2021-10-12 18:34:51 +02:00
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#
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# MDEV-14429 sql_safe_updates in my.cnf not work
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#
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2018-10-20 14:05:33 +02:00
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select @@sql_safe_updates;
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@@sql_safe_updates
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1
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2021-10-12 18:34:51 +02:00
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#
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# MDEV-18304 sql_safe_updates does not work with OR clauses
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#
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create table t1 (a int, b int, primary key (a), key (b));
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update t1 set b=2 where a=1 or b=2;
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ERROR HY000: You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column
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explain update t1 set b=2 where a=1 or b=2;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 1 Using where
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delete from t1 where a=1 or b=2;
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ERROR HY000: You are using safe update mode and you tried to update a table without a WHERE that uses a KEY column
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explain delete from t1 where a=1 or b=2;
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id select_type table type possible_keys key key_len ref rows Extra
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1 SIMPLE t1 ALL NULL NULL NULL NULL 1 Using where
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insert into t1 values (1,1),(2,2),(3,3),(4,4),(5,5),(6,6),(7,7),(8,8);
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update t1 set b=2 where a=1 or b=2;
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delete from t1 where a=1 or b=2;
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drop table t1;
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#
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# End of 10.3 tests
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#
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