citus/src/include/distributed/relay_utility.h

41 lines
1.2 KiB
C

/*-------------------------------------------------------------------------
*
* relay_utility.h
*
* Header and type declarations that extend relation, index and constraint names
* with the appropriate shard identifiers.
*
* Copyright (c) Citus Data, Inc.
*
* $Id:$
*
*-------------------------------------------------------------------------
*/
#ifndef RELAY_UTILITY_H
#define RELAY_UTILITY_H
#include "fmgr.h"
#include "lib/stringinfo.h"
#include "nodes/nodes.h"
/* Shard name and identifier related defines */
#define SHARD_NAME_SEPARATOR '_'
#define INVALID_SHARD_ID 0
#define INVALID_PLACEMENT_ID 0
/* Function declarations to extend names in DDL commands */
extern void RelayEventExtendNames(Node *parseTree, char *schemaName, uint64 shardId);
extern void RelayEventExtendNamesForInterShardCommands(Node *parseTree,
uint64 leftShardId,
char *leftShardSchemaName,
uint64 rightShardId,
char *rightShardSchemaName);
extern void AppendShardIdToName(char **name, uint64 shardId);
extern void SetSchemaNameIfNotExist(char **schemaName, const char *newSchemaName);
#endif /* RELAY_UTILITY_H */