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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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2
contrib/btree_gist/expected/interval.out
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@ -77,7 +77,7 @@ SELECT a, a <-> '199 days 21:21:23' FROM intervaltmp ORDER BY a <-> '199 days 21
QUERY PLAN
---------------------------------------------------------------------------
Limit
-> Index Scan using intervalidx on intervaltmp
-> Index Only Scan using intervalidx on intervaltmp
Order By: (a <-> '@ 199 days 21 hours 21 mins 23 secs'::interval)
(3 rows)