text: --
  -- CREATE_INDEX
  -- Create ancillary data structures (i.e. indices)
  --
  
  --
  -- BTREE
  --
  CREATE INDEX onek_unique1 ON onek USING btree(unique1 int4_ops);
  
  CREATE INDEX IF NOT EXISTS onek_unique1 ON onek USING btree(unique1 int4_ops);
  
  CREATE INDEX IF NOT EXISTS ON onek USING btree(unique1 int4_ops);
  
  CREATE INDEX onek_unique2 ON onek USING btree(unique2 int4_ops);
  
  CREATE INDEX onek_hundred ON onek USING btree(hundred int4_ops);
  
  CREATE INDEX onek_stringu1 ON onek USING btree(stringu1 name_ops);
  
  CREATE INDEX tenk1_unique1 ON tenk1 USING btree(unique1 int4_ops);
  
  CREATE INDEX tenk1_unique2 ON tenk1 USING btree(unique2 int4_ops);
  
  CREATE INDEX tenk1_hundred ON tenk1 USING btree(hundred int4_ops);
  
  CREATE INDEX tenk1_thous_tenthous ON tenk1 (thousand, tenthous);
  
  CREATE INDEX tenk2_unique1 ON tenk2 USING btree(unique1 int4_ops);
  
  CREATE INDEX tenk2_unique2 ON tenk2 USING btree(unique2 int4_ops);
  
  CREATE INDEX tenk2_hundred ON tenk2 USING btree(hundred int4_ops);
  
  CREATE INDEX rix ON road USING btree (name text_ops);
  
  CREATE INDEX iix ON ihighway USING btree (name text_ops);
  
  CREATE INDEX six ON shighway USING btree (name text_ops);
  
  -- test comments
  COMMENT ON INDEX six_wrong IS 'bad index';
  COMMENT ON INDEX six IS 'good index';
  COMMENT ON INDEX six IS NULL;
  
  --
  -- BTREE ascending/descending cases
  --
  -- we load int4/text from pure descending data (each key is a new
  -- low key) and name/f8 from pure ascending data (each key is a new
  -- high key).  we had a bug where new low keys would sometimes be
  -- "lost".
  --
  CREATE INDEX bt_i4_index ON bt_i4_heap USING btree (seqno int4_ops);
  
  CREATE INDEX bt_name_index ON bt_name_heap USING btree (seqno name_ops);
  
  CREATE INDEX bt_txt_index ON bt_txt_heap USING btree (seqno text_ops);
  
  CREATE INDEX bt_f8_index ON bt_f8_heap USING btree (seqno float8_ops);
  
  --
  -- BTREE partial indices
  --
  CREATE INDEX onek2_u1_prtl ON onek2 USING btree(unique1 int4_ops)
  	where unique1 < 20 or unique1 > 980;
  
  CREATE INDEX onek2_u2_prtl ON onek2 USING btree(unique2 int4_ops)
  	where stringu1 < 'B';
  
  CREATE INDEX onek2_stu1_prtl ON onek2 USING btree(stringu1 name_ops)
  	where onek2.stringu1 >= 'J' and onek2.stringu1 < 'K';
  
  --
  -- GiST (rtree-equivalent opclasses only)
  --
  CREATE INDEX grect2ind ON fast_emp4000 USING gist (home_base);
  
  CREATE INDEX gpolygonind ON polygon_tbl USING gist (f1);
  
  CREATE INDEX gcircleind ON circle_tbl USING gist (f1);
  
  INSERT INTO POINT_TBL(f1) VALUES (NULL);
  
  CREATE INDEX gpointind ON point_tbl USING gist (f1);
  
  CREATE TEMP TABLE gpolygon_tbl AS
      SELECT polygon(home_base) AS f1 FROM slow_emp4000;
  INSERT INTO gpolygon_tbl VALUES ( '(1000,0,0,1000)' );
  INSERT INTO gpolygon_tbl VALUES ( '(0,1000,1000,1000)' );
  
  CREATE TEMP TABLE gcircle_tbl AS
      SELECT circle(home_base) AS f1 FROM slow_emp4000;
  
  CREATE INDEX ggpolygonind ON gpolygon_tbl USING gist (f1);
  
  CREATE INDEX ggcircleind ON gcircle_tbl USING gist (f1);
  
  --
  -- SP-GiST
  --
  
  CREATE TABLE quad_point_tbl AS
      SELECT point(unique1,unique2) AS p FROM tenk1;
  
