select_implicit.sql
上传用户:blenddy
上传日期:2007-01-07
资源大小:6495k
文件大小:5k
- --
- -- select_implicit.sql
- --
- -- Test cases for queries with ordering terms missing from the target list.
- -- This used to be called "junkfilter.sql".
- -- The parser uses the term "resjunk" to handle these cases.
- -- - thomas 1998-07-09
- -- load test data
- CREATE TABLE test_missing_target (a int, b int, c char(8), d char);
- INSERT INTO test_missing_target VALUES (0, 1, 'XXXX', 'A');
- INSERT INTO test_missing_target VALUES (1, 2, 'AAAA', 'b');
- INSERT INTO test_missing_target VALUES (2, 2, 'AAAA', 'c');
- INSERT INTO test_missing_target VALUES (3, 3, 'BBBB', 'D');
- INSERT INTO test_missing_target VALUES (4, 3, 'BBBB', 'e');
- INSERT INTO test_missing_target VALUES (5, 3, 'bbbb', 'F');
- INSERT INTO test_missing_target VALUES (6, 4, 'cccc', 'g');
- INSERT INTO test_missing_target VALUES (7, 4, 'cccc', 'h');
- INSERT INTO test_missing_target VALUES (8, 4, 'CCCC', 'I');
- INSERT INTO test_missing_target VALUES (9, 4, 'CCCC', 'j');
- -- w/ existing GROUP BY target
- SELECT c, count(*) FROM test_missing_target GROUP BY test_missing_target.c;
- -- w/o existing GROUP BY target using a relation name in GROUP BY clause
- SELECT count(*) FROM test_missing_target GROUP BY test_missing_target.c;
- -- w/o existing GROUP BY target and w/o existing a different ORDER BY target
- -- failure expected
- SELECT count(*) FROM test_missing_target GROUP BY a ORDER BY b;
- -- w/o existing GROUP BY target and w/o existing same ORDER BY target
- SELECT count(*) FROM test_missing_target GROUP BY b ORDER BY b;
- -- w/ existing GROUP BY target using a relation name in target
- SELECT test_missing_target.b, count(*)
- FROM test_missing_target GROUP BY b ORDER BY b;
- -- w/o existing GROUP BY target
- SELECT c FROM test_missing_target ORDER BY a;
- -- w/o existing ORDER BY target
- SELECT count(*) FROM test_missing_target GROUP BY b ORDER BY b desc;
- -- group using reference number
- SELECT count(*) FROM test_missing_target ORDER BY 1 desc;
- -- order using reference number
- SELECT c, count(*) FROM test_missing_target GROUP BY 1;
- -- group using reference number out of range
- -- failure expected
- SELECT c, count(*) FROM test_missing_target GROUP BY 3;
- -- group w/o existing GROUP BY and ORDER BY target under ambiguous condition
- -- failure expected
- SELECT count(*) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY b ORDER BY b;
- -- order w/ target under ambiguous condition
- -- failure NOT expected
- SELECT a, a FROM test_missing_target
- ORDER BY a;
- -- order expression w/ target under ambiguous condition
- -- failure NOT expected
- SELECT a/2, a/2 FROM test_missing_target
- ORDER BY a/2;
- -- group expression w/ target under ambiguous condition
- -- failure NOT expected
- SELECT a/2, a/2 FROM test_missing_target
- GROUP BY a/2;
- -- group w/ existing GROUP BY target under ambiguous condition
- SELECT x.b, count(*) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b;
- -- group w/o existing GROUP BY target under ambiguous condition
- SELECT count(*) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b;
- -- group w/o existing GROUP BY target under ambiguous condition
- -- into a table
- SELECT count(*) INTO TABLE test_missing_target2
- FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b;
- SELECT * FROM test_missing_target2;
- -- Functions and expressions
- -- w/ existing GROUP BY target
- SELECT a%2, count(a) FROM test_missing_target GROUP BY test_missing_target.a%2;
- -- w/o existing GROUP BY target using a relation name in GROUP BY clause
- SELECT count(c) FROM test_missing_target GROUP BY lower(test_missing_target.c);
- -- w/o existing GROUP BY target and w/o existing a different ORDER BY target
- -- failure expected
- SELECT count(a) FROM test_missing_target GROUP BY a ORDER BY b;
- -- w/o existing GROUP BY target and w/o existing same ORDER BY target
- SELECT count(b) FROM test_missing_target GROUP BY b/2 ORDER BY b/2;
- -- w/ existing GROUP BY target using a relation name in target
- SELECT lower(test_missing_target.c), count(c)
- FROM test_missing_target GROUP BY lower(c) ORDER BY lower(c);
- -- w/o existing GROUP BY target
- SELECT a FROM test_missing_target ORDER BY upper(d);
- -- w/o existing ORDER BY target
- SELECT count(b) FROM test_missing_target
- GROUP BY (b + 1) / 2 ORDER BY (b + 1) / 2 desc;
- -- group w/o existing GROUP BY and ORDER BY target under ambiguous condition
- -- failure expected
- SELECT count(x.a) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY b/2 ORDER BY b/2;
- -- group w/ existing GROUP BY target under ambiguous condition
- SELECT x.b/2, count(x.b) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b/2;
- -- group w/o existing GROUP BY target under ambiguous condition
- -- failure expected due to ambiguous b in count(b)
- SELECT count(b) FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b/2;
- -- group w/o existing GROUP BY target under ambiguous condition
- -- into a table
- SELECT count(x.b) INTO TABLE test_missing_target3
- FROM test_missing_target x, test_missing_target y
- WHERE x.a = y.a
- GROUP BY x.b/2;
- SELECT * FROM test_missing_target3;
- -- Cleanup
- DROP TABLE test_missing_target;
- DROP TABLE test_missing_target2;
- DROP TABLE test_missing_target3;