diff options
Diffstat (limited to 'src/backend/catalog/heap.c')
| -rw-r--r-- | src/backend/catalog/heap.c | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/src/backend/catalog/heap.c b/src/backend/catalog/heap.c index ab3d83f29b..0f1547b567 100644 --- a/src/backend/catalog/heap.c +++ b/src/backend/catalog/heap.c @@ -52,7 +52,6 @@ #include "catalog/pg_opclass.h" #include "catalog/pg_partitioned_table.h" #include "catalog/pg_statistic.h" -#include "catalog/pg_statistic_ext.h" #include "catalog/pg_subscription_rel.h" #include "catalog/pg_tablespace.h" #include "catalog/pg_type.h" @@ -1615,10 +1614,7 @@ RemoveAttributeById(Oid relid, AttrNumber attnum) heap_close(attr_rel, RowExclusiveLock); if (attnum > 0) - { RemoveStatistics(relid, attnum); - RemoveStatisticsExt(relid, attnum); - } relation_close(rel, NoLock); } @@ -1873,7 +1869,6 @@ heap_drop_with_catalog(Oid relid) * delete statistics */ RemoveStatistics(relid, 0); - RemoveStatisticsExt(relid, 0); /* * delete attribute tuples @@ -2786,75 +2781,6 @@ RemoveStatistics(Oid relid, AttrNumber attnum) /* - * RemoveStatisticsExt --- remove entries in pg_statistic_ext for a relation - * - * If attnum is zero, remove all entries for rel; else remove only the - * one(s) involving that column. - */ -void -RemoveStatisticsExt(Oid relid, AttrNumber attnum) -{ - Relation pgstatisticext; - SysScanDesc scan; - ScanKeyData key; - HeapTuple tuple; - - /* - * Scan pg_statistic_ext to delete relevant tuples - */ - pgstatisticext = heap_open(StatisticExtRelationId, RowExclusiveLock); - - ScanKeyInit(&key, - Anum_pg_statistic_ext_stxrelid, - BTEqualStrategyNumber, F_OIDEQ, - ObjectIdGetDatum(relid)); - - scan = systable_beginscan(pgstatisticext, - StatisticExtRelidIndexId, - true, NULL, 1, &key); - - while (HeapTupleIsValid(tuple = systable_getnext(scan))) - { - bool delete = false; - - if (attnum == 0) - delete = true; - else if (attnum != 0) - { - Form_pg_statistic_ext staForm; - int i; - - /* - * Decode the stxkeys array and delete any stats that involve the - * specified column. - */ - staForm = (Form_pg_statistic_ext) GETSTRUCT(tuple); - for (i = 0; i < staForm->stxkeys.dim1; i++) - { - if (staForm->stxkeys.values[i] == attnum) - { - delete = true; - break; - } - } - } - - if (delete) - { - CatalogTupleDelete(pgstatisticext, &tuple->t_self); - deleteDependencyRecordsFor(StatisticExtRelationId, - HeapTupleGetOid(tuple), - false); - } - } - - systable_endscan(scan); - - heap_close(pgstatisticext, RowExclusiveLock); -} - - -/* * RelationTruncateIndexes - truncate all indexes associated * with the heap relation to zero tuples. * |