diff options
Diffstat (limited to 'mysql-test/suite/period/t/overlaps.test')
| -rw-r--r-- | mysql-test/suite/period/t/overlaps.test | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/mysql-test/suite/period/t/overlaps.test b/mysql-test/suite/period/t/overlaps.test index 6cd78769d4a..4611aa15ddd 100644 --- a/mysql-test/suite/period/t/overlaps.test +++ b/mysql-test/suite/period/t/overlaps.test @@ -344,3 +344,113 @@ create or replace table t (id int, s date, e date, period for p(s,e), update t set id = 1; drop table t, t1; + +--echo # +--echo # MDEV-30415 PERIOD false positive overlap wtih utf8mb4_unicode_nopad_ci +--echo # + +# The originally reported script with a TEXT column (slightly modified) +CREATE TABLE t1 ( + datetime_column_name_1 DATETIME(6) NOT NULL, + datetime_column_name_2 DATETIME(6) NOT NULL, + text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL, + PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2), + UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS) +) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci; +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '); +TRUNCATE TABLE t1; +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'); +DROP TABLE t1; + + +# The script reported by Alice with a TEXT column +CREATE TABLE `t1` ( + datetime_column_name_1 DATETIME(6) NOT NULL, + datetime_column_name_2 DATETIME(6) NOT NULL, + text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL, + PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2), + UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS) +) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci; +INSERT INTO t1 VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def'); +TRUNCATE TABLE t1; +INSERT INTO t1 VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def'), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '); +--sorted_result +SELECT *, LENGTH(text_column_name) FROM t1; +DROP TABLE t1; + + +# A TEXT column with a short prefix +CREATE TABLE t1 ( + datetime_column_name_1 DATETIME(6) NOT NULL, + datetime_column_name_2 DATETIME(6) NOT NULL, + text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL, + PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2), + UNIQUE KEY index_name (text_column_name(3),period_name WITHOUT OVERLAPS) +) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '); +TRUNCATE TABLE t1; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'); +DROP TABLE t1; + + +# A CHAR with a long prefix +CREATE TABLE t1 ( + datetime_column_name_1 DATETIME(6) NOT NULL, + datetime_column_name_2 DATETIME(6) NOT NULL, + char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL, + PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2), + UNIQUE KEY index_name (char_column_name(191),period_name WITHOUT OVERLAPS) +) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '); +TRUNCATE TABLE t1; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'); +DROP TABLE t1; + + +# A CHAR column with a short prefix +CREATE TABLE t1 ( + datetime_column_name_1 DATETIME(6) NOT NULL, + datetime_column_name_2 DATETIME(6) NOT NULL, + char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL, + PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2), + UNIQUE KEY index_name (char_column_name(3),period_name WITHOUT OVERLAPS) +) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '); +TRUNCATE TABLE t1; +--error ER_DUP_ENTRY +INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name) +VALUES + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '), + ('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'); +DROP TABLE t1; |