diff options
Diffstat (limited to 'mysql-test/t/range.test')
| -rw-r--r-- | mysql-test/t/range.test | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/mysql-test/t/range.test b/mysql-test/t/range.test index e1411e7fd46..3a845471cd0 100644 --- a/mysql-test/t/range.test +++ b/mysql-test/t/range.test @@ -1046,3 +1046,218 @@ explain select * from t2 where a=1000 and b<11; drop table t1, t2; +# +# Bug#42846: wrong result returned for range scan when using covering index +# +CREATE TABLE t1( a INT, b INT, KEY( a, b ) ); + +CREATE TABLE t2( a INT, b INT, KEY( a, b ) ); + +CREATE TABLE t3( a INT, b INT, KEY( a, b ) ); + +INSERT INTO t1( a, b ) +VALUES (0, 1), (1, 2), (1, 4), (2, 3), (5, 0), (9, 7); + +INSERT INTO t2( a, b ) +VALUES ( 1, 1), ( 2, 1), ( 3, 1), ( 4, 1), ( 5, 1), + ( 6, 1), ( 7, 1), ( 8, 1), ( 9, 1), (10, 1), + (11, 1), (12, 1), (13, 1), (14, 1), (15, 1), + (16, 1), (17, 1), (18, 1), (19, 1), (20, 1); + +INSERT INTO t2 SELECT a, 2 FROM t2 WHERE b = 1; +INSERT INTO t2 SELECT a, 3 FROM t2 WHERE b = 1; + +# To make range scan compelling to the optimizer +INSERT INTO t2 SELECT -1, -1 FROM t2; +INSERT INTO t2 SELECT -1, -1 FROM t2; +INSERT INTO t2 SELECT -1, -1 FROM t2; + +INSERT INTO t3 +VALUES (1, 0), (2, 0), (3, 0), (4, 0), (5, 0), + (6, 0), (7, 0), (8, 0), (9, 0), (10, 0); + +# To make range scan compelling to the optimizer +INSERT INTO t3 SELECT * FROM t3 WHERE a = 10; +INSERT INTO t3 SELECT * FROM t3 WHERE a = 10; + + +# +# Problem#1 Test queries. Will give missing results unless Problem#1 is fixed. +# With one exception, they are independent of Problem#2. +# +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 < a AND b = 3 OR +3 <= a; + +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 < a AND b = 3 OR +3 <= a; + +# Query below: Tests both Problem#1 and Problem#2 (EXPLAIN differs as well) +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 <= a AND b = 3 OR +3 <= a; + +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a < 5 OR +5 <= a AND b = 3 OR +3 <= a; + +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +5 <= a AND b = 3 OR +3 <= a; + +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +5 <= a AND b = 3 OR +3 <= a; + +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +3 <= a; + +EXPLAIN +SELECT * FROM t1 WHERE +3 <= a AND a <= 5 OR +3 <= a; + +# +# Problem#2 Test queries. +# These queries will give missing results if Problem#1 is fixed. +# But Problem#1 also hides this bug. +# +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 1 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; + +EXPLAIN +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 1 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; + +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 2 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; + +EXPLAIN +SELECT * FROM t2 WHERE +5 <= a AND a < 10 AND b = 2 OR +15 <= a AND a < 20 AND b = 3 +OR +1 <= a AND b = 1; + +SELECT * FROM t3 WHERE +5 <= a AND a < 10 AND b = 3 OR +a < 5 OR +a < 10; + +EXPLAIN +SELECT * FROM t3 WHERE +5 <= a AND a < 10 AND b = 3 OR +a < 5 OR +a < 10; + +DROP TABLE t1, t2, t3; + +--echo # +--echo # Bug #47123: Endless 100% CPU loop with STRAIGHT_JOIN +--echo # + +CREATE TABLE t1(a