mirror of
https://github.com/MariaDB/server.git
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145 lines
5.1 KiB
Text
145 lines
5.1 KiB
Text
#
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# MDEV-26294 Duplicate entries in unique index not detected when
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# changing collation with INPLACE algorithm
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#
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SET NAMES utf8;
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CREATE TABLE t1 (
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id INT PRIMARY KEY,
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msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_swedish_ci UNIQUE
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) ENGINE=INNODB;
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INSERT INTO t1 VALUES (1, 'aaa');
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INSERT INTO t1 VALUES (2, 'ååå');
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ALTER TABLE t1 MODIFY msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_unicode_ci, ALGORITHM=inplace;
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ERROR 23000: Duplicate entry 'NULL' for key 'msg'
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DROP TABLE t1;
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CREATE TABLE t1 (
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id INT PRIMARY KEY,
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msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_bin,
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id_2 INT not null,
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unique index(msg, id_2)
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) ENGINE=INNODB;
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INSERT INTO t1 VALUES (1, 'aaa', 2);
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INSERT INTO t1 VALUES (2, 'AAA', 3);
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ALTER TABLE t1 MODIFY msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_unicode_ci, ALGORITHM=inplace;
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DROP TABLE t1;
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CREATE TABLE t1 (
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id INT PRIMARY KEY,
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msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_bin,
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unique index(msg)
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) ENGINE=INNODB;
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INSERT INTO t1 VALUES (1, 'aaa');
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INSERT INTO t1 VALUES (2, 'bbb');
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INSERT INTO t1 VALUES (3, 'ccc');
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SET DEBUG_SYNC = 'RESET';
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SET DEBUG_SYNC = 'row_log_apply_before SIGNAL before_apply WAIT_FOR go_ahead';
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ALTER TABLE t1 MODIFY msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_unicode_ci, ALGORITHM=NOCOPY;
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connect con1,localhost,root,,;
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connection con1;
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SET DEBUG_SYNC = 'now WAIT_FOR before_apply';
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INSERT INTO t1 VALUES (4, 'AAA');
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UPDATE t1 set msg = "ddd" where id = 2;
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DELETE FROM t1 WHERE id= 3;
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SET DEBUG_SYNC = 'now SIGNAL go_ahead';
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connection default;
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ERROR 23000: Duplicate entry 'NULL' for key 'msg'
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SET DEBUG_SYNC = 'RESET';
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SELECT * FROM t1;
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id msg
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4 AAA
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1 aaa
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2 ddd
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DROP TABLE t1;
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CREATE TABLE t1 (
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id INT PRIMARY KEY,
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f1 INT NOT NULL,
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f2 INT NOT NULL,
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f3 INT NOT NULL,
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msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_bin,
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msg_1 VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_bin,
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unique index(f1, msg, f2, msg_1, f3),
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unique index(f1, msg_1, f2, msg, f3),
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unique index(f1, msg, f3, msg_1, f2),
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unique index(f1, msg_1, f3, msg, f2),
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unique index(f2, msg_1, f1, msg, f3),
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unique index(f2, msg, f3, msg_1, f1),
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unique index(f3, f2, msg, msg_1, f1),
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unique index(f3, msg, msg_1, f1, f2)
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) ENGINE=INNODB;
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INSERT INTO t1 VALUES (1, 1, 1, 1, 'aaa', 'aaa');
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SET DEBUG_DBUG="+d,create_index_fail";
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SET DEBUG_SYNC="innodb_inplace_alter_table_enter SIGNAL con1_go WAIT_FOR alter_signal";
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ALTER TABLE t1 MODIFY msg VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_unicode_ci, MODIFY msg_1 VARCHAR(100) CHARACTER SET utf8 COLLATE utf8_unicode_ci, ALGORITHM=NOCOPY;
