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14 lines
513 B
Text
14 lines
513 B
Text
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CREATE TABLE t1 (
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pk INT AUTO_INCREMENT PRIMARY KEY,
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col_int_nokey INT NULL,
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col_int_key INT AS (col_int_nokey) VIRTUAL,
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KEY (col_int_key)
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);
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INSERT INTO t1 (col_int_nokey)
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VALUES (0), (5), (4), (3), (7), (42), (5), (0), (3);
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SELECT * FROM t1 WHERE col_int_key IN (3, 4) AND col_int_key <= 83 ORDER BY 1;
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set optimizer_switch='index_condition_pushdown=off';
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SELECT * FROM t1 WHERE col_int_key IN (3, 4) ORDER BY 1;
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SELECT * FROM t1 WHERE col_int_key IN (3, 4) AND col_int_key <= 83 ORDER BY 1;
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DROP TABLE t1;
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