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16 lines
404 B
Text
16 lines
404 B
Text
SET @rowid = ROUND(RAND() * <num_stress_rows>);
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START TRANSACTION;
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UPDATE t1 SET b = 'changed' WHERE id=@rowid;
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SELECT b FROM t1 WHERE id=@rowid;
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b
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changed
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COMMIT;
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START TRANSACTION;
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DELETE FROM t1 WHERE id=@rowid;
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INSERT INTO t1 (id, b) VALUES (@rowid, 'newly_inserted');
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SELECT b FROM t1 WHERE id=@rowid;
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b
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newly_inserted
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COMMIT;
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CREATE TABLE tw_<conn_nr> AS SELECT * FROM t1;
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DROP TABLE tw_<conn_nr>;
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