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Fixed bug mdev-3866.

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The invalid implementation of the method Field_bit::cmp_max could
trigger a valgrind complain or could lead to incorrect statistical
data when collecting engine-independent statistics on BIT fields.
This commit is contained in:
Igor Babaev
2012-11-19 13:04:37 -08:00
parent 8d612adf70
commit e42024cd0a
3 changed files with 32 additions and 1 deletions
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12
mysql-test/r/stat_tables_partition.result Normal file
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#
# Bug mdev-3866: valgrind complain from ANALYZE on a table with BIT field
#
SET use_stat_tables = 'preferably';
CREATE TABLE t1 (pk int PRIMARY KEY, a bit(1), INDEX idx(a)
) ENGINE=MyISAM PARTITION BY KEY(pk) PARTITIONS 2;
INSERT INTO t1 VALUES (1,1),(2,0),(3,0),(4,1);
ANALYZE TABLE t1;
Table Op Msg_type Msg_text
test.t1 analyze status OK
SET use_stat_tables = DEFAULT;
DROP TABLE t1;