contrib/btree_gist/expected/bit_optimizer.out

-- bit check
CREATE TABLE bittmp (a bit(33));
\copy bittmp from 'data/bit.data'
SET enable_seqscan=on;
SELECT count(*) FROM bittmp WHERE a <   '011011000100010111011000110000100';
 count 
-------
   249
(1 row)

SELECT count(*) FROM bittmp WHERE a <=  '011011000100010111011000110000100';
 count 
-------
   250
(1 row)

SELECT count(*) FROM bittmp WHERE a  =  '011011000100010111011000110000100';
 count 
-------
     1
(1 row)

SELECT count(*) FROM bittmp WHERE a >=  '011011000100010111011000110000100';
 count 
-------
   351
(1 row)

SELECT count(*) FROM bittmp WHERE a >   '011011000100010111011000110000100';
 count 
-------
   350
(1 row)

CREATE INDEX bitidx ON bittmp USING GIST ( a );
SET enable_seqscan=off;
SELECT count(*) FROM bittmp WHERE a <   '011011000100010111011000110000100';
 count 
-------
   249
(1 row)

SELECT count(*) FROM bittmp WHERE a <=  '011011000100010111011000110000100';
 count 
-------
   250
(1 row)

SELECT count(*) FROM bittmp WHERE a  =  '011011000100010111011000110000100';
 count 
-------
     1
(1 row)

SELECT count(*) FROM bittmp WHERE a >=  '011011000100010111011000110000100';
 count 
-------
   351
(1 row)

SELECT count(*) FROM bittmp WHERE a >   '011011000100010111011000110000100';
 count 
-------
   350
(1 row)

-- Test index-only scans
SET enable_bitmapscan=off;
EXPLAIN (COSTS OFF)
SELECT a FROM bittmp WHERE a BETWEEN '1000000' and '1000001';
                                QUERY PLAN                                 
---------------------------------------------------------------------------
 Gather Motion 3:1  (slice1; segments: 3)
   ->  Index Scan using bitidx on bittmp
         Index Cond: ((a >= '1000000'::"bit") AND (a <= '1000001'::"bit"))
         Filter: ((a >= '1000000'::"bit") AND (a <= '1000001'::"bit"))
 Optimizer: Pivotal Optimizer (GPORCA)
(5 rows)