log4j 基本配置文件（log4j.properties）

基本的配置，根据需要修改

### direct log messages to stdout ###

log4j.appender.stdout=org.apache.log4j.ConsoleAppender

log4j.appender.stdout.Target=System.out

log4j.appender.stdout.layout=org.apache.log4j.PatternLayout

log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n

### direct messages to file hibernate.log ###

#log4j.appender.file=org.apache.log4j.FileAppender

#log4j.appender.file.File=hibernate.log

#log4j.appender.file.layout=org.apache.log4j.PatternLayout

#log4j.appender.file.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n

### set log levels - for more verbose logging change 'info' to 'debug' ###

log4j.rootLogger=warn, stdout

log4j.logger.org.hibernate=info

### log just the SQL

log4j.logger.org.hibernate.SQL=debug

#log4j.logger.org.hibernate.engine.CascadingAction=debug

### log JDBC bind parameters ###

#log4j.logger.org.hibernate.type=debug

### log schema export/update ###

log4j.logger.org.hibernate.tool.hbm2ddl=debug

### log cache activity ###

#log4j.logger.org.hibernate.cache=debug

### enable the following line if you want to track down connection ###

### leakages when using DriverManagerConnectionProvider ###

#log4j.logger.org.hibernate.connection.DriverManagerConnectionProvider=trace

### annotation logs

#log4j.logger.org.hibernate.annotation=info

#log4j.logger.org.hibernate.cfg=info

#log4j.logger.org.hibernate.cfg.SettingsFactory=info

#log4j.logger.org.hibernate.cfg.AnnotationBinder=info

#log4j.logger.org.hibernate.cfg.AnnotationConfiguration=info

#log4j.logger.org.hibernate.cfg.Ejb3Column=info