greenplumn cluster 源码
greenplumn cluster 代码
文件路径：/src/include/commands/cluster.h
/*-------------------------------------------------------------------------
*
* cluster.h
* header file for postgres cluster command stuff
*
* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
* Portions Copyright (c) 1994-5, Regents of the University of California
*
* src/include/commands/cluster.h
*
*-------------------------------------------------------------------------
*/
#ifndef CLUSTER_H
#define CLUSTER_H
#include "nodes/parsenodes.h"
#include "storage/lock.h"
#include "utils/relcache.h"
extern void cluster(ClusterStmt *stmt, bool isTopLevel);
extern bool cluster_rel(Oid tableOid, Oid indexOid, int options,
bool printError);
extern void check_index_is_clusterable(Relation OldHeap, Oid indexOid,
bool recheck, LOCKMODE lockmode);
extern void mark_index_clustered(Relation rel, Oid indexOid, bool is_internal);
extern Oid make_new_heap(Oid OIDOldHeap, Oid NewTableSpace, Oid NewAccessMethod,
char relpersistence,
LOCKMODE lockmode,
bool createAoBlockDirectory,
bool makeCdbPolicy);
extern void finish_heap_swap(Oid OIDOldHeap, Oid OIDNewHeap,
bool is_system_catalog,
bool swap_toast_by_content,
bool swap_stats,
bool check_constraints,
bool is_internal,
TransactionId frozenXid,
MultiXactId minMulti,
char newrelpersistence);
extern void swap_relation_files(Oid r1, Oid r2, bool target_is_pg_class,
bool swap_toast_by_content,
bool swap_stats,
bool is_internal,
TransactionId frozenXid,
MultiXactId frozenMulti,
Oid *mapped_tables);
#endif /* CLUSTER_H */
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