diff options
Diffstat (limited to 'src/backend/optimizer/prep/prepunion.c')
| -rw-r--r-- | src/backend/optimizer/prep/prepunion.c | 31 |
1 files changed, 6 insertions, 25 deletions
diff --git a/src/backend/optimizer/prep/prepunion.c b/src/backend/optimizer/prep/prepunion.c index 47036a22d71..a686f94e01c 100644 --- a/src/backend/optimizer/prep/prepunion.c +++ b/src/backend/optimizer/prep/prepunion.c @@ -1,13 +1,13 @@ /*------------------------------------------------------------------------- * * prepunion.c-- - * Routines to plan archive, inheritance, union, and version queries + * Routines to plan inheritance, union, and version queries * * Copyright (c) 1994, Regents of the University of California * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/optimizer/prep/prepunion.c,v 1.7 1997/11/20 23:21:57 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/optimizer/prep/prepunion.c,v 1.8 1997/11/21 18:10:44 momjian Exp $ * *------------------------------------------------------------------------- */ @@ -118,10 +118,6 @@ first_matching_rt_entry(List *rangetable, UnionFlag flag) if (rt_entry->inh) return count + 1; break; - case ARCHIVE_FLAG: - if (rt_entry->archive) - return count + 1; - break; default: break; } @@ -192,9 +188,6 @@ plan_union_queries(Index rt_index, case INHERITS_FLAG: rt_fetch(rt_index, rangetable)->inh = false; break; - case ARCHIVE_FLAG: - rt_fetch(rt_index, rangetable)->archive = false; - break; default: break; } @@ -249,22 +242,10 @@ plan_union_query(List *relids, /* new_root->uniqueFlag = false; */ new_root->uniqueFlag = NULL; new_root->sortClause = NULL; - if (flag == ARCHIVE_FLAG) - { - - /* - * the entire union query uses the same (most recent) schema. - * to do otherwise would require either ragged tuples or - * careful archiving and interpretation of pg_attribute... - */ - } - else - { - fix_parsetree_attnums(rt_index, - rt_entry->relid, - relid, - new_root); - } + fix_parsetree_attnums(rt_index, + rt_entry->relid, + relid, + new_root); union_plans = lappend(union_plans, planner(new_root)); union_rtentries = lappend(union_rtentries, new_rt_entry); |