############## mysql-test\t\collation_database_func.test  #####################
#                                                                             #
# Variable Name: collation_database                                           #
# Scope: GLOBAL | SESSION                                                     #
# Access Type: Dynamic                                                        #
# Data Type: string                                                           #
# Default Value:                                                              #
# Range:                                                                      #
#                                                                             #
#                                                                             #
# Creation Date: 2008-03-08                                                   #
# Author:  Rizwan                                                             #
#                                                                             #
# Description: Test Cases of Dynamic System Variable collation_database       #
#              that checks the behavior of this variable                      #
#                                                                             #
# Reference: http://dev.mysql.com/doc/refman/5.1/en/                          #
#  server-system-variables.html                                               #
#                                                                             #
###############################################################################

--echo '#--------------------FN_DYNVARS_011_01-------------------------#'
####################################################################
# Check if setting collation_database is changed in new connection # 
####################################################################
SET @global_collation_database = @@global.collation_database;
SET @session_collation_database = @@session.collation_database;
SET @session_collation_server = @@session.collation_server;


SET @@global.collation_database = latin1_danish_ci;
--echo 'connect (con1,localhost,root,,,,)'
connect (con1,localhost,root,,,,);
--echo 'connection con1'
connection con1; 
SELECT @@global.collation_database;
SELECT @@session.collation_database;
disconnect con1;

--echo '#--------------------FN_DYNVARS_011_02-------------------------#'
#########################################################
# Begin the functionality Testing of collation_database #
#########################################################

--echo 'connection default'
connection default;

--disable_warnings
DROP TABLE IF EXISTS t1,t2;
--enable_warnings


SELECT @@character_set_server,@@collation_server;
#==============================================================================
--echo '--check if setting collation_database update character_set_database--'
#==============================================================================

SET @@session.collation_database = utf8_spanish_ci;
SELECT @@collation_database, @@character_set_database;

#==============================================================================
--echo '--check if collation_database effects database/tables charset/collation'
#==============================================================================
SET @@session.collation_server = utf8_roman_ci;
SET @@session.collation_database = latin2_croatian_ci;
CREATE DATABASE db1;
USE db1;
SHOW CREATE DATABASE db1;

CREATE TABLE t1(a CHAR(20));
SHOW CREATE TABLE t1;

#==============================================================================
--echo '---check if updating collation_database effects new table/column---'
#==============================================================================
SET @@session.collation_database = latin7_general_cs;
CREATE TABLE t2(a CHAR(10));
SHOW CREATE TABLE t2;

DROP TABLE t1,t2;


#==============================================================================
--echo '--check value of collation and character set when current db is dropped'
#==============================================================================
DROP DATABASE db1;
SELECT @@collation_database,@@collation_server,@@character_set_database,@@character_set_server;
USE test;
SELECT @@collation_database,@@collation_server,@@character_set_database,@@character_set_server;


--echo 'fill table with some test data';
CREATE TABLE t1(a CHAR(20))CHARACTER SET=latin1;
INSERT INTO t1 VALUES('Muffler'),('Müller'),('MX Systems');

#==============================================================================
--echo '---check if collation_database effects results sort order---'
#==============================================================================

SET @@session.collation_database = latin1_swedish_ci;
SELECT * FROM t1 ORDER BY a;

SET @@session.collation_database = latin1_german1_ci;
SELECT * FROM t1 ORDER BY a;

--echo 'explicit Collate clause should effects results sort order';

SELECT * FROM t1 ORDER BY a COLLATE latin1_swedish_ci;
SELECT * FROM t1 ORDER BY a COLLATE latin1_german1_ci;


#==============================================================================
--echo '----check if indexing is effected by collation_database---'
#==============================================================================
SET @@session.collation_database = latin1_swedish_ci;
ALTER TABLE t1 ADD PRIMARY KEY (a);
SELECT * FROM t1 ORDER BY a;

ALTER TABLE t1 DROP PRIMARY KEY;
SET @@session.collation_database = latin1_german1_ci;
ALTER TABLE t1 ADD PRIMARY KEY (a);
SELECT * FROM t1 ORDER BY a;

# clean up
DROP TABLE t1;
SET @@global.collation_database = @global_collation_database;
SET @@session.collation_database = @session_collation_database;
SET @@session.collation_server = @session_collation_server;

#######################################################
# End of functionality Testing for collation_database #
#######################################################
