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-rw-r--r--src/include/catalog/catalog.h2
-rw-r--r--src/include/catalog/catversion.h2
-rw-r--r--src/include/catalog/heap.h2
-rw-r--r--src/include/catalog/pg_class.h15
-rw-r--r--src/include/catalog/storage.h2
-rw-r--r--src/include/commands/tablespace.h2
-rw-r--r--src/include/nodes/primnodes.h2
-rw-r--r--src/include/utils/rel.h25
-rw-r--r--src/include/utils/relcache.h3
9 files changed, 41 insertions, 14 deletions
diff --git a/src/include/catalog/catalog.h b/src/include/catalog/catalog.h
index 97c808bc509..56dcdd53fe2 100644
--- a/src/include/catalog/catalog.h
+++ b/src/include/catalog/catalog.h
@@ -56,6 +56,6 @@ extern Oid GetNewOid(Relation relation);
extern Oid GetNewOidWithIndex(Relation relation, Oid indexId,
AttrNumber oidcolumn);
extern Oid GetNewRelFileNode(Oid reltablespace, Relation pg_class,
- BackendId backend);
+ char relpersistence);
#endif /* CATALOG_H */
diff --git a/src/include/catalog/catversion.h b/src/include/catalog/catversion.h
index 6c12f7cbf82..1c3d14951c0 100644
--- a/src/include/catalog/catversion.h
+++ b/src/include/catalog/catversion.h
@@ -53,6 +53,6 @@
*/
/* yyyymmddN */
-#define CATALOG_VERSION_NO 201012031
+#define CATALOG_VERSION_NO 201012131
#endif
diff --git a/src/include/catalog/heap.h b/src/include/catalog/heap.h
index 7795bda323b..646ab9c8f19 100644
--- a/src/include/catalog/heap.h
+++ b/src/include/catalog/heap.h
@@ -40,6 +40,7 @@ extern Relation heap_create(const char *relname,
Oid relid,
TupleDesc tupDesc,
char relkind,
+ char relpersistence,
bool shared_relation,
bool mapped_relation,
bool allow_system_table_mods);
@@ -54,6 +55,7 @@ extern Oid heap_create_with_catalog(const char *relname,
TupleDesc tupdesc,
List *cooked_constraints,
char relkind,
+ char relpersistence,
bool shared_relation,
bool mapped_relation,
bool oidislocal,
diff --git a/src/include/catalog/pg_class.h b/src/include/catalog/pg_class.h
index f50cf9d55bb..1edbfe378b1 100644
--- a/src/include/catalog/pg_class.h
+++ b/src/include/catalog/pg_class.h
@@ -49,7 +49,7 @@ CATALOG(pg_class,1259) BKI_BOOTSTRAP BKI_ROWTYPE_OID(83) BKI_SCHEMA_MACRO
Oid reltoastidxid; /* if toast table, OID of chunk_id index */
bool relhasindex; /* T if has (or has had) any indexes */
bool relisshared; /* T if shared across databases */
- bool relistemp; /* T if temporary relation */
+ char relpersistence; /* see RELPERSISTENCE_xxx constants */
char relkind; /* see RELKIND_xxx constants below */
int2 relnatts; /* number of user attributes */
@@ -108,7 +108,7 @@ typedef FormData_pg_class *Form_pg_class;
#define Anum_pg_class_reltoastidxid 12
#define Anum_pg_class_relhasindex 13
#define Anum_pg_class_relisshared 14
-#define Anum_pg_class_relistemp 15
+#define Anum_pg_class_relpersistence 15
#define Anum_pg_class_relkind 16
#define Anum_pg_class_relnatts 17
#define Anum_pg_class_relchecks 18
@@ -132,13 +132,13 @@ typedef FormData_pg_class *Form_pg_class;
*/
/* Note: "3" in the relfrozenxid column stands for FirstNormalTransactionId */
-DATA(insert OID = 1247 ( pg_type PGNSP 71 0 PGUID 0 0 0 0 0 0 0 f f f r 28 0 t f f f f f 3 _null_ _null_ ));
+DATA(insert OID = 1247 ( pg_type PGNSP 71 0 PGUID 0 0 0 0 0 0 0 f f p r 28 0 t f f f f f 3 _null_ _null_ ));
DESCR("");
-DATA(insert OID = 1249 ( pg_attribute PGNSP 75 0 PGUID 0 0 0 0 0 0 0 f f f r 19 0 f f f f f f 3 _null_ _null_ ));
+DATA(insert OID = 1249 ( pg_attribute PGNSP 75 0 PGUID 0 0 0 0 0 0 0 f f p r 19 0 f f f f f f 3 _null_ _null_ ));
DESCR("");
-DATA(insert OID = 1255 ( pg_proc PGNSP 81 0 PGUID 0 0 0 0 0 0 0 f f f r 25 0 t f f f f f 3 _null_ _null_ ));
+DATA(insert OID = 1255 ( pg_proc PGNSP 81 0 PGUID 0 0 0 0 0 0 0 f f p r 25 0 t f f f f f 3 _null_ _null_ ));
DESCR("");
-DATA(insert OID = 1259 ( pg_class PGNSP 83 0 PGUID 0 0 0 0 0 0 0 f f f r 27 0 t f f f f f 3 _null_ _null_ ));
+DATA(insert OID = 1259 ( pg_class PGNSP 83 0 PGUID 0 0 0 0 0 0 0 f f p r 27 0 t f f f f f 3 _null_ _null_ ));
DESCR("");
#define RELKIND_INDEX 'i' /* secondary index */
@@ -149,4 +149,7 @@ DESCR("");
#define RELKIND_VIEW 'v' /* view */
#define RELKIND_COMPOSITE_TYPE 'c' /* composite type */
