Druid連接池的基本配置

<!-- 阿里 druid 數據庫連接池 -->  

  < bean id = "dataSource" class = "com.alibaba.druid.pool.DruidDataSource"destroy-method = "close" >    
       <!-- 數據庫基本信息配置 -->  
       < property name = "url" value = "${url}" />    
       < property name = "username" value = "${username}" />    
       < property name = "password" value = "${password}" />    
       < property name = "driverClassName" value = "${driverClassName}" />    
       < property name = "filters" value = "${filters}" />    
        <!-- 最大並發連接數 -->  
       < property name = "maxActive" value = "${maxActive}" />  
       <!-- 初始化連接數量 -->  
       < property name = "initialSize" value = "${initialSize}" />  
       <!-- 配置獲取連接等待超時的時間 -->  
       < property name = "maxWait" value = "${maxWait}" />  
       <!-- 最小空閑連接數 -->  
       < property name = "minIdle" value = "${minIdle}" />    
       <!-- 配置間隔多久才進行一次檢測，檢測需要關閉的空閑連接，單位是毫秒 -->  
       < property name = "timeBetweenEvictionRunsMillis" value ="${timeBetweenEvictionRunsMillis}" />  
       <!-- 配置一個連接在池中最小生存的時間，單位是毫秒 -->  
       < property name = "minEvictableIdleTimeMillis" value ="${minEvictableIdleTimeMillis}" />    
       < property name = "validationQuery" value = "${validationQuery}" />    
       < property name = "testWhileIdle" value = "${testWhileIdle}" />    
       < property name = "testOnBorrow" value = "${testOnBorrow}" />    
       < property name = "testOnReturn" value = "${testOnReturn}" />    
       < property name = "maxOpenPreparedStatements" value ="${maxOpenPreparedStatements}" />  
       <!-- 打開 removeAbandoned 功能 -->  
       < property name = "removeAbandoned" value = "${removeAbandoned}" />  
       <!-- 1800 秒，也就是 30 分鍾 -->  
       < property name = "removeAbandonedTimeout" value ="${removeAbandonedTimeout}" />  
       <!-- 關閉 abanded 連接時輸出錯誤日志 -->     
       < property name = "logAbandoned" value = "${logAbandoned}" />  
  </ bean >  

http://repo1.maven.org/maven2/com/alibaba/druid/ 下載最新的jar包。如果想使用最新的源碼編譯，可以從 https://github.com/alibaba/druid 下載源碼

 

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Druid 是目前最好的數據庫連接池，在功能、性能、擴展性方面，都超過其他數據庫連接池，
包括 DBCP、C3P0、BoneCP、Proxool、JBoss DataSource。
Druid 已經在阿里巴巴部署了超過 600 個應用，經過多年多生產環境大規模部署的嚴苛考驗。