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Fix for bug#4488: sign-aware equality check

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sergefp@mysql.com
2004-08-17 02:59:24 +04:00
parent 4ddeee9d2f
commit fdb51f67a2
4 changed files with 30 additions and 0 deletions
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9
mysql-test/r/range.result
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@@ -500,6 +500,9 @@ count(*)
select count(*) from t1 where x > -16;
count(*)
2
select count(*) from t1 where x = 18446744073709551601;
count(*)
1
create table t2 (x bigint not null);
insert into t2(x) values (0xfffffffffffffff0);
insert into t2(x) values (0xfffffffffffffff1);
@@ -525,6 +528,9 @@ count(*)
select count(*) from t2 where x > -16;
count(*)
1
select count(*) from t2 where x = 18446744073709551601;
count(*)
0
drop table t1;
create table t1 (x bigint unsigned not null primary key) engine=innodb;
insert into t1(x) values (0xfffffffffffffff0);
@@ -551,4 +557,7 @@ count(*)
select count(*) from t1 where x > -16;
count(*)
1
select count(*) from t1 where x = 18446744073709551601;
count(*)
1
drop table t1;