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mirror of https://github.com/MariaDB/server.git synced 2025-07-30 16:24:05 +03:00

Merge olga.mysql.com:/home/igor/mysql-5.0-opt

into  olga.mysql.com:/home/igor/dev-opt/mysql-5.1-opt
This commit is contained in:
igor@olga.mysql.com
2007-06-30 20:49:28 -07:00
22 changed files with 681 additions and 38 deletions

View File

@ -160,3 +160,41 @@ hex(col1)
62000000000000000000
62200000000000000000
drop table t1;
CREATE TABLE t1 (
a binary(20) NOT NULL DEFAULT '\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0',
index idx(a)
);
INSERT INTO t1 SET a=unhex('1F9480179366F2BF567E1C4B964C1EF029087575');
INSERT INTO t1 SET a=unhex('1F9480179366F2BF567E1C4B964C1EF029082020');
INSERT INTO t1 SET a=unhex('1F9480179366F2BF567E1C4B964C1EF029080707');
SELECT hex(a) FROM t1 order by a;
hex(a)
1F9480179366F2BF567E1C4B964C1EF029080707
1F9480179366F2BF567E1C4B964C1EF029082020
1F9480179366F2BF567E1C4B964C1EF029087575
EXPLAIN SELECT hex(a) FROM t1 order by a;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 index NULL idx 20 NULL 3 Using index
SELECT hex(a) from t1 WHERE a=unhex('1F9480179366F2BF567E1C4B964C1EF029082020');
hex(a)
1F9480179366F2BF567E1C4B964C1EF029082020
EXPLAIN
SELECT hex(a) from t1 WHERE a=unhex('1F9480179366F2BF567E1C4B964C1EF029082020');
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 ref idx idx 20 const 1 Using where; Using index
SELECT hex(a) from t1 WHERE a=unhex('1F9480179366F2BF567E1C4B964C1EF02908');
hex(a)
DROP TABLE t1;
CREATE TABLE t1 (
id numeric(20) NOT NULL,
lang varchar(8) NOT NULL,
msg varchar(32) NOT NULL,
PRIMARY KEY (id,lang)
);
INSERT INTO t1 VALUES (33, 'en', 'zzzzzzz');
INSERT INTO t1 VALUES (31, 'en', 'xxxxxxx');
INSERT INTO t1 VALUES (32, 'en', 'yyyyyyy');
SELECT * FROM t1 WHERE id=32;
id lang msg
32 en yyyyyyy
DROP TABLE t1;