fix for bug#16415 Events names are case sensitive

mysql-test/lib/init_db.sql:
  make name not binary, then event names won't be case sensitive
mysql-test/r/events.result:
  output fix
mysql-test/r/events_bugs.result:
  update result
mysql-test/t/events_bugs.test:
  test case for bug #16415 events' names are case sensitive
scripts/mysql_create_system_tables.sh:
  make name not binary, then event names won't be case sensitive
scripts/mysql_fix_privilege_tables.sql:
  make name not binary, then event names won't be case sensitive

mysql-test/lib/init_db.sql

@@ -579,7 +579,7 @@ DROP PROCEDURE create_log_tables;
 
 CREATE TABLE event (
   db char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',
-  name char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',
+  name char(64) CHARACTER SET utf8 NOT NULL default '',
   body longblob NOT NULL,
   definer char(77) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',
   execute_at DATETIME default NULL,

mysql-test/r/events.result

@@ -237,7 +237,7 @@ SHOW CREATE TABLE mysql.event;
 Table	Create Table
 event	CREATE TABLE `event` (
   `db` char(20) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '',
-  `name` char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '',
+  `name` char(64) NOT NULL DEFAULT '',
   `body` longblob NOT NULL,
   `definer` char(77) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '',
   `execute_at` datetime DEFAULT NULL,
@@ -260,8 +260,10 @@ ALTER TABLE mysql.event MODIFY db char(64) character set utf8 collate utf8_bin d
 "This should work"
 SHOW EVENTS;
 Db	Name	Definer	Type	Execute at	Interval value	Interval field	Starts	Ends	Status
-events_test	intact_check	root@localhost	RECURRING	NULL	10	HOUR	#	#	ENABLED
+events_test                                                 	intact_check	root@localhost	RECURRING	NULL	10	HOUR	#	#	ENABLED
 ALTER TABLE mysql.event MODIFY db char(64) character set cp1251 default '';
+Warnings:
+Warning	1265	Data truncated for column 'db' at row 1
 SELECT event_name FROM INFORMATION_SCHEMA.EVENTS;
 ERROR HY000: Cannot load from mysql.event. Table probably corrupted. See error log.
 ALTER TABLE mysql.event MODIFY db varchar(64) character set utf8 collate utf8_bin default '';

mysql-test/r/events_bugs.result

@@ -1,5 +1,20 @@
 create database if not exists events_test;
 use events_test;
+CREATE EVENT lower_case ON SCHEDULE EVERY 1 MINUTE DO SELECT 1;
+CREATE EVENT Lower_case ON SCHEDULE EVERY 2 MINUTE DO SELECT 2;
+ERROR HY000: Event 'Lower_case' already exists
+DROP EVENT Lower_case;
+SET NAMES cp1251;
+CREATE EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251 ON SCHEDULE EVERY 1 YEAR DO SELECT 100;
+CREATE EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251 ON SCHEDULE EVERY 2 YEAR DO SELECT 200;
+ERROR HY000: Event 'ДоЛеН_регистър_1251' already exists
+DROP EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251;
+SET NAMES utf8;
+CREATE EVENT долен_регистър_утф8 ON SCHEDULE EVERY 3 YEAR DO SELECT 300;
+CREATE EVENT ДОЛЕН_регистър_утф8 ON SCHEDULE EVERY 4 YEAR DO SELECT 400;
+ERROR HY000: Event 'ДОЛЕН_регистър_утф8' already exists
+DROP EVENT ДОЛЕН_регистър_утф8;
+SET NAMES latin1;
 set global event_scheduler=0;
 "Wait a bit to settle down"
 delete from mysql.event;

mysql-test/t/events_bugs.test

@@ -1,5 +1,28 @@
 create database if not exists events_test;
 use events_test;
+
+#
+# START - 16415: Events: event names are case sensitive
+#
+CREATE EVENT lower_case ON SCHEDULE EVERY 1 MINUTE DO SELECT 1;
+--error ER_EVENT_ALREADY_EXISTS
+CREATE EVENT Lower_case ON SCHEDULE EVERY 2 MINUTE DO SELECT 2;
+DROP EVENT Lower_case;
+SET NAMES cp1251;
+CREATE EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251 ON SCHEDULE EVERY 1 YEAR DO SELECT 100;
+--error ER_EVENT_ALREADY_EXISTS
+CREATE EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251 ON SCHEDULE EVERY 2 YEAR DO SELECT 200;
+DROP EVENT <20><><EFBFBD><EFBFBD><EFBFBD>_<EFBFBD><5F><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>_1251;
+SET NAMES utf8;
+CREATE EVENT долен_регистър_утф8 ON SCHEDULE EVERY 3 YEAR DO SELECT 300;
+--error ER_EVENT_ALREADY_EXISTS
+CREATE EVENT ДОЛЕН_регистър_утф8 ON SCHEDULE EVERY 4 YEAR DO SELECT 400;
+DROP EVENT ДОЛЕН_регистър_утф8;
+SET NAMES latin1;
+#
+# END   - 16415: Events: event names are case sensitive
+#
+
 #
 # Start - 16407: Events: Changes in sql_mode won't be taken into account
 #
@@ -41,7 +64,7 @@ begin
   select get_lock('ee_16407_2', 60);
   insert into events_test.events_smode_test values('ee_16407_2','1980-19-02');
 end|
---error 1292
+--error ER_TRUNCATED_WRONG_VALUE
 insert into events_smode_test values ('test','1980-19-02')|
 --echo "This is ok"
 create event ee_16407_3 on schedule every 60 second do

scripts/mysql_create_system_tables.sh

@@ -775,7 +775,7 @@ if test ! -f $mdata/event.frm
 then
   c_ev="$c_ev CREATE TABLE event ("
   c_ev="$c_ev   db char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',"
-  c_ev="$c_ev   name char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',"
+  c_ev="$c_ev   name char(64) CHARACTER SET utf8 NOT NULL default '',"
   c_ev="$c_ev   body longblob NOT NULL,"
   c_ev="$c_ev   definer char(77) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL default '',"
   c_ev="$c_ev   execute_at DATETIME default NULL,"

scripts/mysql_fix_privilege_tables.sql

@@ -671,6 +671,7 @@ ALTER TABLE event ADD sql_mode
                             ) DEFAULT '' NOT NULL AFTER on_completion;
 
 UPDATE user SET Event_priv=Super_priv WHERE @hadEventPriv = 0;
+ALTER TABLE event MODIFY name char(64) CHARACTER SET utf8 NOT NULL default '';
 
 --
 -- TRIGGER privilege