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Per-column collation support

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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
This commit is contained in:
Peter Eisentraut
2011-02-08 23:04:18 +02:00
parent 1703f0e8da
commit 414c5a2ea6
156 changed files with 4519 additions and 582 deletions
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7
src/backend/executor/nodeWindowAgg.c
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@ -1561,7 +1561,7 @@ ExecInitWindowAgg(WindowAgg *node, EState *estate, int eflags)
fmgr_info_cxt(wfunc->winfnoid, &perfuncstate->flinfo,
econtext->ecxt_per_query_memory);
perfuncstate->flinfo.fn_expr = (Node *) wfunc;
fmgr_info_expr((Node *) wfunc, &perfuncstate->flinfo);
get_typlenbyval(wfunc->wintype,
&perfuncstate->resulttypeLen,
&perfuncstate->resulttypeByVal);
@ -1794,16 +1794,17 @@ initialize_peragg(WindowAggState *winstate, WindowFunc *wfunc,
wfunc->wintype,
transfn_oid,
finalfn_oid,
wfunc->collid,
&transfnexpr,
&finalfnexpr);
fmgr_info(transfn_oid, &peraggstate->transfn);
peraggstate->transfn.fn_expr = (Node *) transfnexpr;
fmgr_info_expr((Node *) transfnexpr, &peraggstate->transfn);
if (OidIsValid(finalfn_oid))
{
fmgr_info(finalfn_oid, &peraggstate->finalfn);
peraggstate->finalfn.fn_expr = (Node *) finalfnexpr;
fmgr_info_expr((Node *) finalfnexpr, &peraggstate->finalfn);
}
get_typlenbyval(wfunc->wintype,