为了解决http://www.cnblogs.com/zhjh256/p/5807086.html的问题测试mariadb connector，常规的增删改查没有问题。
这本来是为了解决存储过程bug出现的，结果实现上还和mysql jdbc不兼容。
在1.4.6版本中，cpu立刻飙升到100%，导致服务器hang死。
结果无奈，看看1.3.7版本，结果prepare语法检查没法100%兼容Mysql jdbc，如下所示：
"pool-1-thread-2" #22 prio=5 os_prio=0 tid=0x00007f6c8c00e800 nid=0x1aeb runnable [0x00007f6cc3ae5000]
java.lang.Thread.State: RUNNABLE at java.util.regex.Pattern$BmpCharProperty.match(Pattern.java:3797) at java.util.regex.Pattern$Curly.match0(Pattern.java:4250) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$Loop.matchInit(Pattern.java:4806) at java.util.regex.Pattern$Prolog.match(Pattern.java:4741) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$Loop.match(Pattern.java:4794) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4279) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.match(Pattern.java:4785) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$BranchConn.match(Pattern.java:4568) at java.util.regex.Pattern$GroupTail.match(Pattern.java:4717) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4604) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$GroupHead.match(Pattern.java:4658) at java.util.regex.Pattern$Loop.matchInit(Pattern.java:4801) at java.util.regex.Pattern$Prolog.match(Pattern.java:4741) at java.util.regex.Pattern$Curly.match0(Pattern.java:4272) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$Loop.matchInit(Pattern.java:4806) at java.util.regex.Pattern$Prolog.match(Pattern.java:4741) at java.util.regex.Pattern$SliceI.match(Pattern.java:3997) at java.util.regex.Pattern$Curly.match0(Pattern.java:4279) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$Loop.matchInit(Pattern.java:4806) at java.util.regex.Pattern$Prolog.match(Pattern.java:4741) at java.util.regex.Pattern$Branch.match(Pattern.java:4602) at java.util.regex.Pattern$Curly.match0(Pattern.java:4279) at java.util.regex.Pattern$Curly.match(Pattern.java:4234) at java.util.regex.Pattern$Begin.match(Pattern.java:3525) at java.util.regex.Matcher.match(Matcher.java:1270) at java.util.regex.Matcher.matches(Matcher.java:604) at org.mariadb.jdbc.MariaDbConnection.prepareCall(MariaDbConnection.java:465) at org.apache.commons.dbcp.DelegatingConnection.prepareCall(DelegatingConnection.java:308) at org.apache.commons.dbcp.PoolingDataSource$PoolGuardConnectionWrapper.prepareCall(PoolingDataSource.java:303) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at org.apache.ibatis.logging.jdbc.ConnectionLogger.invoke(ConnectionLogger.java:61) at com.sun.proxy.$Proxy12.prepareCall(Unknown Source) at org.apache.ibatis.executor.statement.CallableStatementHandler.instantiateStatement(CallableStatementHandler.java:77) at org.apache.ibatis.executor.statement.BaseStatementHandler.prepare(BaseStatementHandler.java:85) at org.apache.ibatis.executor.statement.RoutingStatementHandler.prepare(RoutingStatementHandler.java:57) at org.apache.ibatis.executor.SimpleExecutor.prepareStatement(SimpleExecutor.java:73) at org.apache.ibatis.executor.SimpleExecutor.doQuery(SimpleExecutor.java:59) at org.apache.ibatis.executor.BaseExecutor.queryFromDatabase(BaseExecutor.java:267) at org.apache.ibatis.executor.BaseExecutor.query(BaseExecutor.java:137) at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:96) at org.apache.ibatis.executor.CachingExecutor.query(CachingExecutor.java:77) at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:108) at org.apache.ibatis.session.defaults.DefaultSqlSession.selectList(DefaultSqlSession.java:102) at org.apache.ibatis.session.defaults.DefaultSqlSession.selectOne(DefaultSqlSession.java:66) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) at java.lang.reflect.Method.invoke(Method.java:497) at org.mybatis.spring.SqlSessionTemplate$SqlSessionInterceptor.invoke(SqlSessionTemplate.java:358) at com.sun.proxy.$Proxy10.selectOne(Unknown Source) at org.mybatis.spring.SqlSessionTemplate.selectOne(SqlSessionTemplate.java:163) at org.apache.ibatis.binding.MapperMethod.execute(MapperMethod.java:68) at org.apache.ibatis.binding.MapperProxy.invoke(MapperProxy.java:52) at com.sun.proxy.$Proxy11.callProcedure(Unknown Source) at com.ld.net.task.TaskExecutor$1.run(TaskExecutor.java:172) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:745)