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|
--
-- SP-GiST index tests
--
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);
-- get non-indexed results for comparison purposes
SET enable_seqscan = ON;
SET enable_indexscan = OFF;
SET enable_bitmapscan = OFF;
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)';
CREATE TEMP TABLE quad_point_tbl_ord_seq1 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl;
CREATE TEMP TABLE quad_point_tbl_ord_seq2 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
CREATE TEMP TABLE quad_point_tbl_ord_seq3 AS
SELECT row_number() OVER (ORDER BY p <-> '333,400') n, p <-> '333,400' dist, p
FROM quad_point_tbl WHERE p IS NOT NULL;
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 count(*) FROM radix_text_tbl WHERE t ^@ 'Worth';
-- Now check the results from plain indexscan
SET enable_seqscan = OFF;
SET enable_indexscan = ON;
SET enable_bitmapscan = OFF;
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 row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl;
CREATE TEMP TABLE quad_point_tbl_ord_idx1 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl;
SELECT * FROM quad_point_tbl_ord_seq1 seq FULL JOIN quad_point_tbl_ord_idx1 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
EXPLAIN (COSTS OFF)
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
CREATE TEMP TABLE quad_point_tbl_ord_idx2 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM quad_point_tbl WHERE p <@ box '(200,200,1000,1000)';
SELECT * FROM quad_point_tbl_ord_seq2 seq FULL JOIN quad_point_tbl_ord_idx2 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
EXPLAIN (COSTS OFF)
SELECT row_number() OVER (ORDER BY p <-> '333,400') n, p <-> '333,400' dist, p
FROM quad_point_tbl WHERE p IS NOT NULL;
CREATE TEMP TABLE quad_point_tbl_ord_idx3 AS
SELECT row_number() OVER (ORDER BY p <-> '333,400') n, p <-> '333,400' dist, p
FROM quad_point_tbl WHERE p IS NOT NULL;
SELECT * FROM quad_point_tbl_ord_seq3 seq FULL JOIN quad_point_tbl_ord_idx3 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
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 row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM kd_point_tbl;
CREATE TEMP TABLE kd_point_tbl_ord_idx1 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM kd_point_tbl;
SELECT * FROM quad_point_tbl_ord_seq1 seq FULL JOIN kd_point_tbl_ord_idx1 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
EXPLAIN (COSTS OFF)
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
CREATE TEMP TABLE kd_point_tbl_ord_idx2 AS
SELECT row_number() OVER (ORDER BY p <-> '0,0') n, p <-> '0,0' dist, p
FROM kd_point_tbl WHERE p <@ box '(200,200,1000,1000)';
SELECT * FROM quad_point_tbl_ord_seq2 seq FULL JOIN kd_point_tbl_ord_idx2 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
EXPLAIN (COSTS OFF)
SELECT row_number() OVER (ORDER BY p <-> '333,400') n, p <-> '333,400' dist, p
FROM kd_point_tbl WHERE p IS NOT NULL;
CREATE TEMP TABLE kd_point_tbl_ord_idx3 AS
SELECT row_number() OVER (ORDER BY p <-> '333,400') n, p <-> '333,400' dist, p
FROM kd_point_tbl WHERE p IS NOT NULL;
SELECT * FROM quad_point_tbl_ord_seq3 seq FULL JOIN kd_point_tbl_ord_idx3 idx
ON seq.n = idx.n
WHERE seq.dist IS DISTINCT FROM idx.dist;
-- test KNN scan with included columns
-- the distance numbers are not exactly the same across platforms
SET extra_float_digits = 0;
CREATE INDEX ON quad_point_tbl_ord_seq1 USING spgist(p) INCLUDE(dist);
EXPLAIN (COSTS OFF)
SELECT p, dist FROM quad_point_tbl_ord_seq1 ORDER BY p <-> '0,0' LIMIT 10;
SELECT p, dist FROM quad_point_tbl_ord_seq1 ORDER BY p <-> '0,0' LIMIT 10;
RESET extra_float_digits;
-- check ORDER BY distance to NULL
SELECT (SELECT p FROM kd_point_tbl ORDER BY p <-> pt, p <-> '0,0' LIMIT 1)
FROM (VALUES (point '1,2'), (NULL), ('1234,5678')) pts(pt);
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 count(*) FROM radix_text_tbl WHERE t ^@ 'Worth';
SELECT count(*) FROM radix_text_tbl WHERE t ^@ 'Worth';
EXPLAIN (COSTS OFF)
SELECT count(*) FROM radix_text_tbl WHERE starts_with(t, 'Worth');
SELECT count(*) FROM radix_text_tbl WHERE starts_with(t, 'Worth');
-- Now check the results from bitmap indexscan
SET enable_seqscan = OFF;
SET enable_indexscan = OFF;
SET enable_bitmapscan = ON;
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 count(*) FROM radix_text_tbl WHERE t ^@ 'Worth';
SELECT count(*) FROM radix_text_tbl WHERE t ^@ 'Worth';
EXPLAIN (COSTS OFF)
SELECT count(*) FROM radix_text_tbl WHERE starts_with(t, 'Worth');
SELECT count(*) FROM radix_text_tbl WHERE starts_with(t, 'Worth');
RESET enable_seqscan;
RESET enable_indexscan;
RESET enable_bitmapscan;
|