+#define RELPERSISTENCE_PERMANENT 'p'
+#define RELPERSISTENCE_TEMP 't'
+
#endif /* PG_CLASS_H */
diff --git a/src/include/catalog/storage.h b/src/include/catalog/storage.h
index d7b8731838c..f086b1c33f6 100644
--- a/src/include/catalog/storage.h
+++ b/src/include/catalog/storage.h
@@ -20,7 +20,7 @@
#include "storage/relfilenode.h"
#include "utils/relcache.h"
-extern void RelationCreateStorage(RelFileNode rnode, bool istemp);
+extern void RelationCreateStorage(RelFileNode rnode, char relpersistence);
extern void RelationDropStorage(Relation rel);
extern void RelationPreserveStorage(RelFileNode rnode);
extern void RelationTruncate(Relation rel, BlockNumber nblocks);
diff --git a/src/include/commands/tablespace.h b/src/include/commands/tablespace.h
index 327fbc6c4f9..1e3f6ca0c62 100644
--- a/src/include/commands/tablespace.h
+++ b/src/include/commands/tablespace.h
@@ -47,7 +47,7 @@ extern void AlterTableSpaceOptions(AlterTableSpaceOptionsStmt *stmt);
extern void TablespaceCreateDbspace(Oid spcNode, Oid dbNode, bool isRedo);
-extern Oid GetDefaultTablespace(bool forTemp);
+extern Oid GetDefaultTablespace(char relpersistence);
extern void PrepareTempTablespaces(void);
diff --git a/src/include/nodes/primnodes.h b/src/include/nodes/primnodes.h
index b17adf2aa3f..ba5ae371c01 100644
--- a/src/include/nodes/primnodes.h
+++ b/src/include/nodes/primnodes.h
@@ -74,7 +74,7 @@ typedef struct RangeVar
char *relname; /* the relation/sequence name */
InhOption inhOpt; /* expand rel by inheritance? recursively act
* on children? */
- bool istemp; /* is this a temp relation/sequence? */
+ char relpersistence; /* see RELPERSISTENCE_* in pg_class.h */
Alias *alias; /* table alias & optional column aliases */
int location; /* token location, or -1 if unknown */
} RangeVar;
diff --git a/src/include/utils/rel.h b/src/include/utils/rel.h
index 39e0365c0b1..88a3168d133 100644
--- a/src/include/utils/rel.h
+++ b/src/include/utils/rel.h
@@ -132,7 +132,6 @@ typedef struct RelationData
struct SMgrRelationData *rd_smgr; /* cached file handle, or NULL */
int rd_refcnt; /* reference count */
BackendId rd_backend; /* owning backend id, if temporary relation */
- bool rd_istemp; /* rel is a temporary relation */
bool rd_isnailed; /* rel is nailed in cache */
bool rd_isvalid; /* relcache entry is valid */
char rd_indexvalid; /* state of rd_indexlist: 0 = not valid, 1 =
@@ -390,6 +389,27 @@ typedef struct StdRdOptions
} while (0)
/*
+ * RelationNeedsWAL
+ * True if relation needs WAL.
+ */
+#define RelationNeedsWAL(relation) \
+ ((relation)->rd_rel->relpersistence == RELPERSISTENCE_PERMANENT)
+
+/*
+ * RelationUsesLocalBuffers
+ * True if relation's pages are stored in local buffers.
+ */
+#define RelationUsesLocalBuffers(relation) \
+ ((relation)->rd_rel->relpersistence == RELPERSISTENCE_TEMP)
+
+/*
+ * RelationUsesTempNamespace
+ * True if relation's catalog entries live in a private namespace.
+ */
+#define RelationUsesTempNamespace(relation) \
+ ((relation)->rd_rel->relpersistence == RELPERSISTENCE_TEMP)
+
+/*
* RELATION_IS_LOCAL
* If a rel is either temp or newly created in the current transaction,
* it can be assumed to be visible only to the current backend.
@@ -407,7 +427,8 @@ typedef struct StdRdOptions
* Beware of multiple eval of argument
*/
#define RELATION_IS_OTHER_TEMP(relation) \
- ((relation)->rd_istemp && (relation)->rd_backend != MyBackendId)
+ ((relation)->rd_rel->relpersistence == RELPERSISTENCE_TEMP \
+ && (relation)->rd_backend != MyBackendId)
/* routines in utils/cache/relcache.c */
extern void RelationIncrementReferenceCount(Relation rel);
diff --git a/src/include/utils/relcache.h b/src/include/utils/relcache.h
index 10d82d4b412..35000500c11 100644
--- a/src/include/utils/relcache.h
+++ b/src/include/utils/relcache.h
@@ -69,7 +69,8 @@ extern Relation RelationBuildLocalRelation(const char *relname,
Oid relid,
Oid reltablespace,
bool shared_relation,
- bool mapped_relation);
+ bool mapped_relation,
+ char relpersistence);
/*
* Routine to manage assignment of new relfilenode to a relation
generated by cgit v1.2.3 (git 2.25.1) at 2025-06-01 10:17:17 +0000