greenplumn pg_stat_last_operation 源码
greenplumn pg_stat_last_operation 代码
文件路径：/src/include/catalog/pg_stat_last_operation.h
/*-------------------------------------------------------------------------
*
* pg_stat_last_operation.h
*
*
* Portions Copyright (c) 2006-2010, Greenplum inc.
* Portions Copyright (c) 2012-Present VMware, Inc. or its affiliates.
* Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
* NOTES
* the genbki.pl script reads this file and generates .bki
* information from the DATA() statements.
*
*-------------------------------------------------------------------------
*/
#ifndef PG_STAT_LAST_OPERATION_H
#define PG_STAT_LAST_OPERATION_H
#include "catalog/genbki.h"
#include "catalog/pg_stat_last_operation_d.h"
/*
* The CATALOG definition has to refer to the type of log_time as
* "timestamptz" (lower case) so that bootstrap mode recognizes it. But
* the C header files define this type as TimestampTz. Since the field is
* potentially-null and therefore can't be accessed directly from C code,
* there is no particular need for the C struct definition to show the
* field type as TimestampTz --- instead we just make it Datum.
*/
#define timestamptz Datum
CATALOG(pg_stat_last_operation,6052,StatLastOpRelationId)
{
/* unique key */
Oid classid; /* OID of table containing object */
Oid objid; /* OID of object itself */
NameData staactionname; /* name of action */
/* */
Oid stasysid; /* OID of user (when action was performed) */
NameData stausename; /* name of user (when action was performed) */
#ifdef CATALOG_VARLEN
text stasubtype; /* action subtype */
timestamptz statime;
#endif
} FormData_pg_statlastop;
/* GPDB added foreign key definitions for gpcheckcat. */
FOREIGN_KEY(classid REFERENCES pg_class(oid));
FOREIGN_KEY(stasysid REFERENCES pg_authid(oid));
#undef timestamptz
/* ----------------
* Form_pg_statlastop corresponds to a pointer to a tuple with
* the format of pg_statlastop relation.
* ----------------
*/
typedef FormData_pg_statlastop *Form_pg_statlastop;
#endif /* PG_STAT_LAST_OPERATION_H */
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