  INSERT INTO quad_point_tbl
      SELECT '(333.0,400.0)'::point FROM generate_series(1,1000);
  
  INSERT INTO quad_point_tbl VALUES (NULL), (NULL), (NULL);
  
  CREATE INDEX sp_quad_ind ON quad_point_tbl USING spgist (p);
  
  CREATE TABLE kd_point_tbl AS SELECT * FROM quad_point_tbl;
  
  CREATE INDEX sp_kd_ind ON kd_point_tbl USING spgist (p kd_point_ops);
  
  CREATE TABLE radix_text_tbl AS
      SELECT name AS t FROM road WHERE name !~ '^[0-9]';
  
  INSERT INTO radix_text_tbl
      SELECT 'P0123456789abcdef' FROM generate_series(1,1000);
  INSERT INTO radix_text_tbl VALUES ('P0123456789abcde');
  INSERT INTO radix_text_tbl VALUES ('P0123456789abcdefF');
  
  CREATE INDEX sp_radix_ind ON radix_text_tbl USING spgist (t);
  
  --
  -- Test GiST and SP-GiST indexes
  --
  
  -- get non-indexed results for comparison purposes
  
  SET enable_seqscan = ON;
  SET enable_indexscan = OFF;
  SET enable_bitmapscan = OFF;
  
  SELECT * FROM fast_emp4000
      WHERE home_base @ '(200,200),(2000,1000)'::box
      ORDER BY (home_base[0])[0];
  
  SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box;
  
  SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL;
  
  SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon
      ORDER BY (poly_center(f1))[0];
  
  SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1)
      ORDER BY area(f1);
  
  SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon;
  
  SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle;
  
  SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)';
  
  SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1;
  
  SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)';
  
  SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>';
  
  SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)';
  
  SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)';
  
  SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)';
  
  SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)';
  
  SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)';
  
  SELECT * FROM point_tbl ORDER BY f1 <-> '0,1';
  
  SELECT * FROM point_tbl WHERE f1 IS NULL;
  
  SELECT * FROM point_tbl WHERE f1 IS NOT NULL ORDER BY f1 <-> '0,1';
  
  SELECT * FROM point_tbl WHERE f1 <@ '(-10,-10),(10,10)':: box ORDER BY f1 <-> '0,1';
  
  SELECT count(*) FROM quad_point_tbl WHERE p IS NULL;
  
  SELECT count(*) FROM quad_point_tbl WHERE p IS NOT NULL;
  
  SELECT count(*) FROM quad_point_tbl;
  
  SELECT count(*) FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  
  SELECT count(*) FROM quad_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  
  SELECT count(*) FROM quad_point_tbl WHERE p << '(5000, 4000)';
  
  SELECT count(*) FROM quad_point_tbl WHERE p >> '(5000, 4000)';
  
  SELECT count(*) FROM quad_point_tbl WHERE p <^ '(5000, 4000)';
  
  SELECT count(*) FROM quad_point_tbl WHERE p >^ '(5000, 4000)';
  
  SELECT count(*) FROM quad_point_tbl WHERE p ~= '(4585, 365)';
  
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdef';
  
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcde';
  
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdefF';
  
  SELECT count(*) FROM radix_text_tbl WHERE t <    'Aztec                         Ct  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t ~<~  'Aztec                         Ct  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t <=   'Aztec                         Ct  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t ~<=~ 'Aztec                         Ct  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Aztec                         Ct  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Worth                         St  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t >=   'Worth                         St  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t ~>=~ 'Worth                         St  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t >    'Worth                         St  ';
  
  SELECT count(*) FROM radix_text_tbl WHERE t ~>~  'Worth                         St  ';
  
  SELECT * FROM gpolygon_tbl ORDER BY f1 <-> '(0,0)'::point LIMIT 10;
  
  SELECT circle_center(f1), round(radius(f1)) as radius FROM gcircle_tbl ORDER BY f1 <-> '(200,300)'::point LIMIT 10;
  
