *cmd = (CollectedCommand *) PG_GETARG_POINTER(0);
 
    if (!cmd->parsetree)
        PG_RETURN_NULL();
 
    PG_RETURN_TEXT_P(cstring_to_text(CreateCommandName(cmd->parsetree)));
}

References CreateCommandName(), cstring_to_text(), CollectedCommand::parsetree, PG_GETARG_POINTER, PG_RETURN_NULL, and PG_RETURN_TEXT_P.

get_command_type()

Datum get_command_type

(

PG_FUNCTION_ARGS

)

Definition at line 31 of file test_ddl_deparse.c.

{
    CollectedCommand *cmd = (CollectedCommand *) PG_GETARG_POINTER(0);
    const char *type;
 
    switch (cmd->type)
    {
        case SCT_Simple:
            type = "simple";
            break;
        case SCT_AlterTable:
            type = "alter table";
            break;
        case SCT_Grant:
            type = "grant";
            break;
        case SCT_AlterOpFamily:
            type = "alter operator family";
            break;
        case SCT_AlterDefaultPrivileges:
            type = "alter default privileges";
            break;
        case SCT_CreateOpClass:
            type = "create operator class";
            break;
        case SCT_AlterTSConfig:
            type = "alter text search configuration";
            break;
        default:
            type = "unknown command type";
            break;
    }
 
    PG_RETURN_TEXT_P(cstring_to_text(type));
}

References cstring_to_text(), PG_GETARG_POINTER, PG_RETURN_TEXT_P, SCT_AlterDefaultPrivileges, SCT_AlterOpFamily, SCT_AlterTable, SCT_AlterTSConfig, SCT_CreateOpClass, SCT_Grant, SCT_Simple, type, and CollectedCommand::type.

PG_FUNCTION_INFO_V1() [1/3]

PG_FUNCTION_INFO_V1

(

get_altertable_subcmdinfo

)

PG_FUNCTION_INFO_V1() [2/3]

PG_FUNCTION_INFO_V1

(

get_command_tag

)

PG_FUNCTION_INFO_V1() [3/3]

PG_FUNCTION_INFO_V1

(

get_command_type

)

Variable Documentation

PG_MODULE_MAGIC

PG_MODULE_MAGIC

Definition at line 20 of file test_ddl_deparse.c.