INT, KEY(a)); +INSERT INTO t1 VALUES (1), (NULL); +SELECT * FROM t1 WHERE a <> NULL and (a <> NULL or a <= NULL); +DROP TABLE t1; + +--echo # +--echo # Bug#47925: regression of range optimizer and date comparison in 5.1.39! +--echo # +CREATE TABLE t1 ( a DATE, KEY ( a ) ); +CREATE TABLE t2 ( a DATETIME, KEY ( a ) ); + +--echo # Make optimizer choose range scan +INSERT INTO t1 VALUES ('2009-09-22'), ('2009-09-22'), ('2009-09-22'); +INSERT INTO t1 VALUES ('2009-09-23'), ('2009-09-23'), ('2009-09-23'); + +INSERT INTO t2 VALUES ('2009-09-22 12:00:00'), ('2009-09-22 12:00:00'), + ('2009-09-22 12:00:00'); +INSERT INTO t2 VALUES ('2009-09-23 12:00:00'), ('2009-09-23 12:00:00'), + ('2009-09-23 12:00:00'); + +--echo # DATE vs DATE +--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X +EXPLAIN +SELECT * FROM t1 WHERE a >= '2009/09/23'; +SELECT * FROM t1 WHERE a >= '2009/09/23'; +SELECT * FROM t1 WHERE a >= '20090923'; +SELECT * FROM t1 WHERE a >= 20090923; +SELECT * FROM t1 WHERE a >= '2009-9-23'; +SELECT * FROM t1 WHERE a >= '2009.09.23'; +SELECT * FROM t1 WHERE a >= '2009:09:23'; + +--echo # DATE vs DATETIME +--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X +EXPLAIN +SELECT * FROM t2 WHERE a >= '2009/09/23'; +SELECT * FROM t2 WHERE a >= '2009/09/23'; +SELECT * FROM t2 WHERE a >= '2009/09/23'; +SELECT * FROM t2 WHERE a >= '20090923'; +SELECT * FROM t2 WHERE a >= 20090923; +SELECT * FROM t2 WHERE a >= '2009-9-23'; +SELECT * FROM t2 WHERE a >= '2009.09.23'; +SELECT * FROM t2 WHERE a >= '2009:09:23'; + +--echo # DATETIME vs DATETIME +--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X +EXPLAIN +SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00'; +SELECT * FROM t2 WHERE a >= '2009/09/23 12:00:00'; +SELECT * FROM t2 WHERE a >= '20090923120000'; +SELECT * FROM t2 WHERE a >= 20090923120000; +SELECT * FROM t2 WHERE a >= '2009-9-23 12:00:00'; +SELECT * FROM t2 WHERE a >= '2009.09.23 12:00:00'; +SELECT * FROM t2 WHERE a >= '2009:09:23 12:00:00'; + +--echo # DATETIME vs DATE +--replace_column 1 X 2 X 3 X 7 X 8 X 9 X 10 X +EXPLAIN +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +SELECT * FROM t1 WHERE a >= '2009/09/23 00:00:00'; +SELECT * FROM t1 WHERE a >= '20090923000000'; +SELECT * FROM t1 WHERE a >= 20090923000000; +SELECT * FROM t1 WHERE a >= '2009-9-23 00:00:00'; +SELECT * FROM t1 WHERE a >= '2009.09.23 00:00:00'; +SELECT * FROM t1 WHERE a >= '2009:09:23 00:00:00'; + +--echo # Test of the new get_date_from_str implementation +--echo # Behavior differs slightly between the trunk and mysql-pe. +--echo # The former may give errors for the truncated values, while the latter +--echo # gives warnings. The purpose of this test is not to interfere, and only +--echo # preserve existing behavior. +SELECT str_to_date('2007-10-00', '%Y-%m-%d') >= '' AND + str_to_date('2007-10-00', '%Y-%m-%d') <= '2007/10/20'; + +SELECT str_to_date('2007-20-00', '%Y-%m-%d') >= '2007/10/20' AND + str_to_date('2007-20-00', '%Y-%m-%d') <= ''; + +SELECT str_to_date('2007-10-00', '%Y-%m-%d') BETWEEN '' AND '2007/10/20'; +SELECT str_to_date('2007-20-00', '%Y-%m-%d') BETWEEN '2007/10/20' AND ''; + +SELECT str_to_date('', '%Y-%m-%d'); + +DROP TABLE t1, t2; + +--echo End of 5.1 tests |