  -- Now check the results from plain indexscan
  SET enable_seqscan = OFF;
  SET enable_indexscan = ON;
  SET enable_bitmapscan = OFF;
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM fast_emp4000
      WHERE home_base @ '(200,200),(2000,1000)'::box
      ORDER BY (home_base[0])[0];
  SELECT * FROM fast_emp4000
      WHERE home_base @ '(200,200),(2000,1000)'::box
      ORDER BY (home_base[0])[0];
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box;
  SELECT count(*) FROM fast_emp4000 WHERE home_base && '(1000,1000,0,0)'::box;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL;
  SELECT count(*) FROM fast_emp4000 WHERE home_base IS NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon
      ORDER BY (poly_center(f1))[0];
  SELECT * FROM polygon_tbl WHERE f1 ~ '((1,1),(2,2),(2,1))'::polygon
      ORDER BY (poly_center(f1))[0];
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1)
      ORDER BY area(f1);
  SELECT * FROM circle_tbl WHERE f1 && circle(point(1,-2), 1)
      ORDER BY area(f1);
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon;
  SELECT count(*) FROM gpolygon_tbl WHERE f1 && '(1000,1000,0,0)'::polygon;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle;
  SELECT count(*) FROM gcircle_tbl WHERE f1 && '<(500,500),500>'::circle;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)';
  SELECT count(*) FROM point_tbl WHERE f1 <@ box '(0,0,100,100)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1;
  SELECT count(*) FROM point_tbl WHERE box '(0,0,100,100)' @> f1;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)';
  SELECT count(*) FROM point_tbl WHERE f1 <@ polygon '(0,0),(0,100),(100,100),(50,50),(100,0),(0,0)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>';
  SELECT count(*) FROM point_tbl WHERE f1 <@ circle '<(50,50),50>';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)';
  SELECT count(*) FROM point_tbl p WHERE p.f1 << '(0.0, 0.0)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)';
  SELECT count(*) FROM point_tbl p WHERE p.f1 >> '(0.0, 0.0)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)';
  SELECT count(*) FROM point_tbl p WHERE p.f1 <^ '(0.0, 0.0)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)';
  SELECT count(*) FROM point_tbl p WHERE p.f1 >^ '(0.0, 0.0)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)';
  SELECT count(*) FROM point_tbl p WHERE p.f1 ~= '(-5, -12)';
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM point_tbl ORDER BY f1 <-> '0,1';
  SELECT * FROM point_tbl ORDER BY f1 <-> '0,1';
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM point_tbl WHERE f1 IS NULL;
  SELECT * FROM point_tbl WHERE f1 IS NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM point_tbl WHERE f1 IS NOT NULL ORDER BY f1 <-> '0,1';
  SELECT * FROM point_tbl WHERE f1 IS NOT NULL ORDER BY f1 <-> '0,1';
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM point_tbl WHERE f1 <@ '(-10,-10),(10,10)':: box ORDER BY f1 <-> '0,1';
  SELECT * FROM point_tbl WHERE f1 <@ '(-10,-10),(10,10)':: box ORDER BY f1 <-> '0,1';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p IS NULL;
  SELECT count(*) FROM quad_point_tbl WHERE p IS NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p IS NOT NULL;
  SELECT count(*) FROM quad_point_tbl WHERE p IS NOT NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl;
  SELECT count(*) FROM quad_point_tbl;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  SELECT count(*) FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  SELECT count(*) FROM quad_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p << '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p << '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p >> '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p >> '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p <^ '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p <^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p >^ '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p >^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p ~= '(4585, 365)';
  SELECT count(*) FROM quad_point_tbl WHERE p ~= '(4585, 365)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  SELECT count(*) FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  SELECT count(*) FROM kd_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p << '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p << '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p >> '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p >> '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p <^ '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p <^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p >^ '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p >^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p ~= '(4585, 365)';
  SELECT count(*) FROM kd_point_tbl WHERE p ~= '(4585, 365)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdef';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdef';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcde';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcde';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdefF';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdefF';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t <    'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t <    'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~<~  'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~<~  'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t <=   'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t <=   'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~<=~ 'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~<=~ 'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t >=   'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t >=   'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~>=~ 'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~>=~ 'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t >    'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t >    'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~>~  'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~>~  'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM gpolygon_tbl ORDER BY f1 <-> '(0,0)'::point LIMIT 10;
  SELECT * FROM gpolygon_tbl ORDER BY f1 <-> '(0,0)'::point LIMIT 10;
  
  EXPLAIN (COSTS OFF)
  SELECT circle_center(f1), round(radius(f1)) as radius FROM gcircle_tbl ORDER BY f1 <-> '(200,300)'::point LIMIT 10;
  SELECT circle_center(f1), round(radius(f1)) as radius FROM gcircle_tbl ORDER BY f1 <-> '(200,300)'::point LIMIT 10;
  
