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Commit99bc012

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Minor cleanup of indxpath.c.
Eliminate some superfluous notational complexity aroundmatch_clause_to_indexcol(), and rip out the DoneMatchingIndexKeyscrock.
1 parentd1d8462 commit99bc012

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1 file changed

+8
-27
lines changed

1 file changed

+8
-27
lines changed

‎src/backend/optimizer/path/indxpath.c

Lines changed: 8 additions & 27 deletions
Original file line numberDiff line numberDiff line change
@@ -37,11 +37,6 @@
3737
#include"utils/selfuncs.h"
3838

3939

40-
/*
41-
* DoneMatchingIndexKeys() - MACRO
42-
*/
43-
#defineDoneMatchingIndexKeys(families) (families[0] == InvalidOid)
44-
4540
#defineIsBooleanOpfamily(opfamily) \
4641
((opfamily) == BOOL_BTREE_FAM_OID || (opfamily) == BOOL_HASH_FAM_OID)
4742

@@ -83,7 +78,7 @@ static PathClauseUsage *classify_index_clause_usage(Path *path,
8378
staticvoidfind_indexpath_quals(Path*bitmapqual,List**quals,List**preds);
8479
staticintfind_list_position(Node*node,List**nodelist);
8580
staticboolmatch_clause_to_indexcol(IndexOptInfo*index,
86-
intindexcol,Oidopfamily,
81+
intindexcol,
8782
RestrictInfo*rinfo,
8883
Relidsouter_relids,
8984
SaOpControlsaop_control);
@@ -1053,7 +1048,6 @@ group_clauses_by_indexkey(IndexOptInfo *index,
10531048
List*clausegroup_list=NIL;
10541049
boolfound_outer_clause= false;
10551050
intindexcol=0;
1056-
Oid*families=index->opfamily;
10571051

10581052
*found_clause= false;/* default result */
10591053

@@ -1062,7 +1056,6 @@ group_clauses_by_indexkey(IndexOptInfo *index,
10621056

10631057
do
10641058
{
1065-
OidcurFamily=families[0];
10661059
List*clausegroup=NIL;
10671060
ListCell*l;
10681061

@@ -1074,7 +1067,6 @@ group_clauses_by_indexkey(IndexOptInfo *index,
10741067
Assert(IsA(rinfo,RestrictInfo));
10751068
if (match_clause_to_indexcol(index,
10761069
indexcol,
1077-
curFamily,
10781070
rinfo,
10791071
outer_relids,
10801072
saop_control))
@@ -1094,7 +1086,6 @@ group_clauses_by_indexkey(IndexOptInfo *index,
10941086
Assert(IsA(rinfo,RestrictInfo));
10951087
if (match_clause_to_indexcol(index,
10961088
indexcol,
1097-
curFamily,
10981089
rinfo,
10991090
outer_relids,
11001091
saop_control))
@@ -1113,9 +1104,8 @@ group_clauses_by_indexkey(IndexOptInfo *index,
11131104
clausegroup_list=lappend(clausegroup_list,clausegroup);
11141105

11151106
indexcol++;
1116-
families++;
11171107

1118-
}while (!DoneMatchingIndexKeys(families));
1108+
}while (indexcol<index->ncolumns);
11191109

11201110
if (!*found_clause&& !found_outer_clause)
11211111
returnNIL;/* no indexable clauses anywhere */
@@ -1185,7 +1175,6 @@ group_clauses_by_indexkey(IndexOptInfo *index,
11851175
staticbool
11861176
match_clause_to_indexcol(IndexOptInfo*index,
11871177
intindexcol,
1188-
Oidopfamily,
11891178
RestrictInfo*rinfo,
11901179
Relidsouter_relids,
11911180
SaOpControlsaop_control)
@@ -1196,6 +1185,7 @@ match_clause_to_indexcol(IndexOptInfo *index,
11961185
Relidsleft_relids;
11971186
Relidsright_relids;
11981187
Oidexpr_op;
1188+
Oidopfamily=index->opfamily[indexcol];
11991189
boolplain_op;
12001190

12011191
/*
@@ -1582,23 +1572,18 @@ matches_any_index(RestrictInfo *rinfo, RelOptInfo *rel, Relids outer_relids)
15821572
{
15831573
IndexOptInfo*index= (IndexOptInfo*)lfirst(l);
15841574
intindexcol=0;
1585-
Oid*families=index->opfamily;
15861575

15871576
do
15881577
{
1589-
OidcurFamily=families[0];
1590-
15911578
if (match_clause_to_indexcol(index,
15921579
indexcol,
1593-
curFamily,
15941580
rinfo,
15951581
outer_relids,
15961582
SAOP_ALLOW))
15971583
return true;
15981584

15991585
indexcol++;
1600-
families++;
1601-
}while (!DoneMatchingIndexKeys(families));
1586+
}while (indexcol<index->ncolumns);
16021587
}
16031588

16041589
return false;
@@ -1621,11 +1606,10 @@ eclass_matches_any_index(EquivalenceClass *ec, EquivalenceMember *em,
16211606
{
16221607
IndexOptInfo*index= (IndexOptInfo*)lfirst(l);
16231608
intindexcol=0;
1624-
Oid*families=index->opfamily;
16251609

16261610
do
16271611
{
1628-
OidcurFamily=families[0];
1612+
OidcurFamily=index->opfamily[indexcol];
16291613

16301614
/*
16311615
* If it's a btree index, we can reject it if its opfamily isn't
@@ -1643,8 +1627,7 @@ eclass_matches_any_index(EquivalenceClass *ec, EquivalenceMember *em,
16431627
return true;
16441628

16451629
indexcol++;
1646-
families++;
1647-
}while (!DoneMatchingIndexKeys(families));
1630+
}while (indexcol<index->ncolumns);
16481631
}
16491632

16501633
return false;
@@ -2379,15 +2362,14 @@ expand_indexqual_conditions(IndexOptInfo *index, List *clausegroups)
23792362
List*resultquals=NIL;
23802363
ListCell*clausegroup_item;
23812364
intindexcol=0;
2382-
Oid*families=index->opfamily;
23832365

23842366
if (clausegroups==NIL)
23852367
returnNIL;
23862368

23872369
clausegroup_item=list_head(clausegroups);
23882370
do
23892371
{
2390-
OidcurFamily=families[0];
2372+
OidcurFamily=index->opfamily[indexcol];
23912373
ListCell*l;
23922374

23932375
foreach(l, (List*)lfirst(clausegroup_item))
@@ -2447,8 +2429,7 @@ expand_indexqual_conditions(IndexOptInfo *index, List *clausegroups)
24472429
clausegroup_item=lnext(clausegroup_item);
24482430

24492431
indexcol++;
2450-
families++;
2451-
}while (clausegroup_item!=NULL&& !DoneMatchingIndexKeys(families));
2432+
}while (clausegroup_item!=NULL&&indexcol<index->ncolumns);
24522433

24532434
Assert(clausegroup_item==NULL);/* else more groups than indexkeys */
24542435

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