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MDEV-30415 MDEV-30415 PERIOD false positive overlap wtih utf8mb4_unicode_nopad_ci
The problem was earlier fixed by the patch for MDEV-30034. Adding MTR tests only.
This commit is contained in:
Alexander Barkov
parent
62e137d4d7
commit
fb72dfbf7f
2 changed files with 208 additions and 0 deletions
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@ -351,3 +351,101 @@ primary key(id, p without overlaps)
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) engine=heap partition by hash(id);
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update t set id = 1;
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drop table t, t1;
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#
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# MDEV-30415 PERIOD false positive overlap wtih utf8mb4_unicode_nopad_ci
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#
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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TRUNCATE TABLE t1;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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DROP TABLE t1;
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CREATE TABLE `t1` (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def');
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TRUNCATE TABLE t1;
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INSERT INTO t1 VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def ');
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SELECT *, LENGTH(text_column_name) FROM t1;
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datetime_column_name_1 datetime_column_name_2 text_column_name LENGTH(text_column_name)
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2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 3
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2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 4
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2000-01-01 00:00:00.000000 2001-01-01 00:00:00.000000 def 5
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DROP TABLE t1;
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(3),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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TRUNCATE TABLE t1;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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DROP TABLE t1;
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (char_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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TRUNCATE TABLE t1;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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DROP TABLE t1;
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (char_column_name(3),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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TRUNCATE TABLE t1;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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ERROR 23000: Duplicate entry 'abc-2001-01-01 00:00:00.000000-2000-01-01 00:00:00.000000' for key 'index_name'
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DROP TABLE t1;
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@ -344,3 +344,113 @@ create or replace table t (id int, s date, e date, period for p(s,e),
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update t set id = 1;
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drop table t, t1;
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--echo #
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--echo # MDEV-30415 PERIOD false positive overlap wtih utf8mb4_unicode_nopad_ci
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--echo #
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# The originally reported script with a TEXT column (slightly modified)
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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TRUNCATE TABLE t1;
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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DROP TABLE t1;
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# The script reported by Alice with a TEXT column
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CREATE TABLE `t1` (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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INSERT INTO t1 VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def');
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TRUNCATE TABLE t1;
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INSERT INTO t1 VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'def ');
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--sorted_result
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SELECT *, LENGTH(text_column_name) FROM t1;
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DROP TABLE t1;
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# A TEXT column with a short prefix
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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text_column_name TEXT COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (text_column_name(3),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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TRUNCATE TABLE t1;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, text_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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DROP TABLE t1;
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# A CHAR with a long prefix
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (char_column_name(191),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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TRUNCATE TABLE t1;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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DROP TABLE t1;
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# A CHAR column with a short prefix
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CREATE TABLE t1 (
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datetime_column_name_1 DATETIME(6) NOT NULL,
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datetime_column_name_2 DATETIME(6) NOT NULL,
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char_column_name CHAR(255) COLLATE utf8mb4_unicode_nopad_ci NOT NULL,
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PERIOD FOR period_name (datetime_column_name_1, datetime_column_name_2),
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UNIQUE KEY index_name (char_column_name(3),period_name WITHOUT OVERLAPS)
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) DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_nopad_ci;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc'),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc ');
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TRUNCATE TABLE t1;
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--error ER_DUP_ENTRY
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INSERT INTO t1 (datetime_column_name_1, datetime_column_name_2, char_column_name)
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VALUES
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc '),
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('2000-01-01 00:00:00.000000', '2001-01-01 00:00:00.000000', 'abc');
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DROP TABLE t1;
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