  -- Now check the results from bitmap indexscan
  SET enable_seqscan = OFF;
  SET enable_indexscan = OFF;
  SET enable_bitmapscan = ON;
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM point_tbl WHERE f1 <@ '(-10,-10),(10,10)':: box ORDER BY f1 <-> '0,1';
  SELECT * FROM point_tbl WHERE f1 <@ '(-10,-10),(10,10)':: box ORDER BY f1 <-> '0,1';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p IS NULL;
  SELECT count(*) FROM quad_point_tbl WHERE p IS NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p IS NOT NULL;
  SELECT count(*) FROM quad_point_tbl WHERE p IS NOT NULL;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl;
  SELECT count(*) FROM quad_point_tbl;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  SELECT count(*) FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  SELECT count(*) FROM quad_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p << '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p << '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p >> '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p >> '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p <^ '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p <^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p >^ '(5000, 4000)';
  SELECT count(*) FROM quad_point_tbl WHERE p >^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM quad_point_tbl WHERE p ~= '(4585, 365)';
  SELECT count(*) FROM quad_point_tbl WHERE p ~= '(4585, 365)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  SELECT count(*) FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  SELECT count(*) FROM kd_point_tbl WHERE box '(200,200,1000,1000)' @> p;
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p << '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p << '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p >> '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p >> '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p <^ '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p <^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p >^ '(5000, 4000)';
  SELECT count(*) FROM kd_point_tbl WHERE p >^ '(5000, 4000)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM kd_point_tbl WHERE p ~= '(4585, 365)';
  SELECT count(*) FROM kd_point_tbl WHERE p ~= '(4585, 365)';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdef';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdef';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcde';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcde';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdefF';
  SELECT count(*) FROM radix_text_tbl WHERE t = 'P0123456789abcdefF';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t <    'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t <    'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~<~  'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~<~  'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t <=   'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t <=   'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~<=~ 'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~<=~ 'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Aztec                         Ct  ';
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Aztec                         Ct  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t =    'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t >=   'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t >=   'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~>=~ 'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~>=~ 'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t >    'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t >    'Worth                         St  ';
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM radix_text_tbl WHERE t ~>~  'Worth                         St  ';
  SELECT count(*) FROM radix_text_tbl WHERE t ~>~  'Worth                         St  ';
  
  RESET enable_seqscan;
  RESET enable_indexscan;
  RESET enable_bitmapscan;
  
  --
  -- GIN over int[] and text[]
  --
  -- Note: GIN currently supports only bitmap scans, not plain indexscans
  --
  
  SET enable_seqscan = OFF;
  SET enable_indexscan = OFF;
  SET enable_bitmapscan = ON;
  
  CREATE INDEX intarrayidx ON array_index_op_test USING gin (i);
  
  explain (costs off)
  SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno;
  
  SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i @> '{17}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{17}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i @> '{32,17}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{32,17}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i <@ '{38,34,32,89}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i = '{47,77}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i = '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i @> '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i <@ '{}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i = '{NULL}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i @> '{NULL}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i && '{NULL}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i <@ '{NULL}' ORDER BY seqno;
  
  CREATE INDEX textarrayidx ON array_index_op_test USING gin (t);
  
  explain (costs off)
  SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAA72908}' ORDER BY seqno;
  
  SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAA72908}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAA72908}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAAAA646}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAAAA646}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAAA72908,AAAAAAAAAA646}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t && '{AAAAAAAA72908,AAAAAAAAAA646}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t <@ '{AAAAAAAA72908,AAAAAAAAAAAAAAAAAAA17075,AA88409,AAAAAAAAAAAAAAAAAA36842,AAAAAAA48038,AAAAAAAAAAAAAA10611}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t = '{AAAAAAAAAA646,A87088}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t = '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t @> '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t && '{}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t <@ '{}' ORDER BY seqno;
  
  -- And try it with a multicolumn GIN index
  
  DROP INDEX intarrayidx, textarrayidx;
  
  CREATE INDEX botharrayidx ON array_index_op_test USING gin (i, t);
  
  SELECT * FROM array_index_op_test WHERE i @> '{32}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{32}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t @> '{AAAAAAA80240}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t && '{AAAAAAA80240}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i @> '{32}' AND t && '{AAAAAAA80240}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE i && '{32}' AND t @> '{AAAAAAA80240}' ORDER BY seqno;
  SELECT * FROM array_index_op_test WHERE t = '{}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i = '{NULL}' ORDER BY seqno;
  SELECT * FROM array_op_test WHERE i <@ '{NULL}' ORDER BY seqno;
  
