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20 lines
512 B
Text
20 lines
512 B
Text
#
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# test of IN (NULL)
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#
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drop table if exists t1;
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CREATE TABLE t1 (field char(1));
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INSERT INTO t1 VALUES ('A'),(NULL);
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SELECT * from t1 WHERE field IN (NULL);
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SELECT * from t1 WHERE field NOT IN (NULL);
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SELECT * from t1 where field = field;
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SELECT * from t1 where field <=> field;
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DELETE FROM t1 WHERE field NOT IN (NULL);
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SELECT * FROM t1;
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drop table t1;
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create table t1 (id int(10) primary key);
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insert into t1 values (1),(2),(3),(4),(5),(6),(7),(8),(9);
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select * from t1 where id in (2,5,9);
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drop table t1;
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