mirror of
https://github.com/MariaDB/server.git
synced 2025-11-30 05:23:50 +03:00
4045ead9db
While checking for altered column in foreign key constraints, InnoDB fails to ignore virtual columns. This issue caused by commit 5f09b53bdb4e973e7c7ec2c53a24c98321223f98(MDEV-31086).
143 lines
5.4 KiB
Plaintext
143 lines
5.4 KiB
Plaintext
--source include/have_innodb.inc
|
|
--echo #
|
|
--echo # MDEV-31086 MODIFY COLUMN can break FK constraints, and
|
|
--echo # lead to unrestorable dumps
|
|
--echo #
|
|
CREATE TABLE t1(
|
|
id SERIAL,
|
|
msg VARCHAR(100) CHARACTER SET utf8mb3,
|
|
KEY(msg))ENGINE=InnoDB;
|
|
|
|
--error ER_CANT_CREATE_TABLE
|
|
CREATE TABLE t2(
|
|
id SERIAL,
|
|
msg varchar(100) CHARACTER SET utf8mb4,
|
|
CONSTRAINT fk_t1 FOREIGN KEY (msg) REFERENCES t1 (msg))ENGINE=InnoDB;
|
|
|
|
CREATE TABLE t2(
|
|
id SERIAL,
|
|
msg varchar(100) CHARACTER SET utf8mb3,
|
|
msg_1 varchar(100) CHARACTER SET utf8mb3,
|
|
INDEX (msg_1),
|
|
INDEX (msg),
|
|
CONSTRAINT fk_t1 FOREIGN KEY (msg) REFERENCES t1 (msg)
|
|
ON DELETE CASCADE)ENGINE=InnoDB;
|
|
|
|
# Changing column used in FK constraint
|
|
SET FOREIGN_KEY_CHECKS=1;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(200) character set utf8mb3, ALGORITHM=COPY;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(200) character set utf8mb3, ALGORITHM=INPLACE;
|
|
|
|
SET FOREIGN_KEY_CHECKS=0;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(200) character set utf8mb3, ALGORITHM=COPY;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(400) character set utf8mb3, ALGORITHM=INPLACE;
|
|
|
|
# Changing column charset used in FK constraint
|
|
SET FOREIGN_KEY_CHECKS=1;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=COPY;
|
|
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=INPLACE;
|
|
|
|
SET FOREIGN_KEY_CHECKS=0;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(100) CHARACTER SET utf8mb4,ALGORITHM=COPY;
|
|
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t2 MODIFY COLUMN msg VARCHAR(100) CHARACTER SET utf8mb4,ALGORITHM=INPLACE;
|
|
|
|
# Modify the column in the newly added foreign constraint
|
|
SET FOREIGN_KEY_CHECKS=1;
|
|
--error ER_CANT_CREATE_TABLE
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY(msg_1) REFERENCES t1(msg),MODIFY COLUMN msg_1 VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=COPY;
|
|
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY(msg_1) REFERENCES t1(msg),MODIFY COLUMN msg_1 VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=INPLACE;
|
|
|
|
|
|
SET FOREIGN_KEY_CHECKS=0;
|
|
--error ER_CANT_CREATE_TABLE
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY(msg_1) REFERENCES t1(msg),MODIFY COLUMN msg_1 VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=COPY;
|
|
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY(msg_1) REFERENCES t1(msg),MODIFY COLUMN msg_1 VARCHAR(100) CHARACTER SET utf8mb4, ALGORITHM=INPLACE;
|
|
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY(msg_1) REFERENCES t1(msg),MODIFY COLUMN msg_1 VARCHAR(200) CHARACTER SET utf8mb3, ALGORITHM=INPLACE;
|
|
|
|
# Change referenced table column
|
|
SET FOREIGN_KEY_CHECKS=1;
|
|
# Change referenced column length
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb3, ALGORITHM=COPY;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb3, ALGORITHM=INPLACE;
|
|
# Change referenced column character set
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=COPY;
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=INPLACE;
|
|
|
|
SET FOREIGN_KEY_CHECKS=0;
|
|
# Change referenced column length
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb3, ALGORITHM=COPY;
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(400) CHARSET utf8mb3, ALGORITHM=INPLACE;
|
|
|
|
# Change referenced column character set
|
|
--error ER_FK_COLUMN_CANNOT_CHANGE_CHILD
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=COPY;
|
|
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=INPLACE;
|
|
|
|
# Correct way to change character set in foreign key constraint
|
|
SET FOREIGN_KEY_CHECKS=0;
|
|
ALTER TABLE t2 DROP FOREIGN KEY fk_t1, MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=COPY;
|
|
ALTER TABLE t1 MODIFY msg VARCHAR(200) CHARSET utf8mb4, ALGORITHM=COPY;
|
|
ALTER TABLE t2 ADD CONSTRAINT FOREIGN KEY (msg) REFERENCES t1(msg), aLGORITHM=INPLACE;
|
|
SET FOREIGN_KEY_CHECKS=1;
|
|
|
|
DROP TABLE t2, t1;
|
|
|
|
--echo #
|
|
--echo # MDEV-31869 Server aborts when table does drop column
|
|
--echo #
|
|
CREATE TABLE t (a VARCHAR(40), b INT, C INT) ENGINE=InnoDB;
|
|
ALTER TABLE t MODIFY a VARCHAR(50), DROP b;
|
|
DROP TABLE t;
|
|
|
|
--echo #
|
|
--echo # MDEV-32060 Server aborts when table doesn't
|
|
--echo # have referenced index
|
|
--echo #
|
|
SET SESSION FOREIGN_KEY_CHECKS = OFF;
|
|
CREATE TABLE t1 (a VARCHAR(16) KEY, FOREIGN KEY(a) REFERENCES t2(b)) ENGINE=InnoDB;
|
|
# Following SQL is allowed in 10.6
|
|
--error ER_CANT_CREATE_TABLE
|
|
CREATE TABLE t2 (b VARCHAR(8)) ENGINE=InnoDB;
|
|
SET SESSION FOREIGN_KEY_CHECKS = ON;
|
|
--error ER_NO_SUCH_TABLE
|
|
ALTER TABLE t2 MODIFY b VARCHAR(16), ADD KEY(b);
|
|
--error ER_BAD_TABLE_ERROR
|
|
DROP TABLE t2, t1;
|
|
|
|
--echo #
|
|
--echo # MDEV-32337 Assertion `pos < table->n_def' failed
|
|
--echo # in dict_table_get_nth_col
|
|
--echo #
|
|
CREATE TABLE t (a INT, va INT AS (a), b INT, vb INT AS (b),
|
|
c INT, vc INT AS (c), vf VARCHAR(16) AS (f),
|
|
f VARCHAR(4)) ENGINE=InnoDB;
|
|
ALTER TABLE t MODIFY f VARCHAR(8);
|
|
# Altering the virtual column is not supported
|
|
--error ER_UNSUPPORTED_ACTION_ON_GENERATED_COLUMN
|
|
ALTER TABLE t MODIFY vf VARCHAR(18);
|
|
DROP TABLE t;
|
|
--echo # End of 10.4 tests
|