  RESET enable_seqscan;
  RESET enable_indexscan;
  RESET enable_bitmapscan;
  
  --
  -- Try a GIN index with a lot of items with same key. (GIN creates a posting
  -- tree when there are enough duplicates)
  --
  CREATE TABLE array_gin_test (a int[]);
  
  INSERT INTO array_gin_test SELECT ARRAY[1, g%5, g] FROM generate_series(1, 10000) g;
  
  CREATE INDEX array_gin_test_idx ON array_gin_test USING gin (a);
  
  SELECT COUNT(*) FROM array_gin_test WHERE a @> '{2}';
  
  DROP TABLE array_gin_test;
  
  --
  -- Test GIN index's reloptions
  --
  CREATE INDEX gin_relopts_test ON array_index_op_test USING gin (i)
    WITH (FASTUPDATE=on, GIN_PENDING_LIST_LIMIT=128);
  \d+ gin_relopts_test
  
  --
  -- HASH
  --
  CREATE INDEX hash_i4_index ON hash_i4_heap USING hash (random int4_ops);
  
  CREATE INDEX hash_name_index ON hash_name_heap USING hash (random name_ops);
  
  CREATE INDEX hash_txt_index ON hash_txt_heap USING hash (random text_ops);
  
  CREATE INDEX hash_f8_index ON hash_f8_heap USING hash (random float8_ops);
  
  CREATE UNLOGGED TABLE unlogged_hash_table (id int4);
  CREATE INDEX unlogged_hash_index ON unlogged_hash_table USING hash (id int4_ops);
  DROP TABLE unlogged_hash_table;
  
  -- CREATE INDEX hash_ovfl_index ON hash_ovfl_heap USING hash (x int4_ops);
  
  -- Test hash index build tuplesorting.  Force hash tuplesort using low
  -- maintenance_work_mem setting and fillfactor:
  SET maintenance_work_mem = '1MB';
  CREATE INDEX hash_tuplesort_idx ON tenk1 USING hash (stringu1 name_ops) WITH (fillfactor = 10);
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
  SELECT count(*) FROM tenk1 WHERE stringu1 = 'TVAAAA';
  DROP INDEX hash_tuplesort_idx;
  RESET maintenance_work_mem;
  
  
  --
  -- Test functional index
  --
  CREATE TABLE func_index_heap (f1 text, f2 text) DISTRIBUTE BY REPLICATION;
  CREATE UNIQUE INDEX func_index_index on func_index_heap (textcat(f1,f2));
  
  INSERT INTO func_index_heap VALUES('ABC','DEF');
  INSERT INTO func_index_heap VALUES('AB','CDEFG');
  INSERT INTO func_index_heap VALUES('QWE','RTY');
  -- this should fail because of unique index:
  INSERT INTO func_index_heap VALUES('ABCD', 'EF');
  -- but this shouldn't:
  INSERT INTO func_index_heap VALUES('QWERTY');
  
  
  --
  -- Same test, expressional index
  --
  DROP TABLE func_index_heap;
  CREATE TABLE func_index_heap (f1 text, f2 text) DISTRIBUTE BY REPLICATION;
  CREATE UNIQUE INDEX func_index_index on func_index_heap ((f1 || f2) text_ops);
  
  INSERT INTO func_index_heap VALUES('ABC','DEF');
  INSERT INTO func_index_heap VALUES('AB','CDEFG');
  INSERT INTO func_index_heap VALUES('QWE','RTY');
  -- this should fail because of unique index:
  INSERT INTO func_index_heap VALUES('ABCD', 'EF');
  -- but this shouldn't:
  INSERT INTO func_index_heap VALUES('QWERTY');
  
  --
  -- Also try building functional, expressional, and partial indexes on
  -- tables that already contain data.
  --
  create unique index hash_f8_index_1 on hash_f8_heap(abs(random));
  create unique index hash_f8_index_2 on hash_f8_heap((seqno + 1), random);
  create unique index hash_f8_index_3 on hash_f8_heap(random) where seqno > 1000;
  
  --
  -- Try some concurrent index builds
  --
  -- Unfortunately this only tests about half the code paths because there are
  -- no concurrent updates happening to the table at the same time.
  
