Quelle  identity_func.test  Sprache: unbekannt

#################### mysql-test\t\identity_func.test ##########################
#                                                                             #
# Variable Name: identity                                                     #
# Scope: SESSION                                                              #
# Access Type: Dynamic                                                        #
# Data Type: numeric                                                          #
# Default Value: -                                                            #
# Range: -                                                                    #
#                                                                             #
#                                                                             #
# Creation Date: 2008-03-07                                                   #
# Author:  Salman Rawala                                                      #
#                                                                             #
# Description: Test Cases of Dynamic System Variable identity                 #
#              that checks the functionality of this variable                 #
#                                                                             #
# Reference: http://dev.mysql.com/doc/refman/5.1/en/                          #
#  server-system-variables.html                                               #
#                                                                             #
###############################################################################

--source include/have_innodb.inc

--disable_warnings
drop table if exists t1;
drop table if exists t2;
--enable_warnings

#########################
#   Creating new table  #
#########################

--echo ## Creating new table t1 ##
CREATE TABLE t1
(
id INT NOT NULL auto_increment,
PRIMARY KEY (id),
name VARCHAR(30)
) ENGINE = INNODB;

--echo ## Creating another new table t2 ##
CREATE TABLE t2
(
id INT NOT NULL auto_increment,
PRIMARY KEY (id),
name VARCHAR(30)
) ENGINE = INNODB;

# MDEV-515 takes X-lock on the table for the first insert
# So concurrent insert won't happen on the table
INSERT INTO t1 VALUES(100, "MDEV-515");
INSERT INTO t2 VALUES(100, "MDEV-515");

--echo '#--------------------FN_DYNVARS_035_01-------------------------#'
###############################################
#    Verifying initial value of identity.     #     
###############################################

--echo ## It should be zero ## 
SELECT @@identity = 0;

connect (test_con1, localhost, root,,);
connection test_con1;
SET @@autocommit = 0;

--echo ## Inserting rows in table t1 ## 
INSERT into t1(name) values('Record_1');
INSERT into t1(name) values('Record_2'); 
INSERT into t1(name) values('Record_3');

--echo ## Verifying total values in t1 ## 
SELECT @@identity from t1;


--echo ## Now inserting some data in table t2 ## 
INSERT into t2(name) values('Record_1');

--echo ## Verifying total values in t2 ## 
SELECT @@identity from t2;


--echo '#--------------------FN_DYNVARS_035_02-------------------------#'
##########################################################
#    Verifying value of identity with new connection     #     
##########################################################

connect (test_con2, localhost, root,,);
connection test_con2;
SELECT * from t1;

--echo ## Verifying total values in t1 ## 
SELECT @@identity from t1;

--echo ## Verifying total values in t2 ## 
SELECT @@identity from t2;

--echo ## Inserting some more records in table t1 ##
INSERT into t1(name) values('Record_1_1');
INSERT into t1(name) values('Record_1_2');

--echo ## Verifying total values in t1 ## 
SELECT @@identity from t1;

--echo ## Inserting row in table t2 ##
INSERT into t2(name) values('Record_1_3');

--echo ## Verifying total values in t2 ## 
SELECT @@identity from t2;


--echo '#--------------------FN_DYNVARS_035_03-------------------------#'
###################################################################
#   Verifying identity value by using commit in connection # 01   #
###################################################################

connection test_con1;

--echo ## Commiting rows added in test_con1 ##
COMMIT;

--echo ## Verifying records in both tables ##
SELECT * from t1;
SELECT * from t2;

--echo ## Verifying total values in t1 after commiting data ## 
SELECT @@identity from t1;

--echo ## Verifying total values in t2 after commiting data ## 
SELECT @@identity from t2;

INSERT into t1(name) values('Record_4');

--echo ## Now verifying value of variable after inserting 1 row in this connection ## 
SELECT @@identity from t1;

--echo ## Dropping tables t1 & t2 ##
drop table t1, t2;

disconnect test_con1;
disconnect test_con2;