mirror of
https://github.com/MariaDB/server.git
synced 2025-01-30 18:41:56 +01:00
118 lines
2.8 KiB
Text
118 lines
2.8 KiB
Text
drop table if exists t1;
|
|
## Creating new table ##
|
|
CREATE TABLE t1
|
|
(
|
|
id INT NOT NULL auto_increment,
|
|
PRIMARY KEY (id),
|
|
name varchar(30)
|
|
) ENGINE = INNODB;
|
|
'#--------------------FN_DYNVARS_003_01-------------------------#'
|
|
## Setting variable's value to 0 i.e false ##
|
|
SET @@autocommit = 0;
|
|
'#--------------------FN_DYNVARS_003_02-------------------------#'
|
|
CONNECT test_con1,localhost,root,,;
|
|
connection test_con1;
|
|
## Checking value of variable after opening new connection ##
|
|
SELECT @@autocommit;
|
|
@@autocommit
|
|
1
|
|
## Setting value of variable to zero and inserting some rows ##
|
|
SET @@autocommit = 0;
|
|
INSERT into t1(name) values('Record_1');
|
|
INSERT into t1(name) values('Record_2');
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
## Creating another connection and verifying records in table ##
|
|
CONNECT test_con2,localhost,root,,;
|
|
connection test_con2;
|
|
SELECT * from t1;
|
|
id name
|
|
'#--------------------FN_DYNVARS_003_03-------------------------#'
|
|
## Verifying behavior of variable by commiting rows in test_con1 ##
|
|
connection test_con1;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
COMMIT;
|
|
## Now verifying records in table from connection # 02 ##
|
|
connection test_con2;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
'#--------------------FN_DYNVARS_003_04-------------------------#'
|
|
connection test_con1;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
## Updating value of first row ##
|
|
UPDATE t1 set name = 'Record_12' where name = 'Record_1';
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_12
|
|
2 Record_2
|
|
## Connecting to connecting # 02 and verifying effect of update query ##
|
|
connection test_con2;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
## Now connecting with connection # 01 and using ROLLBACK after it ##
|
|
connection test_con1;
|
|
ROLLBACK;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
'#--------------------FN_DYNVARS_003_05-------------------------#'
|
|
connection test_con1;
|
|
INSERT into t1(name) values('Record_3');
|
|
## Now verifying records in table from connection # 02 and changing value ##
|
|
## of autocommit to true ##
|
|
connection test_con2;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
SET @@autocommit = 1;
|
|
INSERT into t1(name) values('Record_4');
|
|
INSERT into t1(name) values('Record_5');
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
4 Record_4
|
|
5 Record_5
|
|
## Connecting with connection # 01 and inserting few records ##
|
|
connection test_con1;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
3 Record_3
|
|
INSERT into t1(name) values('Record_6');
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
3 Record_3
|
|
6 Record_6
|
|
## Now verifying the effect of these new records in second connection ##
|
|
connection test_con2;
|
|
SELECT * from t1;
|
|
id name
|
|
1 Record_1
|
|
2 Record_2
|
|
4 Record_4
|
|
5 Record_5
|
|
## Commit changes
|
|
connection test_con1;
|
|
COMMIT;
|
|
## Dropping table t1 ##
|
|
DROP table t1;
|
|
disconnect test_con1;
|
|
disconnect test_con2;
|