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| author | Peter Eisentraut <peter_e@gmx.net> | 2011-02-08 23:04:18 +0200 |
|---|---|---|
| committer | Peter Eisentraut <peter_e@gmx.net> | 2011-02-08 23:04:18 +0200 |
| commit | 414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0 (patch) | |
| tree | 016efd0c7108f659ea4f3c52ea54d78e1e5449e1 /src/backend/parser/parse_agg.c | |
| parent | 1703f0e8da2e8e3eccb6e12879c011ba106f8a62 (diff) | |
| download | postgresql-414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0.tar.gz postgresql-414c5a2ea65cbd38d79ffdf9b1fde7cc75c134e0.zip | |
Per-column collation support
This adds collation support for columns and domains, a COLLATE clause
to override it per expression, and B-tree index support.
Peter Eisentraut
reviewed by Pavel Stehule, Itagaki Takahiro, Robert Haas, Noah Misch
Diffstat (limited to 'src/backend/parser/parse_agg.c')
| -rw-r--r-- | src/backend/parser/parse_agg.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/backend/parser/parse_agg.c b/src/backend/parser/parse_agg.c index e43bc54b3fd..8267627c42f 100644 --- a/src/backend/parser/parse_agg.c +++ b/src/backend/parser/parse_agg.c @@ -723,6 +723,7 @@ build_aggregate_fnexprs(Oid *agg_input_types, Oid agg_result_type, Oid transfn_oid, Oid finalfn_oid, + Oid collation, Expr **transfnexpr, Expr **finalfnexpr) { @@ -741,6 +742,7 @@ build_aggregate_fnexprs(Oid *agg_input_types, argp->paramid = -1; argp->paramtype = agg_state_type; argp->paramtypmod = -1; + argp->paramcollation = collation; argp->location = -1; args = list_make1(argp); @@ -752,6 +754,7 @@ build_aggregate_fnexprs(Oid *agg_input_types, argp->paramid = -1; argp->paramtype = agg_input_types[i]; argp->paramtypmod = -1; + argp->paramcollation = collation; argp->location = -1; args = lappend(args, argp); } @@ -759,6 +762,7 @@ build_aggregate_fnexprs(Oid *agg_input_types, *transfnexpr = (Expr *) makeFuncExpr(transfn_oid, agg_state_type, args, + collation, COERCE_DONTCARE); /* see if we have a final function */ @@ -776,11 +780,13 @@ build_aggregate_fnexprs(Oid *agg_input_types, argp->paramid = -1; argp->paramtype = agg_state_type; argp->paramtypmod = -1; + argp->paramcollation = collation; argp->location = -1; args = list_make1(argp); *finalfnexpr = (Expr *) makeFuncExpr(finalfn_oid, agg_result_type, args, + collation, COERCE_DONTCARE); } |