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connection con1;
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SET DEBUG_SYNC="now WAIT_FOR con1_go";
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BEGIN;
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SELECT * FROM t1;
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id f1 f2 f3 msg msg_1
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1 1 1 1 aaa aaa
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SET DEBUG_SYNC="now SIGNAL alter_signal";
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connection default;
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ERROR 23000: Duplicate entry '' for key '*UNKNOWN*'
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CHECK TABLE t1;
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Table Op Msg_type Msg_text
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test.t1 check status OK
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connection con1;
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rollback;
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INSERT INTO t1 VALUES(2, 2, 2, 2, 'bbb', 'bbb');
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disconnect con1;
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connection default;
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SET DEBUG_SYNC=reset;
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SHOW CREATE TABLE t1;
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Table Create Table
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t1 CREATE TABLE `t1` (
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`id` int(11) NOT NULL,
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`f1` int(11) NOT NULL,
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`f2` int(11) NOT NULL,
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`f3` int(11) NOT NULL,
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`msg` varchar(100) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL,
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`msg_1` varchar(100) CHARACTER SET utf8mb3 COLLATE utf8mb3_bin DEFAULT NULL,
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PRIMARY KEY (`id`),
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UNIQUE KEY `f1` (`f1`,`msg`,`f2`,`msg_1`,`f3`),
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UNIQUE KEY `f1_2` (`f1`,`msg_1`,`f2`,`msg`,`f3`),
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UNIQUE KEY `f1_3` (`f1`,`msg`,`f3`,`msg_1`,`f2`),
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UNIQUE KEY `f1_4` (`f1`,`msg_1`,`f3`,`msg`,`f2`),
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UNIQUE KEY `f2` (`f2`,`msg_1`,`f1`,`msg`,`f3`),
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UNIQUE KEY `f2_2` (`f2`,`msg`,`f3`,`msg_1`,`f1`),
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UNIQUE KEY `f3` (`f3`,`f2`,`msg`,`msg_1`,`f1`),
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UNIQUE KEY `f3_2` (`f3`,`msg`,`msg_1`,`f1`,`f2`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_uca1400_ai_ci
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INSERT INTO t1 VALUES(3, 3, 3, 3, 'ccc', 'ccc');
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DROP TABLE t1;
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CREATE TABLE t1(id INT PRIMARY KEY, msg VARCHAR(100),
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msg_1 VARCHAR(100) AS (msg) VIRTUAL,
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msg_2 VARCHAR(100) AS (msg) STORED,
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UNIQUE(msg), UNIQUE(msg_1),
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UNIQUE(msg_2))ENGINE=InnoDB;
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ALTER TABLE t1 MODIFY msg_1 VARCHAR(100) CHARACTER SET utf8
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COLLATE utf8_unicode_ci, ALGORITHM=inplace;
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ERROR HY000: This is not yet supported for generated columns
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ALTER TABLE t1 MODIFY msg_2 VARCHAR(100) CHARACTER SET utf8
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COLLATE utf8_unicode_ci, ALGORITHM=inplace;
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ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: Cannot change column type. Try ALGORITHM=COPY
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DROP TABLE t1;
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#
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# MDEV-29314 Assertion `n_fields > n_cols' failed
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# in dict_index_t::init_change_cols
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#
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CREATE TABLE t (a VARCHAR(16) COLLATE utf8_bin,
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FULLTEXT (a)) ENGINE=InnoDB COLLATE utf8_unicode_520_ci;
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ALTER TABLE t MODIFY COLUMN a VARCHAR(512);
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SHOW CREATE TABLE t;
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Table Create Table
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t CREATE TABLE `t` (
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`a` varchar(512) DEFAULT NULL,
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FULLTEXT KEY `a` (`a`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_unicode_520_ci
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DROP TABLE t;
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#
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# MDEV-31416 ASAN errors in dict_v_col_t::detach upon
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# adding key to virtual column
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#
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CREATE TABLE t (a INT) ENGINE=InnoDB WITH SYSTEM VERSIONING;
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SET SYSTEM_VERSIONING_ALTER_HISTORY= KEEP;
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ALTER TABLE t ADD COLUMN v VARCHAR(128) GENERATED ALWAYS AS (CRC32('MariaDB'));
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ALTER TABLE t ADD INDEX (v);
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DROP TABLE t;
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