我用它来hibernate日志
### Hibernate logging configuration ###### Log everything (a lot of information, but very useful for troubleshooting) ### #log4j.logger.org.hibernate=info### Log HQL and SQL ASTs during query parsing ### log4j.logger.org.hibernate.hql.ast.AST=DEBUG, SQL_APPENDER log4j.additivity.org.hibernate.hql.ast.AST=false### log just the SQL log4j.logger.org.hibernate.SQL=DEBUG, SQL_APPENDER log4j.additivity.org.hibernate.SQL=false### log JDBC bind parameters. Very userfull, when debug parameterized queries ### log4j.logger.org.hibernate.type=TRACE, SQL_APPENDER log4j.additivity.org.hibernate.type=false### log schema export/update ### #log4j.logger.org.hibernate.tool.hbm2ddl=info### log HQL parse trees #log4j.logger.org.hibernate.hql=debug### log cache activity ### #log4j.logger.org.hibernate.cache=info### log transaction activity #log4j.logger.org.hibernate.transaction=debug### Log all JDBC resource acquisition #log4j.logger.org.hibernate.jdbc=debug### enable the following line if you want to track down connection ### ### leakages when using DriverManagerConnectionProvider ### #log4j.logger.org.hibernate.connection.DriverManagerConnectionProvider=tracelog4j.appender.SQL_APPENDER=org.apache.log4j.RollingFileAppender log4j.appender.SQL_APPENDER.File=c:/EC_sql.loglog4j.appender.SQL_APPENDER.MaxFileSize=1000KB log4j.appender.SQL_APPENDER.MaxBackupIndex=62 log4j.appender.SQL_APPENDER.layout=org.apache.log4j.PatternLayout log4j.appender.SQL_APPENDER.layout.ConversionPattern=[%d] %5p [%t] (%F:%L) - %m%n
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注意：使用此工具时，您的Web应用程序会变慢很多。所以只用它来调试