  CREATE TABLE concur_heap (f1 text, f2 text);
  -- empty table
  CREATE INDEX CONCURRENTLY concur_index1 ON concur_heap(f2,f1);
  CREATE INDEX CONCURRENTLY IF NOT EXISTS concur_index1 ON concur_heap(f2,f1);
  INSERT INTO concur_heap VALUES  ('a','b');
  INSERT INTO concur_heap VALUES  ('b','b');
  -- unique index
  CREATE UNIQUE INDEX CONCURRENTLY concur_index2 ON concur_heap(f1);
  CREATE UNIQUE INDEX CONCURRENTLY IF NOT EXISTS concur_index2 ON concur_heap(f1);
  -- check if constraint is set up properly to be enforced
  INSERT INTO concur_heap VALUES ('b','x');
  -- check if constraint is enforced properly at build time
  CREATE UNIQUE INDEX CONCURRENTLY concur_index3 ON concur_heap(f2);
  -- test that expression indexes and partial indexes work concurrently
  CREATE INDEX CONCURRENTLY concur_index4 on concur_heap(f2) WHERE f1='a';
  CREATE INDEX CONCURRENTLY concur_index5 on concur_heap(f2) WHERE f1='x';
  -- here we also check that you can default the index name
  CREATE INDEX CONCURRENTLY on concur_heap((f2||f1));
  
  -- You can't do a concurrent index build in a transaction
  BEGIN;
  CREATE INDEX CONCURRENTLY concur_index7 ON concur_heap(f1);
  COMMIT;
  
  -- But you can do a regular index build in a transaction
  BEGIN;
  CREATE INDEX std_index on concur_heap(f2);
  COMMIT;
  
  -- Failed builds are left invalid by VACUUM FULL, fixed by REINDEX
  VACUUM FULL concur_heap;
  REINDEX TABLE concur_heap;
  DELETE FROM concur_heap WHERE f1 = 'b';
  VACUUM FULL concur_heap;
  \d concur_heap
  REINDEX TABLE concur_heap;
  \d concur_heap
  
  --
  -- Try some concurrent index drops
  --
  DROP INDEX CONCURRENTLY "concur_index2";				-- works
  DROP INDEX CONCURRENTLY IF EXISTS "concur_index2";		-- notice
  
  -- failures
  DROP INDEX CONCURRENTLY "concur_index2", "concur_index3";
  BEGIN;
  DROP INDEX CONCURRENTLY "concur_index5";
  ROLLBACK;
  
  -- successes
  DROP INDEX CONCURRENTLY IF EXISTS "concur_index3";
  DROP INDEX CONCURRENTLY "concur_index4";
  DROP INDEX CONCURRENTLY "concur_index5";
  DROP INDEX CONCURRENTLY "concur_index1";
  DROP INDEX CONCURRENTLY "concur_heap_expr_idx";
  
  \d concur_heap
  
  DROP TABLE concur_heap;
  
  --
  -- Test ADD CONSTRAINT USING INDEX
  --
  
  CREATE TABLE cwi_test( a int , b varchar(10), c char);
  
  -- add some data so that all tests have something to work with.
  
  INSERT INTO cwi_test VALUES(1, 2), (3, 4), (5, 6);
  
  CREATE UNIQUE INDEX cwi_uniq_idx ON cwi_test(a , b);
  ALTER TABLE cwi_test ADD primary key USING INDEX cwi_uniq_idx;
  
  \d cwi_test
  \d cwi_uniq_idx
  
  CREATE UNIQUE INDEX cwi_uniq2_idx ON cwi_test(b , a);
  ALTER TABLE cwi_test DROP CONSTRAINT cwi_uniq_idx,
  	ADD CONSTRAINT cwi_replaced_pkey PRIMARY KEY
  		USING INDEX cwi_uniq2_idx;
  
  \d cwi_test
  \d cwi_replaced_pkey
  
  DROP INDEX cwi_replaced_pkey;	-- Should fail; a constraint depends on it
  
  DROP TABLE cwi_test;
  
  --
  -- Check handling of indexes on system columns
  --
  CREATE TABLE oid_table (a INT) WITH OIDS;
  
  -- An index on the OID column should be allowed
  CREATE INDEX ON oid_table (oid);
  
  -- Other system columns cannot be indexed
  CREATE INDEX ON oid_table (ctid);
  
  -- nor used in expressions
  CREATE INDEX ON oid_table ((ctid >= '(1000,0)'));
  
  -- nor used in predicates
  CREATE INDEX ON oid_table (a) WHERE ctid >= '(1000,0)';
  
