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BUG#12873 - BTREE index on MEMORY table with multiple NULL values

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doesn't work properly

Unique BTREE index on MEMORY table refuse multiple NULL values.

Fixed search_flag to allow multiple null values inside unique key.
This commit is contained in:
svoj@april.(none)
2006-05-11 21:15:37 +05:00
parent d24b4d6e99
commit 32a07617bc
3 changed files with 12 additions and 1 deletions
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8
mysql-test/t/heap_btree.test
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@@ -176,4 +176,12 @@ UPDATE t1 SET val=1;
SELECT INDEX_LENGTH FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA=DATABASE() AND TABLE_NAME='t1';
DROP TABLE t1;
#
# BUG#12873 - BTREE index on MEMORY table with multiple NULL values doesn't
# work properly
#
CREATE TABLE t1 (a INT, UNIQUE USING BTREE(a)) ENGINE=MEMORY;
INSERT INTO t1 VALUES(NULL),(NULL);
DROP TABLE t1;
# End of 4.1 tests