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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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3
src/backend/access/gin/ginutil.c
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@ -22,6 +22,7 @@
#include "storage/freespace.h"
#include "storage/indexfsm.h"
#include "storage/lmgr.h"
#include "utils/lsyscache.h"
/*
@ -60,6 +61,8 @@ initGinState(GinState *state, Relation index)
fmgr_info_copy(&(state->compareFn[i]),
index_getprocinfo(index, i + 1, GIN_COMPARE_PROC),
CurrentMemoryContext);
fmgr_info_collation(get_typcollation(index->rd_att->attrs[i]->atttypid),
&(state->compareFn[i]));
fmgr_info_copy(&(state->extractValueFn[i]),
index_getprocinfo(index, i + 1, GIN_EXTRACTVALUE_PROC),
CurrentMemoryContext);