  DROP TABLE oid_table;
  
  --
  -- Tests for IS NULL/IS NOT NULL with b-tree indexes
  --
  
  SELECT unique1, unique2 INTO onek_with_null FROM onek;
  INSERT INTO onek_with_null (unique1,unique2) VALUES (NULL, -1), (NULL, NULL);
  CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2,unique1);
  
  SET enable_seqscan = OFF;
  SET enable_indexscan = ON;
  SET enable_bitmapscan = ON;
  
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL AND unique1 > 500;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique1 > 500;
  
  DROP INDEX onek_nulltest;
  
  CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2 desc,unique1);
  
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL AND unique1 > 500;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique1 > 500;
  
  DROP INDEX onek_nulltest;
  
  CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2 desc nulls last,unique1);
  
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL AND unique1 > 500;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique1 > 500;
  
  DROP INDEX onek_nulltest;
  
  CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2  nulls first,unique1);
  
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique2 IS NOT NULL;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NOT NULL AND unique1 > 500;
  SELECT count(*) FROM onek_with_null WHERE unique1 IS NULL AND unique1 > 500;
  
  DROP INDEX onek_nulltest;
  
  -- Check initial-positioning logic too
  
  CREATE UNIQUE INDEX onek_nulltest ON onek_with_null (unique2);
  
  SET enable_seqscan = OFF;
  SET enable_indexscan = ON;
  SET enable_bitmapscan = OFF;
  
  SELECT unique1, unique2 FROM onek_with_null
    ORDER BY unique2 LIMIT 2;
  SELECT unique1, unique2 FROM onek_with_null WHERE unique2 >= -1
    ORDER BY unique2 LIMIT 2;
  SELECT unique1, unique2 FROM onek_with_null WHERE unique2 >= 0
    ORDER BY unique2 LIMIT 2;
  
  SELECT unique1, unique2 FROM onek_with_null
    ORDER BY unique2 DESC LIMIT 2;
  SELECT unique1, unique2 FROM onek_with_null WHERE unique2 >= -1
    ORDER BY unique2 DESC LIMIT 2;
  SELECT unique1, unique2 FROM onek_with_null WHERE unique2 < 999
    ORDER BY unique2 DESC LIMIT 2;
  
  RESET enable_seqscan;
  RESET enable_indexscan;
  RESET enable_bitmapscan;
  
  DROP TABLE onek_with_null;
  
  --
  -- Check bitmap index path planning
  --
  
  EXPLAIN (COSTS OFF)
  SELECT * FROM tenk1
    WHERE thousand = 42 AND (tenthous = 1 OR tenthous = 3 OR tenthous = 42);
  SELECT * FROM tenk1
    WHERE thousand = 42 AND (tenthous = 1 OR tenthous = 3 OR tenthous = 42);
  
  EXPLAIN (COSTS OFF)
  SELECT count(*) FROM tenk1
    WHERE hundred = 42 AND (thousand = 42 OR thousand = 99);
  SELECT count(*) FROM tenk1
    WHERE hundred = 42 AND (thousand = 42 OR thousand = 99);
  
  --
  -- Check behavior with duplicate index column contents
  --
  
  CREATE TABLE dupindexcols AS
    SELECT unique1 as id, stringu2::text as f1 FROM tenk1;
  CREATE INDEX dupindexcols_i ON dupindexcols (f1, id, f1 text_pattern_ops);
  ANALYZE dupindexcols;
  
  EXPLAIN (COSTS OFF)
    SELECT count(*) FROM dupindexcols
      WHERE f1 BETWEEN 'WA' AND 'ZZZ' and id < 1000 and f1 ~<~ 'YX';
  SELECT count(*) FROM dupindexcols
    WHERE f1 BETWEEN 'WA' AND 'ZZZ' and id < 1000 and f1 ~<~ 'YX';
  
  --
  -- Check ordering of =ANY indexqual results (bug in 9.2.0)
  --
  
  vacuum tenk1;		-- ensure we get consistent plans here
  
  explain (costs off)
  SELECT unique1 FROM tenk1
  WHERE unique1 IN (1,42,7)
  ORDER BY unique1;
  
  SELECT unique1 FROM tenk1
  WHERE unique1 IN (1,42,7)
  ORDER BY unique1;
  
  explain (costs off)
  SELECT thousand, tenthous FROM tenk1
  WHERE thousand < 2 AND tenthous IN (1001,3000)
  ORDER BY thousand;
  
