citus/src/include/distributed/multi_router_planner.h

52 lines
1.8 KiB
C

/*-------------------------------------------------------------------------
*
* multi_router_planner.h
*
* Declarations for public functions and types related to router planning.
*
* Copyright (c) 2014-2016, Citus Data, Inc.
*
*-------------------------------------------------------------------------
*/
#ifndef MULTI_ROUTER_PLANNER_H
#define MULTI_ROUTER_PLANNER_H
#include "c.h"
#include "distributed/errormessage.h"
#include "distributed/multi_logical_planner.h"
#include "distributed/multi_physical_planner.h"
#include "distributed/multi_planner.h"
#include "nodes/parsenodes.h"
/* reserved parameted id, we chose a negative number since it is not assigned by postgres */
#define UNINSTANTIATED_PARAMETER_ID INT_MIN
/* reserved alias name for UPSERTs */
#define CITUS_TABLE_ALIAS "citus_table_alias"
extern bool EnableRouterExecution;
extern MultiPlan * CreateRouterPlan(Query *originalQuery, Query *query,
RelationRestrictionContext *restrictionContext);
extern MultiPlan * CreateModifyPlan(Query *originalQuery, Query *query,
RelationRestrictionContext *restrictionContext);
extern void AddUninstantiatedPartitionRestriction(Query *originalQuery);
extern DeferredErrorMessage * ModifyQuerySupported(Query *queryTree);
extern Query * ReorderInsertSelectTargetLists(Query *originalQuery,
RangeTblEntry *insertRte,
RangeTblEntry *subqueryRte);
extern bool InsertSelectQuery(Query *query);
extern Oid ExtractFirstDistributedTableId(Query *query);
extern RangeTblEntry * ExtractSelectRangeTableEntry(Query *query);
extern RangeTblEntry * ExtractInsertRangeTableEntry(Query *query);
extern void AddShardIntervalRestrictionToSelect(Query *subqery,
ShardInterval *shardInterval);
extern ShardInterval * FastShardPruning(Oid distributedTableId, Datum partitionValue);
#endif /* MULTI_ROUTER_PLANNER_H */