diff options
Diffstat (limited to 'src/include/utils/rel.h')
| -rw-r--r-- | src/include/utils/rel.h | 31 |
1 files changed, 21 insertions, 10 deletions
diff --git a/src/include/utils/rel.h b/src/include/utils/rel.h index c4a1fcf7b64..405ff18e0ba 100644 --- a/src/include/utils/rel.h +++ b/src/include/utils/rel.h @@ -7,7 +7,7 @@ * Portions Copyright (c) 1996-2010, PostgreSQL Global Development Group * Portions Copyright (c) 1994, Regents of the University of California * - * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.122 2010/02/07 20:48:13 tgl Exp $ + * $PostgreSQL: pgsql/src/include/utils/rel.h,v 1.123 2010/02/09 21:43:30 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -125,8 +125,6 @@ typedef struct RelationData RelFileNode rd_node; /* relation physical identifier */ /* use "struct" here to avoid needing to include smgr.h: */ struct SMgrRelationData *rd_smgr; /* cached file handle, or NULL */ - BlockNumber rd_targblock; /* current insertion target block, or - * InvalidBlockNumber */ int rd_refcnt; /* reference count */ bool rd_istemp; /* rel is a temporary relation */ bool rd_islocaltemp; /* rel is a temp rel of this session */ @@ -212,13 +210,6 @@ typedef struct RelationData */ Oid rd_toastoid; /* Real TOAST table's OID, or InvalidOid */ - /* - * sizes of the free space and visibility map forks, or InvalidBlockNumber - * if not known yet - */ - BlockNumber rd_fsm_nblocks; - BlockNumber rd_vm_nblocks; - /* use "struct" here to avoid needing to include pgstat.h: */ struct PgStat_TableStatus *pgstat_info; /* statistics collection area */ } RelationData; @@ -375,6 +366,26 @@ typedef struct StdRdOptions } while (0) /* + * RelationGetTargetBlock + * Fetch relation's current insertion target block. + * + * Returns InvalidBlockNumber if there is no current target block. Note + * that the target block status is discarded on any smgr-level invalidation. + */ +#define RelationGetTargetBlock(relation) \ + ( (relation)->rd_smgr != NULL ? (relation)->rd_smgr->smgr_targblock : InvalidBlockNumber ) + +/* + * RelationSetTargetBlock + * Set relation's current insertion target block. + */ +#define RelationSetTargetBlock(relation, targblock) \ + do { \ + RelationOpenSmgr(relation); \ + (relation)->rd_smgr->smgr_targblock = (targblock); \ + } while (0) + +/* * 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. |