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Add index-only scan support to range type GiST opclass.

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Andreas Karlsson
This commit is contained in:
Heikki Linnakangas
2015-03-30 13:21:43 +03:00
parent 1c41e2a998
commit 0633a60f4d
7 changed files with 38 additions and 2 deletions
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10
src/backend/utils/adt/rangetypes_gist.c
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@@ -216,7 +216,7 @@ range_gist_union(PG_FUNCTION_ARGS)
PG_RETURN_RANGE(result_range);
}
/* compress, decompress are no-ops */
/* compress, decompress, fetch are no-ops */
Datum
range_gist_compress(PG_FUNCTION_ARGS)
{
@@ -233,6 +233,14 @@ range_gist_decompress(PG_FUNCTION_ARGS)
PG_RETURN_POINTER(entry);
}
Datum
range_gist_fetch(PG_FUNCTION_ARGS)
{
GISTENTRY *entry = (GISTENTRY *) PG_GETARG_POINTER(0);
PG_RETURN_POINTER(entry);
}
/*
* GiST page split penalty function.
*