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7008d46164
The bug only affects ROW_FORMAT=DYNAMIC tables. It is reproducible already with 2 records in the table. Keep testing with ROW_FORMAT=REDUNDANT just in case.
19 lines
584 B
Plaintext
19 lines
584 B
Plaintext
CREATE TABLE t1 (a LONGTEXT) ENGINE=INNODB ROW_FORMAT=REDUNDANT;
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SHOW WARNINGS;
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Level Code Message
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INSERT INTO t1 SET a=CONCAT('A', SPACE(8000), 'B');
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INSERT INTO t1 SELECT a FROM t1;
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UPDATE t1 SET a=CONCAT(a, RAND(), a);
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UPDATE t1 SET a=CONCAT(a, RAND(), a);
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SELECT * from t1;
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DROP TABLE t1;
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CREATE TABLE t1 (a LONGTEXT) ENGINE=INNODB ROW_FORMAT=DYNAMIC;
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SHOW WARNINGS;
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Level Code Message
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INSERT INTO t1 SET a=CONCAT('A', SPACE(8000), 'B');
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INSERT INTO t1 SELECT a FROM t1;
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UPDATE t1 SET a=CONCAT(a, RAND(), a);
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UPDATE t1 SET a=CONCAT(a, RAND(), a);
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SELECT * from t1;
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DROP TABLE t1;
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