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SET @old_binlog_format= @@global.binlog_format;
INSTALL PLUGIN example SONAME 'ha_example';
################################################################################
# Verifies if ER_BINLOG_STMT_MODE_AND_ROW_ENGINE happens by setting the binlog
# format to STATEMENT and the transaction isolation level to READ COMMITTED as
# such changes force Innodb to accept changes in the row format.
#
# When CREATE TABLE, ALTER TABLE, CREATE INDEX and CREATE TRIGGER are executed
# any error should be triggered.
#
# In contrast, CREATE TABLE ... SELECT should trigger the following error:
# ER_BINLOG_STMT_MODE_AND_ROW_ENGINE.
################################################################################
SET binlog_format = STATEMENT;
SET SESSION TRANSACTION ISOLATION LEVEL READ COMMITTED;
CREATE TABLE t_row (a VARCHAR(100)) ENGINE = InnoDB;
ALTER TABLE t_row ADD COLUMN b INT;
CREATE TRIGGER trig_row BEFORE INSERT ON t_row FOR EACH ROW INSERT INTO t_stmt VALUES (1);
CREATE INDEX i ON t_row(a);
CREATE TABLE t_row_new ENGINE = InnoDB SELECT * FROM t_row;
ERROR HY000: Cannot execute statement: impossible to write to binary log since BINLOG_FORMAT = STATEMENT and at least one table uses a storage engine limited to row-based logging.
DROP TABLE t_row;
################################################################################
# Verifies if ER_BINLOG_ROW_MODE_AND_STMT_ENGINE happens by setting the binlog
# format to ROW and using a engine, i.e. EXAMPLE, that only supports STATEMENT.
#
# When CREATE TABLE, ALTER TABLE, CREATE INDEX and CREATE TRIGGER are executed
# the error ER_BINLOG_ROW_MODE_AND_STMT_ENGINE is not triggered. Note that other
# errors are triggered due to restrictions in the engine.
#
# In contrast, CREATE TABLE ... SELECT should trigger the following error:
# ER_BINLOG_ROW_MODE_AND_STMT_ENGINE.
################################################################################
SET binlog_format = ROW;
CREATE TABLE t_stmt (a VARCHAR(100)) ENGINE = EXAMPLE;
ALTER TABLE t_stmt ADD COLUMN b INT;
CREATE TRIGGER trig_stmt BEFORE INSERT ON t_stmt FOR EACH ROW INSERT INTO t_stmt VALUES (1);
CREATE INDEX i ON t_stmt(a);
ERROR 42000: Specified key was too long; max key length is 0 bytes
CREATE TABLE t_stmt_new ENGINE = EXAMPLE SELECT * FROM t_stmt;
ERROR HY000: Cannot execute statement: impossible to write to binary log since BINLOG_FORMAT = ROW and at least one table uses a storage engine limited to statement-based logging
DROP TABLE t_stmt;
################################################################################
# CLEAN UP #
################################################################################
flush tables;
UNINSTALL PLUGIN example;
SET @@global.binlog_format = @old_binlog_format;
SET @@session.binlog_format = @old_binlog_format;
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