  SELECT thousand, tenthous FROM tenk1
  WHERE thousand < 2 AND tenthous IN (1001,3000)
  ORDER BY thousand;
  
  SET enable_indexonlyscan = OFF;
  
  explain (costs off)
  SELECT thousand, tenthous FROM tenk1
  WHERE thousand < 2 AND tenthous IN (1001,3000)
  ORDER BY thousand;
  
  SELECT thousand, tenthous FROM tenk1
  WHERE thousand < 2 AND tenthous IN (1001,3000)
  ORDER BY thousand;
  
  RESET enable_indexonlyscan;
  
  --
  -- Check elimination of constant-NULL subexpressions
  --
  
  explain (costs off)
    select * from tenk1 where (thousand, tenthous) in ((1,1001), (null,null));
  
  --
  -- Check matching of boolean index columns to WHERE conditions and sort keys
  --
  
  create temp table boolindex (b bool, i int, unique(b, i), junk float);
  
  explain (costs off)
    select * from boolindex order by b, i limit 10;
  explain (costs off)
    select * from boolindex where b order by i limit 10;
  explain (costs off)
    select * from boolindex where b = true order by i desc limit 10;
  explain (costs off)
    select * from boolindex where not b order by i limit 10;
  
  --
  -- REINDEX (VERBOSE)
  --
  CREATE TABLE reindex_verbose(id integer primary key);
  \set VERBOSITY terse
  REINDEX (VERBOSE) TABLE reindex_verbose;
  DROP TABLE reindex_verbose;
  
  --
  -- REINDEX SCHEMA
  --
  REINDEX SCHEMA schema_to_reindex; -- failure, schema does not exist
  CREATE SCHEMA schema_to_reindex;
  SET search_path = 'schema_to_reindex';
  CREATE TABLE table1(col1 SERIAL PRIMARY KEY);
  INSERT INTO table1 SELECT generate_series(1,400);
  CREATE TABLE table2(col1 SERIAL PRIMARY KEY, col2 TEXT NOT NULL);
  INSERT INTO table2 SELECT generate_series(1,400), 'abc';
  CREATE INDEX ON table2(col2);
  CREATE MATERIALIZED VIEW matview AS SELECT col1 FROM table2;
  CREATE INDEX ON matview(col1);
  CREATE VIEW view AS SELECT col2 FROM table2;
  CREATE TABLE reindex_before AS
  SELECT oid, relname, relfilenode, relkind, reltoastrelid
  	FROM pg_class
  	where relnamespace = (SELECT oid FROM pg_namespace WHERE nspname = 'schema_to_reindex');
  INSERT INTO reindex_before
  SELECT oid, 'pg_toast_TABLE', relfilenode, relkind, reltoastrelid
  FROM pg_class WHERE oid IN
  	(SELECT reltoastrelid FROM reindex_before WHERE reltoastrelid > 0);
  INSERT INTO reindex_before
  SELECT oid, 'pg_toast_TABLE_index', relfilenode, relkind, reltoastrelid
  FROM pg_class where oid in
  	(select indexrelid from pg_index where indrelid in
  		(select reltoastrelid from reindex_before where reltoastrelid > 0));
  REINDEX SCHEMA schema_to_reindex;
  CREATE TABLE reindex_after AS SELECT oid, relname, relfilenode, relkind
  	FROM pg_class
  	where relnamespace = (SELECT oid FROM pg_namespace WHERE nspname = 'schema_to_reindex');
  SELECT  b.relname,
          b.relkind,
          CASE WHEN a.relfilenode = b.relfilenode THEN 'relfilenode is unchanged'
          ELSE 'relfilenode has changed' END
    FROM reindex_before b JOIN pg_class a ON b.oid = a.oid
    ORDER BY 1;
  REINDEX SCHEMA schema_to_reindex;
  BEGIN;
  REINDEX SCHEMA schema_to_reindex; -- failure, cannot run in a transaction
  END;
  
  -- Failure for unauthorized user
  CREATE ROLE regress_reindexuser NOLOGIN;
  SET SESSION ROLE regress_reindexuser;
  REINDEX SCHEMA schema_to_reindex;
  
  -- Clean up
  RESET ROLE;
  DROP ROLE regress_reindexuser;
  \set VERBOSITY terse \\ -- suppress cascade details
  DROP SCHEMA schema_to_reindex CASCADE;
  