diff options
Diffstat (limited to 'src/backend/access/index/indexam.c')
| -rw-r--r-- | src/backend/access/index/indexam.c | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/src/backend/access/index/indexam.c b/src/backend/access/index/indexam.c index fc53aeffb49..d2e11d2a8d0 100644 --- a/src/backend/access/index/indexam.c +++ b/src/backend/access/index/indexam.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/access/index/indexam.c,v 1.61 2002/06/20 20:29:25 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/access/index/indexam.c,v 1.62 2002/09/04 20:31:09 momjian Exp $ * * INTERFACE ROUTINES * index_open - open an index relation by relation OID @@ -272,8 +272,8 @@ index_beginscan(Relation heapRelation, PointerGetDatum(key))); /* - * Save additional parameters into the scandesc. Everything else - * was set up by RelationGetIndexScan. + * Save additional parameters into the scandesc. Everything else was + * set up by RelationGetIndexScan. */ scan->heapRelation = heapRelation; scan->xs_snapshot = snapshot; @@ -293,7 +293,7 @@ index_beginscan(Relation heapRelation, * index_rescan - (re)start a scan of an index * * The caller may specify a new set of scankeys (but the number of keys - * cannot change). Note that this is also called when first starting + * cannot change). Note that this is also called when first starting * an indexscan; see RelationGetIndexScan. * ---------------- */ @@ -305,8 +305,8 @@ index_rescan(IndexScanDesc scan, ScanKey key) SCAN_CHECKS; GET_SCAN_PROCEDURE(rescan, amrescan); - scan->kill_prior_tuple = false; /* for safety */ - scan->keys_are_unique = false; /* may be set by amrescan */ + scan->kill_prior_tuple = false; /* for safety */ + scan->keys_are_unique = false; /* may be set by amrescan */ scan->got_tuple = false; OidFunctionCall2(procedure, @@ -375,7 +375,7 @@ index_restrpos(IndexScanDesc scan) SCAN_CHECKS; GET_SCAN_PROCEDURE(restrpos, amrestrpos); - scan->kill_prior_tuple = false; /* for safety */ + scan->kill_prior_tuple = false; /* for safety */ scan->got_tuple = false; OidFunctionCall1(procedure, PointerGetDatum(scan)); @@ -385,7 +385,7 @@ index_restrpos(IndexScanDesc scan) * index_getnext - get the next heap tuple from a scan * * The result is the next heap tuple satisfying the scan keys and the - * snapshot, or NULL if no more matching tuples exist. On success, + * snapshot, or NULL if no more matching tuples exist. On success, * the buffer containing the heap tuple is pinned (the pin will be dropped * at the next index_getnext or index_endscan). The index TID corresponding * to the heap tuple can be obtained if needed from scan->currentItemData. @@ -409,8 +409,8 @@ index_getnext(IndexScanDesc scan, ScanDirection direction) scan->kill_prior_tuple = false; /* - * Can skip entering the index AM if we already got a tuple - * and it must be unique. + * Can skip entering the index AM if we already got a tuple and it + * must be unique. */ if (scan->keys_are_unique && scan->got_tuple) return NULL; @@ -454,9 +454,9 @@ index_getnext(IndexScanDesc scan, ScanDirection direction) * index AM to not return it on future indexscans. * * We told heap_fetch to keep a pin on the buffer, so we can - * re-access the tuple here. But we must re-lock the buffer first. - * Also, it's just barely possible for an update of hint bits to - * occur here. + * re-access the tuple here. But we must re-lock the buffer + * first. Also, it's just barely possible for an update of hint + * bits to occur here. */ LockBuffer(scan->xs_cbuf, BUFFER_LOCK_SHARE); sv_infomask = heapTuple->t_data->t_infomask; @@ -497,7 +497,7 @@ bool index_getnext_indexitem(IndexScanDesc scan, ScanDirection direction) { - bool found; + bool found; SCAN_CHECKS; @@ -642,10 +642,11 @@ index_getprocinfo(Relation irel, procId = loc[procindex]; /* - * Complain if function was not found during IndexSupportInitialize. - * This should not happen unless the system tables contain bogus - * entries for the index opclass. (If an AM wants to allow a - * support function to be optional, it can use index_getprocid.) + * Complain if function was not found during + * IndexSupportInitialize. This should not happen unless the + * system tables contain bogus entries for the index opclass. (If + * an AM wants to allow a support function to be optional, it can + * use index_getprocid.) */ if (!RegProcedureIsValid(procId)) elog(ERROR, "Missing support function %d for attribute %d of index %s", |