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MDEV-24748 extern column check missing in btr_index_rec_validate()

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In btr_index_rec_validate(), externally stored column
check is missing while matching the length of the field
with the length of the field data stored in record.
Fetch the length of the externally stored part and compare it
with the fixed field length.
This commit is contained in:
Thirunarayanan Balathandayuthapani
2021-03-01 21:16:13 +05:30
parent f080863501
commit b044898b97
3 changed files with 47 additions and 0 deletions
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18
mysql-test/suite/innodb/t/innodb.test
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@ -2628,3 +2628,21 @@ SELECT * FROM t2;
DROP TABLE t1;
DROP TABLE t2;
--echo #
--echo # MDEV-24748 Extern field check missing
--echo # in btr_index_rec_validate()
--echo #
CREATE TABLE t1 (pk INT, c1 char(255),
c2 char(255), c3 char(255), c4 char(255),
c5 char(255), c6 char(255), c7 char(255),
c8 char(255), primary key (pk)
) CHARACTER SET utf32 ENGINE=InnoDB;
INSERT INTO t1 VALUES
(1, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h'),
(2, 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p');
CHECK TABLE t1;
ALTER TABLE t1 FORCE;
# Cleanup
DROP TABLE t1;