greenplumn pg_resqueue 源码
greenplumn pg_resqueue 代码
文件路径：/src/include/catalog/pg_resqueue.h
/*-------------------------------------------------------------------------
*
* pg_resqueue.h
* definition of the system "resource queue" relation (pg_resqueue).
*
*
* Portions Copyright (c) 2006-2010, Greenplum inc.
* Portions Copyright (c) 2012-Present VMware, Inc. or its affiliates.
* Portions Copyright (c) 1996-2008, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
*
* IDENTIFICATION
* src/include/catalog/pg_resqueue.h
*
* NOTES
* the genbki.sh script reads this file and generates .bki
* information from the DATA() statements.
*
*-------------------------------------------------------------------------
*/
#ifndef PG_RESQUEUE_H
#define PG_RESQUEUE_H
#include "catalog/genbki.h"
#include "catalog/pg_resqueue_d.h"
#include "parser/parsetree.h"
#include "tcop/pquery.h"
/* ----------------
* pg_resqueue definition. cpp turns this into
* typedef struct FormData_pg_resqueue
* ----------------
*/
CATALOG(pg_resqueue,6026,ResQueueRelationId) BKI_SHARED_RELATION
{
Oid oid; /* oid */
NameData rsqname; /* name of resource queue */
float4 rsqcountlimit; /* max active count limit */
float4 rsqcostlimit; /* max cost limit */
bool rsqovercommit; /* allow overcommit on suitable limits */
float4 rsqignorecostlimit; /* ignore queries with cost less than */
} FormData_pg_resqueue;
/* no foreign keys */
/* ----------------
* Form_pg_resqueue corresponds to a pointer to a tuple with
* the format of pg_resqueue relation.
* ----------------
*/
typedef FormData_pg_resqueue *Form_pg_resqueue;
#endif /* PG_RESQUEUE_H */
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