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A fix (bug #10176: problem with varchar keys).

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myisam/mi_key.c:
  A fix (bug #10176: problem with varchar keys).
  Should skip key pack length for 'old' too.
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2005-04-26 19:46:52 +05:00
parent c8683be463
commit 86d285197a
5 changed files with 40 additions and 0 deletions
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10
mysql-test/include/varchar.inc
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@@ -226,3 +226,13 @@ create table t1 (v varchar(65530), key(v(10)));
insert into t1 values(repeat('a',65530));
select length(v) from t1 where v=repeat('a',65530);
drop table t1;
#
# Bug #9489: problem with hash indexes
#
create table t1(a int, b varchar(12), key ba(b, a));
insert into t1 values (1, 'A'), (20, NULL);
explain select * from t1 where a=20 and b is null;
select * from t1 where a=20 and b is null;
drop table t1;