diff --git a/mysql-test/r/group_concat_max_len_func.result b/mysql-test/r/group_concat_max_len_func.result index 715a84ce72b..52d67b8d274 100644 --- a/mysql-test/r/group_concat_max_len_func.result +++ b/mysql-test/r/group_concat_max_len_func.result @@ -1,31 +1,41 @@ SET @save = @@global.group_concat_max_len; -drop table if exists t1; +DROP TABLE IF EXISTS t1; ## Creating new table t1 ## CREATE TABLE t1 ( -id INT NOT NULL auto_increment, +id INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (id), -rollno int NOT NULL, +rollno INT NOT NULL, name VARCHAR(30) ); '#--------------------FN_DYNVARS_034_01-------------------------#' -## Setting initial value of variable to 4 ## +## Setting initial value of variable to 4 ## SET @@global.group_concat_max_len = 4; -## Inserting some rows in table ## -INSERT into t1(rollno, name) values(1, 'Record_1'); -INSERT into t1(rollno, name) values(2, 'Record_2'); -INSERT into t1(rollno, name) values(1, 'Record_3'); -INSERT into t1(rollno, name) values(3, 'Record_4'); -INSERT into t1(rollno, name) values(1, 'Record_5'); -INSERT into t1(rollno, name) values(3, 'Record_6'); -INSERT into t1(rollno, name) values(4, 'Record_7'); -INSERT into t1(rollno, name) values(4, 'Record_8'); -## Creating two new connections ## +## Inserting some rows in table ## +INSERT INTO t1(rollno, name) VALUES(1, 'Record_1'); +INSERT INTO t1(rollno, name) VALUES(2, 'Record_2'); +INSERT INTO t1(rollno, name) VALUES(1, 'Record_3'); +INSERT INTO t1(rollno, name) VALUES(3, 'Record_4'); +INSERT INTO t1(rollno, name) VALUES(1, 'Record_5'); +INSERT INTO t1(rollno, name) VALUES(3, 'Record_6'); +INSERT INTO t1(rollno, name) VALUES(4, 'Record_7'); +INSERT INTO t1(rollno, name) VALUES(4, 'Record_8'); +SELECT * FROM t1 ORDER BY id; +id rollno name +1 1 Record_1 +2 2 Record_2 +3 1 Record_3 +4 3 Record_4 +5 1 Record_5 +6 3 Record_6 +7 4 Record_7 +8 4 Record_8 +## Creating two new connections ## '#--------------------FN_DYNVARS_034_02-------------------------#' ## Connecting with test_con1 ## -## Accessing data and using group_concat on column whose value is greater than 4 ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; -id rollno group_concat(name) +## Accessing data and using group_concat on column whose value is greater than 4 ## +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; +id rollno GROUP_CONCAT(name) 1 1 Reco 2 2 Reco 4 3 Reco @@ -33,10 +43,10 @@ id rollno group_concat(name) Warnings: Warning 1260 4 line(s) were cut by GROUP_CONCAT() ## Changing session value of variable and verifying its behavior, ## -## warning should come here ## +## warning should come here ## SET @@session.group_concat_max_len = 10; -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; -id rollno group_concat(name) +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; +id rollno GROUP_CONCAT(name) 1 1 Record_1,R 2 2 Record_2 4 3 Record_4,R @@ -44,18 +54,18 @@ id rollno group_concat(name) Warnings: Warning 1260 3 line(s) were cut by GROUP_CONCAT() '#--------------------FN_DYNVARS_034_03-------------------------#' -## Connecting with new connection test_con2 ## -## Verifying initial value of variable. It should be 4 ## +## Connecting with new connection test_con2 ## +## Verifying initial value of variable. It should be 4 ## SELECT @@session.group_concat_max_len = 4; @@session.group_concat_max_len = 4 1 -## Setting session value of variable to 20 and verifying variable is concating ## -## column's value to 20 or not ## +## Setting session value of variable to 20 and verifying variable is concating ## +## column's value to 20 or not ## SET @@session.group_concat_max_len = 20; ## Verifying value of name column, it should not me more than 20 characters ## ## Warning should come here ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; -id rollno group_concat(name) +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; +id rollno GROUP_CONCAT(name) 1 1 Record_1,Record_3,Re 2 2 Record_2 4 3 Record_4,Record_6 @@ -63,17 +73,17 @@ id rollno group_concat(name) Warnings: Warning 1260 1 line(s) were cut by GROUP_CONCAT() '#--------------------FN_DYNVARS_034_04-------------------------#' -## Setting session value of variable to 26. No warning should appear here ## -## because the value after concatination is less than 30 ## +## Setting session value of variable to 26. No warning should appear here ## +## because the value after concatination is less than 30 ## SET @@session.group_concat_max_len = 26; -## Verifying value of name column, it should not give warning now ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; -id rollno group_concat(name) +## Verifying value of name column, it should not give warning now ## +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; +id rollno GROUP_CONCAT(name) 1 1 Record_1,Record_3,Record_5 2 2 Record_2 4 3 Record_4,Record_6 7 4 Record_7,Record_8 ## Dropping table t1 ## -DROP table t1; +DROP TABLE t1; ## Disconnecting both the connection ## SET @@global.group_concat_max_len = @save; diff --git a/mysql-test/t/group_concat_max_len_func.test b/mysql-test/t/group_concat_max_len_func.test index d1dc8df43a0..29a4ff5becb 100644 --- a/mysql-test/t/group_concat_max_len_func.test +++ b/mysql-test/t/group_concat_max_len_func.test @@ -11,18 +11,23 @@ # Creation Date: 2008-03-07 # # Author: Salman Rawala # # # +# Last modification: # +# 2008-11-14 mleich Fix Bug#40644 main.group_concat_max_len_func random # +# failures # +# + minor improvements # +# # # Description: Test Cases of Dynamic System Variable group_concat_max_len # # that checks the functionality of this variable # # # -# Reference: http://dev.mysql.com/doc/refman/5.1/en/ # -# server-system-variables.html # +# Reference: # +# http://dev.mysql.com/doc/refman/5.1/en/server-system-variables.html # # # ############################################################################### SET @save = @@global.group_concat_max_len; --disable_warnings -drop table if exists t1; +DROP TABLE IF EXISTS t1; --enable_warnings ######################### @@ -32,34 +37,38 @@ drop table if exists t1; --echo ## Creating new table t1 ## CREATE TABLE t1 ( -id INT NOT NULL auto_increment, +id INT NOT NULL AUTO_INCREMENT, PRIMARY KEY (id), -rollno int NOT NULL, +rollno INT NOT NULL, name VARCHAR(30) ); --echo '#--------------------FN_DYNVARS_034_01-------------------------#' ######################################################################## # Setting initial value of group_concat_max_len, inserting some rows -# & creating 2 new connections +# & creating 2 new connections ######################################################################## ---echo ## Setting initial value of variable to 4 ## +--echo ## Setting initial value of variable to 4 ## SET @@global.group_concat_max_len = 4; ---echo ## Inserting some rows in table ## -INSERT into t1(rollno, name) values(1, 'Record_1'); -INSERT into t1(rollno, name) values(2, 'Record_2'); -INSERT into t1(rollno, name) values(1, 'Record_3'); -INSERT into t1(rollno, name) values(3, 'Record_4'); -INSERT into t1(rollno, name) values(1, 'Record_5'); -INSERT into t1(rollno, name) values(3, 'Record_6'); -INSERT into t1(rollno, name) values(4, 'Record_7'); -INSERT into t1(rollno, name) values(4, 'Record_8'); +--echo ## Inserting some rows in table ## +INSERT INTO t1(rollno, name) VALUES(1, 'Record_1'); +INSERT INTO t1(rollno, name) VALUES(2, 'Record_2'); +INSERT INTO t1(rollno, name) VALUES(1, 'Record_3'); +INSERT INTO t1(rollno, name) VALUES(3, 'Record_4'); +INSERT INTO t1(rollno, name) VALUES(1, 'Record_5'); +INSERT INTO t1(rollno, name) VALUES(3, 'Record_6'); +INSERT INTO t1(rollno, name) VALUES(4, 'Record_7'); +INSERT INTO t1(rollno, name) VALUES(4, 'Record_8'); +# The following "auxiliary" select ensures that all records are on disk +# = result sets got by parallel sessions cannot suffer from effects +# caused by the MyISAM feature "concurrent_inserts". +SELECT * FROM t1 ORDER BY id; ---echo ## Creating two new connections ## -CONNECT (test_con1,localhost,root,,); -CONNECT (test_con2,localhost,root,,); +--echo ## Creating two new connections ## +connect (test_con1,localhost,root,,); +connect (test_con2,localhost,root,,); --echo '#--------------------FN_DYNVARS_034_02-------------------------#' @@ -68,16 +77,16 @@ CONNECT (test_con2,localhost,root,,); ############################################################################### --echo ## Connecting with test_con1 ## -CONNECTION test_con1; +connection test_con1; ---echo ## Accessing data and using group_concat on column whose value is greater than 4 ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; +--echo ## Accessing data and using group_concat on column whose value is greater than 4 ## +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; --echo ## Changing session value of variable and verifying its behavior, ## ---echo ## warning should come here ## +--echo ## warning should come here ## SET @@session.group_concat_max_len = 10; -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; --echo '#--------------------FN_DYNVARS_034_03-------------------------#' @@ -85,19 +94,19 @@ SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; # Verifying behavior of variable by increasing session value of variable # ############################################################################## ---echo ## Connecting with new connection test_con2 ## +--echo ## Connecting with new connection test_con2 ## connection test_con2; ---echo ## Verifying initial value of variable. It should be 4 ## +--echo ## Verifying initial value of variable. It should be 4 ## SELECT @@session.group_concat_max_len = 4; ---echo ## Setting session value of variable to 20 and verifying variable is concating ## ---echo ## column's value to 20 or not ## +--echo ## Setting session value of variable to 20 and verifying variable is concating ## +--echo ## column's value to 20 or not ## SET @@session.group_concat_max_len = 20; --echo ## Verifying value of name column, it should not me more than 20 characters ## --echo ## Warning should come here ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; --echo '#--------------------FN_DYNVARS_034_04-------------------------#' @@ -106,12 +115,12 @@ SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; # greater than the maximum concat length of name column # ############################################################################### ---echo ## Setting session value of variable to 26. No warning should appear here ## ---echo ## because the value after concatination is less than 30 ## +--echo ## Setting session value of variable to 26. No warning should appear here ## +--echo ## because the value after concatination is less than 30 ## SET @@session.group_concat_max_len = 26; ---echo ## Verifying value of name column, it should not give warning now ## -SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; +--echo ## Verifying value of name column, it should not give warning now ## +SELECT id, rollno, GROUP_CONCAT(name) FROM t1 GROUP BY rollno; ############################################################ @@ -119,11 +128,11 @@ SELECT id, rollno, group_concat(name) FROM t1 GROUP BY rollno; ############################################################ --echo ## Dropping table t1 ## -DROP table t1; +DROP TABLE t1; --echo ## Disconnecting both the connection ## -DISCONNECT test_con2; -DISCONNECT test_con1; +disconnect test_con2; +disconnect test_con1; connection default;