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MergeSort was sometimes called mergejoin and was confusing. Now

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it is now only mergejoin.
This commit is contained in:
Bruce Momjian
1998-08-04 16:44:31 +00:00
parent 7db9ea5c1e
commit d9be0ff432
23 changed files with 117 additions and 116 deletions
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12
src/backend/optimizer/path/joinrels.c
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@@ -7,7 +7,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.11 1998/07/18 04:22:33 momjian Exp $
* $Header: /cvsroot/pgsql/src/backend/optimizer/path/joinrels.c,v 1.12 1998/08/04 16:44:08 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@@ -360,8 +360,8 @@ new_joininfo_list(List *joininfo_list, List *join_relids)
joininfo->otherrels;
other_joininfo->jinfoclauseinfo =
joininfo->jinfoclauseinfo;
other_joininfo->mergesortable =
joininfo->mergesortable;
other_joininfo->mergejoinable =
joininfo->mergejoinable;
other_joininfo->hashjoinable =
joininfo->hashjoinable;
other_joininfo->inactive = false;
@@ -415,7 +415,7 @@ add_new_joininfos(Query *root, List *joinrels, List *outerrels)
JInfo *joininfo = (JInfo *) lfirst(xjoininfo);
List *other_rels = joininfo->otherrels;
List *clause_info = joininfo->jinfoclauseinfo;
bool mergesortable = joininfo->mergesortable;
bool mergejoinable = joininfo->mergejoinable;
bool hashjoinable = joininfo->hashjoinable;
foreach(xrelid, other_rels)
@@ -428,7 +428,7 @@ add_new_joininfos(Query *root, List *joinrels, List *outerrels)
new_joininfo->otherrels = joinrel->relids;
new_joininfo->jinfoclauseinfo = clause_info;
new_joininfo->mergesortable = mergesortable;
new_joininfo->mergejoinable = mergejoinable;
new_joininfo->hashjoinable = hashjoinable;
new_joininfo->inactive = false;
rel->joininfo =
@@ -457,7 +457,7 @@ add_new_joininfos(Query *root, List *joinrels, List *outerrels)
new_joininfo->otherrels = new_relids;
new_joininfo->jinfoclauseinfo = clause_info;
new_joininfo->mergesortable = mergesortable;
new_joininfo->mergejoinable = mergejoinable;
new_joininfo->hashjoinable = hashjoinable;
new_joininfo->inactive = false;
joinrel->joininfo =