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Add index-only scan support to btree_gist.

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inet, cidr, and timetz indexes still cannot support index-only scans,
because they don't store the original unmodified value in the index, but a
derived approximate value.
This commit is contained in:
Heikki Linnakangas
2015-03-27 23:35:16 +02:00
parent 735cd6128a
commit e09b48316c
46 changed files with 614 additions and 51 deletions
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contrib/btree_gist/btree_utils_num.h
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@ -130,6 +130,7 @@ extern GIST_SPLITVEC *gbt_num_picksplit(const GistEntryVector *entryvec, GIST_SP
extern GISTENTRY *gbt_num_compress(GISTENTRY *entry, const gbtree_ninfo *tinfo);
extern GISTENTRY *gbt_num_fetch(GISTENTRY *entry, const gbtree_ninfo *tinfo);
extern void *gbt_num_union(GBT_NUMKEY *out, const GistEntryVector *entryvec,
const gbtree_ninfo *tinfo);