Changed MySql engines to all be InnoDB

InnoDB is the only option for transactional tables in MySql.  This
change makes all the table definitions consistent (there previously were
a few that were MyISAM).

BATCH-2373

spring-batch-core/src/main/resources/org/springframework/batch/core/schema-mysql.sql

@@ -80,7 +80,7 @@ CREATE TABLE BATCH_STEP_EXECUTION_SEQ (
 	ID BIGINT NOT NULL,
 	UNIQUE_KEY CHAR(1) NOT NULL,
 	constraint UNIQUE_KEY_UN unique (UNIQUE_KEY)
-) ENGINE=MYISAM;
+) ENGINE=InnoDB;
 
 INSERT INTO BATCH_STEP_EXECUTION_SEQ (ID, UNIQUE_KEY) select * from (select 0 as ID, '0' as UNIQUE_KEY) as tmp where not exists(select * from BATCH_STEP_EXECUTION_SEQ);
 
@@ -88,7 +88,7 @@ CREATE TABLE BATCH_JOB_EXECUTION_SEQ (
 	ID BIGINT NOT NULL,
 	UNIQUE_KEY CHAR(1) NOT NULL,
 	constraint UNIQUE_KEY_UN unique (UNIQUE_KEY)
-) ENGINE=MYISAM;
+) ENGINE=InnoDB;
 
 INSERT INTO BATCH_JOB_EXECUTION_SEQ (ID, UNIQUE_KEY) select * from (select 0 as ID, '0' as UNIQUE_KEY) as tmp where not exists(select * from BATCH_JOB_EXECUTION_SEQ);
 
@@ -96,6 +96,6 @@ CREATE TABLE BATCH_JOB_SEQ (
 	ID BIGINT NOT NULL,
 	UNIQUE_KEY CHAR(1) NOT NULL,
 	constraint UNIQUE_KEY_UN unique (UNIQUE_KEY)
-) ENGINE=MYISAM;
+) ENGINE=InnoDB;
 
 INSERT INTO BATCH_JOB_SEQ (ID, UNIQUE_KEY) select * from (select 0 as ID, '0' as UNIQUE_KEY) as tmp where not exists(select * from BATCH_JOB_SEQ);

spring-batch-core/src/main/sql/mysql.vpp

@@ -1,6 +1,6 @@
 #macro (sequence $name $value)CREATE TABLE ${name} (ID BIGINT NOT NULL,
 	UNIQUE_KEY CHAR(1) NOT NULL,
-	constraint ${name}_UN unique (UNIQUE_KEY)) ENGINE=MYISAM;
+	constraint ${name}_UN unique (UNIQUE_KEY)) ENGINE=InnoDB;
 INSERT INTO ${name} (ID, UNIQUE_KEY) select * from (select 0 as ID, '0' as UNIQUE_KEY) as tmp where not exists(select * from ${name});
 #end
 #macro (notnull $name $type)MODIFY COLUMN ${name} ${type} NOT NULL#end