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/*-------------------------------------------------------------------------
*
* tablespace.h
* Tablespace management commands (create/drop tablespace).
*
*
* Portions Copyright (c) 1996-2020, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* src/include/commands/tablespace.h
*
*-------------------------------------------------------------------------
*/
#ifndef TABLESPACE_H
#define TABLESPACE_H
#include "access/xlogreader.h"
#include "catalog/objectaddress.h"
#include "lib/stringinfo.h"
#include "nodes/parsenodes.h"
/* XLOG stuff */
#define XLOG_TBLSPC_CREATE 0x00
#define XLOG_TBLSPC_DROP 0x10
typedef struct xl_tblspc_create_rec
{
Oid ts_id;
char ts_path[FLEXIBLE_ARRAY_MEMBER]; /* null-terminated string */
} xl_tblspc_create_rec;
typedef struct xl_tblspc_drop_rec
{
Oid ts_id;
} xl_tblspc_drop_rec;
typedef struct TableSpaceOpts
{
int32 vl_len_; /* varlena header (do not touch directly!) */
float8 random_page_cost;
float8 seq_page_cost;
int effective_io_concurrency;
int maintenance_io_concurrency;
} TableSpaceOpts;
extern Oid CreateTableSpace(CreateTableSpaceStmt *stmt);
extern void DropTableSpace(DropTableSpaceStmt *stmt);
extern ObjectAddress RenameTableSpace(const char *oldname, const char *newname);
extern Oid AlterTableSpaceOptions(AlterTableSpaceOptionsStmt *stmt);
extern void TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo);
extern Oid GetDefaultTablespace(char relpersistence, bool partitioned);
extern void PrepareTempTablespaces(void);
extern Oid get_tablespace_oid(const char *tablespacename, bool missing_ok);
extern char *get_tablespace_name(Oid spc_oid);
extern bool directory_is_empty(const char *path);
extern void remove_tablespace_symlink(const char *linkloc);
extern void tblspc_redo(XLogReaderState *rptr);
extern void tblspc_desc(StringInfo buf, XLogReaderState *rptr);
extern const char *tblspc_identify(uint8 info);
#endif /* TABLESPACE_H */
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