MyBatis控制台打印Sql语句

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">

<log4j:configuration xmlns:log4j="http://jakarta.apache.org/log4j/">

<!-- Console output -->

<appender name="STDOUT" class="org.apache.log4j.ConsoleAppender">
<layout class="org.apache.log4j.PatternLayout">
<param name="ConversionPattern" value="%-5p %d{MM-dd HH:mm:ss} %m  (%F:%L) \n" />
</layout>
</appender>

<category name="java.sql">
<priority value="debug" />
</category>
<category name="com.ibatis">
<priority value="debug" />
</category>
<root>
<priority value="error" />
<appender-ref ref="STDOUT" />
</root>

</log4j:configuration>