ibatis打印sql日志的方法，在log4j.xml中加入如下配置即可

<appender name="IBatis" class="org.apache.log4j.ConsoleAppender">   
   <layout class="org.apache.log4j.PatternLayout">   
      <param name="ConversionPattern" value="%-4r [%t] %-5p %c %x - %m%n" />   
   </layout>   
   <filter class="org.apache.log4j.varia.LevelRangeFilter">   
      <param name="LevelMin" value="DEBUG" />   
      <param name="LevelMax" value="DEBUG" />   
   </filter>  
</appender>   
  
<logger name="com.ibatis" additivity="true">   
   <level value="DEBUG" />   
</logger>   
<logger name="java.sql.Connection" additivity="true">   
   <level value="DEBUG" />   
</logger>   
<logger name="java.sql.Statement" additivity="true">   
   <level value="DEBUG" />   
</logger>   
<logger name="java.sql.PreparedStatement" additivity="true">   
   <level value="DEBUG" />   
   <appender-ref ref="IBatis" />   
</logger>   
<logger name="java.sql.ResultSet" additivity="true">   
   <level value="DEBUG" />   
   <appender-ref ref="IBatis" />   
</logger>