for master_1
for child2
child2_1
child2_2
child2_3
for child3
child3_1
child3_2
child3_3
drop and create databases
connection master_1;
DROP DATABASE IF EXISTS auto_test_local;
CREATE DATABASE auto_test_local;
USE auto_test_local;
connection child2_1;
DROP DATABASE IF EXISTS auto_test_remote;
CREATE DATABASE auto_test_remote;
USE auto_test_remote;
connection child2_2;
DROP DATABASE IF EXISTS auto_test_remote2;
CREATE DATABASE auto_test_remote2;
USE auto_test_remote2;
test select 1
connection master_1;
SELECT 1; 1 1
create table select test
connection master_1;
DROP TABLE IF EXISTS ta_l;
CREATE TABLE ta_l (
a INT,
b CHAR(1),
c DATETIME,
PRIMARY KEY(a)
) MASTER_1_ENGINE MASTER_1_CHARSET MASTER_1_COMMENT_2_1
Warnings:
Warning 138 Spider table params in COMMENT or CONNECTION strings have been deprecated and will be removed in a future release. Please use table options instead.
Warning 138 Spider table params in COMMENT or CONNECTION strings have been deprecated and will be removed in a future release. Please use table options instead.
INSERT INTO ta_l (a, b, c) VALUES
(1, 'a', '2008-08-01 10:21:39'),
(2, 'b', '2000-01-01 00:00:00'),
(3, 'e', '2007-06-04 20:03:11'),
(4, 'd', '2003-11-30 05:01:03'),
(5, 'c', '2001-12-31 23:59:59');
direct_updating test
connection master_1;
SHOW STATUS LIKE 'Spider_direct_update';
Variable_name Value
Spider_direct_update 0
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0110:21:39 2 b 2000-01-0100:00:00 3 e 2007-06-0420:03:11 4 d 2003-11-3005:01:03 5 c 2001-12-3123:59:59
update all rows with function
UPDATE ta_l SET c = ADDDATE(c, 1);
SHOW STATUS LIKE 'Spider_direct_update';
Variable_name Value
Spider_direct_update 1
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 2 b 2000-01-0200:00:00 3 e 2007-06-0520:03:11 4 d 2003-12-0105:01:03 5 c 2002-01-0123:59:59
update by primary key
UPDATE ta_l SET b = 'x' WHERE a = 3;
SHOW STATUS LIKE 'Spider_direct_update';
Variable_name Value
Spider_direct_update 2
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 2 b 2000-01-0200:00:00 3 x 2007-06-0520:03:11 4 d 2003-12-0105:01:03 5 c 2002-01-0123:59:59
update by a column without index
UPDATE ta_l SET c = '2011-10-17' WHERE b = 'x';
SHOW STATUS LIKE 'Spider_direct_update';
Variable_name Value
Spider_direct_update 3
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 2 b 2000-01-0200:00:00 3 x 2011-10-1700:00:00 4 d 2003-12-0105:01:03 5 c 2002-01-0123:59:59
update by primary key with order and limit
UPDATE ta_l SET c = ADDDATE(c, 1) WHERE a < 4 ORDER BY b DESC LIMIT 1;
SHOW STATUS LIKE 'Spider_direct_update';
Variable_name Value
Spider_direct_update 4
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 2 b 2000-01-0200:00:00 3 x 2011-10-1800:00:00 4 d 2003-12-0105:01:03 5 c 2002-01-0123:59:59
delete by primary key with order and limit
DELETE FROM ta_l WHERE a < 4 ORDER BY c LIMIT 1;
SHOW STATUS LIKE 'Spider_direct_delete';
Variable_name Value
Spider_direct_delete 1
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 3 x 2011-10-1800:00:00 4 d 2003-12-0105:01:03 5 c 2002-01-0123:59:59
delete by a column without index
DELETE FROM ta_l WHERE b = 'c';
SHOW STATUS LIKE 'Spider_direct_delete';
Variable_name Value
Spider_direct_delete 2
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 3 x 2011-10-1800:00:00 4 d 2003-12-0105:01:03
delete by primary key
DELETE FROM ta_l WHERE a = 3;
SHOW STATUS LIKE 'Spider_direct_delete';
Variable_name Value
Spider_direct_delete 3
SELECT a, b, date_format(c, '%Y-%m-%d %H:%i:%s') FROM ta_l ORDER BY a;
a b date_format(c, '%Y-%m-%d %H:%i:%s') 1 a 2008-08-0210:21:39 4 d 2003-12-0105:01:03
deinit
connection master_1;
DROP DATABASE IF EXISTS auto_test_local;
connection child2_1;
DROP DATABASE IF EXISTS auto_test_remote;
connection child2_2;
DROP DATABASE IF EXISTS auto_test_remote2;
for master_1
for child2
child2_1
child2_2
child2_3
for child3
child3_1
child3_2
child3_3
end of test
Messung V0.5 in Prozent
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-04)
¤
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