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Diffstat (limited to '')
| -rw-r--r-- | src/test/regress/sql/polygon.sql | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/test/regress/sql/polygon.sql b/src/test/regress/sql/polygon.sql new file mode 100644 index 0000000..9f6c5d5 --- /dev/null +++ b/src/test/regress/sql/polygon.sql @@ -0,0 +1,148 @@ +-- +-- POLYGON +-- +-- polygon logic +-- + +CREATE TABLE POLYGON_TBL(f1 polygon); + + +INSERT INTO POLYGON_TBL(f1) VALUES ('(2.0,0.0),(2.0,4.0),(0.0,0.0)'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(3.0,1.0),(3.0,3.0),(1.0,0.0)'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(1,2),(3,4),(5,6),(7,8)'); +INSERT INTO POLYGON_TBL(f1) VALUES ('(7,8),(5,6),(3,4),(1,2)'); -- Reverse +INSERT INTO POLYGON_TBL(f1) VALUES ('(1,2),(7,8),(5,6),(3,-4)'); + +-- degenerate polygons +INSERT INTO POLYGON_TBL(f1) VALUES ('(0.0,0.0)'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(0.0,1.0),(0.0,1.0)'); + +-- bad polygon input strings +INSERT INTO POLYGON_TBL(f1) VALUES ('0.0'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(0.0 0.0'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(0,1,2)'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('(0,1,2,3'); + +INSERT INTO POLYGON_TBL(f1) VALUES ('asdf'); + + +SELECT * FROM POLYGON_TBL; + +-- +-- Test the SP-GiST index +-- + +CREATE TABLE quad_poly_tbl (id int, p polygon); + +INSERT INTO quad_poly_tbl + SELECT (x - 1) * 100 + y, polygon(circle(point(x * 10, y * 10), 1 + (x + y) % 10)) + FROM generate_series(1, 100) x, + generate_series(1, 100) y; + +INSERT INTO quad_poly_tbl + SELECT i, polygon '((200, 300),(210, 310),(230, 290))' + FROM generate_series(10001, 11000) AS i; + +INSERT INTO quad_poly_tbl + VALUES + (11001, NULL), + (11002, NULL), + (11003, NULL); + +CREATE INDEX quad_poly_tbl_idx ON quad_poly_tbl USING spgist(p); + +-- get reference results for ORDER BY distance from seq scan +SET enable_seqscan = ON; +SET enable_indexscan = OFF; +SET enable_bitmapscan = OFF; + +CREATE TEMP TABLE quad_poly_tbl_ord_seq2 AS +SELECT rank() OVER (ORDER BY p <-> point '123,456') n, p <-> point '123,456' dist, id +FROM quad_poly_tbl WHERE p <@ polygon '((300,300),(400,600),(600,500),(700,200))'; + +-- check results from index scan +SET enable_seqscan = OFF; +SET enable_indexscan = OFF; +SET enable_bitmapscan = ON; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p << polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p << polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p &< polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p &< polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p && polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p && polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p &> polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p &> polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p >> polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p >> polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p <<| polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p <<| polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p &<| polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p &<| polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p |&> polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p |&> polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p |>> polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p |>> polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p <@ polygon '((300,300),(400,600),(600,500),(700,200))'; +SELECT count(*) FROM quad_poly_tbl WHERE p <@ polygon '((300,300),(400,600),(600,500),(700,200))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p @> polygon '((340,550),(343,552),(341,553))'; +SELECT count(*) FROM quad_poly_tbl WHERE p @> polygon '((340,550),(343,552),(341,553))'; + +EXPLAIN (COSTS OFF) +SELECT count(*) FROM quad_poly_tbl WHERE p ~= polygon '((200, 300),(210, 310),(230, 290))'; +SELECT count(*) FROM quad_poly_tbl WHERE p ~= polygon '((200, 300),(210, 310),(230, 290))'; + +-- test ORDER BY distance +SET enable_indexscan = ON; +SET enable_bitmapscan = OFF; + +EXPLAIN (COSTS OFF) +SELECT rank() OVER (ORDER BY p <-> point '123,456') n, p <-> point '123,456' dist, id +FROM quad_poly_tbl WHERE p <@ polygon '((300,300),(400,600),(600,500),(700,200))'; + +CREATE TEMP TABLE quad_poly_tbl_ord_idx2 AS +SELECT rank() OVER (ORDER BY p <-> point '123,456') n, p <-> point '123,456' dist, id +FROM quad_poly_tbl WHERE p <@ polygon '((300,300),(400,600),(600,500),(700,200))'; + +SELECT * +FROM quad_poly_tbl_ord_seq2 seq FULL JOIN quad_poly_tbl_ord_idx2 idx + ON seq.n = idx.n AND seq.id = idx.id AND + (seq.dist = idx.dist OR seq.dist IS NULL AND idx.dist IS NULL) +WHERE seq.id IS NULL OR idx.id IS NULL; + +RESET enable_seqscan; +RESET enable_indexscan; +RESET enable_bitmapscan; + +-- test non-error-throwing API for some core types +SELECT pg_input_is_valid('(2.0,0.8,0.1)', 'polygon'); +SELECT * FROM pg_input_error_info('(2.0,0.8,0.1)', 'polygon'); +SELECT pg_input_is_valid('(2.0,xyz)', 'polygon'); +SELECT * FROM pg_input_error_info('(2.0,xyz)', 'polygon'); |