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4.1 -> 5.0 merge

This commit is contained in:
monty@mysql.com
2005-02-03 13:18:30 +02:00
54 changed files with 471 additions and 143 deletions

View File

@ -328,6 +328,19 @@ trim(trailing 'foo' from 'foo')
select trim(leading 'foo' from 'foo');
trim(leading 'foo' from 'foo')
select quote(ltrim(concat(' ', 'a')));
quote(ltrim(concat(' ', 'a')))
'a'
select quote(trim(concat(' ', 'a')));
quote(trim(concat(' ', 'a')))
'a'
CREATE TABLE t1 SELECT 1 UNION SELECT 2 UNION SELECT 3;
SELECT QUOTE('A') FROM t1;
QUOTE('A')
'A'
'A'
'A'
DROP TABLE t1;
select 1=_latin1'1';
1=_latin1'1'
1
@ -712,3 +725,26 @@ NULL
select trim(trailing NULL from 'xyz') as "must_be_null";
must_be_null
NULL
CREATE TABLE t1 (
id int(11) NOT NULL auto_increment,
a bigint(20) unsigned default NULL,
PRIMARY KEY (id)
) ENGINE=MyISAM;
INSERT INTO t1 VALUES
('0','16307858876001849059');
SELECT CONV('e251273eb74a8ee3', 16, 10);
CONV('e251273eb74a8ee3', 16, 10)
16307858876001849059
EXPLAIN
SELECT id
FROM t1
WHERE a = 16307858876001849059;
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1
EXPLAIN
SELECT id
FROM t1
WHERE a = CONV('e251273eb74a8ee3', 16, 10);
id select_type table type possible_keys key key_len ref rows Extra
1 SIMPLE t1 system NULL NULL NULL NULL 1
DROP TABLE t1;