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Removed wrong patch to fix DATE BETWEEN TIMESTAMP1 AND TIMESTAMP2

Some simple optimizations
This commit is contained in:
monty@hundin.mysql.fi
2002-11-05 22:45:42 +02:00
parent aceaf381ef
commit 5333cfb429
11 changed files with 50 additions and 39 deletions

View File

@ -46,20 +46,6 @@ select 3 ^ 11, 1 ^ 1, 1 ^ 0, 1 ^ NULL, NULL ^ 1;
select 1 XOR 1, 1 XOR 0, 0 XOR 1, 0 XOR 0, NULL XOR 1, 1 XOR NULL, 0 XOR NULL;
1 XOR 1 1 XOR 0 0 XOR 1 0 XOR 0 NULL XOR 1 1 XOR NULL 0 XOR NULL
0 1 1 0 NULL NULL NULL
drop table if exists t1,t2;
CREATE TABLE t1 ( start datetime default NULL) TYPE=MyISAM;
INSERT INTO t1 VALUES ('2002-10-21 00:00:00');
INSERT INTO t1 VALUES ('2002-10-28 00:00:00');
INSERT INTO t1 VALUES ('2002-11-04 00:00:00');
CREATE TABLE t2 ( ctime1 timestamp(14) NOT NULL, ctime2 timestamp(14) NOT NULL) TYPE=MyISAM;
INSERT INTO t2 VALUES (20021029165106,20021105164731);
select * from t1, t2 where t1.start between t2.ctime1 and t2.ctime2;
start ctime1 ctime2
2002-11-04 00:00:00 20021029165106 20021105164731
select * from t1, t2 where t1.start >= t2.ctime1 and t1.start <= t2.ctime2;
start ctime1 ctime2
2002-11-04 00:00:00 20021029165106 20021105164731
drop table if exists t1,t2;
select 5 between 0 and 10 between 0 and 1,(5 between 0 and 10) between 0 and 1;
5 between 0 and 10 between 0 and 1 (5 between 0 and 10) between 0 and 1
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