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  • ssh报错No operations allowed after connection closed.Connection was implicitly clos

    ### Error querying database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: No operations allowed after connection closed.

    网上查了下,由于使用了默认配置,空闲超过8小时,自动断开该连接

    我使用的是mybatis的默认连接池,于是把该配的,都配置上。datasource的属性,可参考mybatis官方文档

            <environment id="env_stg">
                <transactionManager type="JDBC" />
                <dataSource type="POOLED">
                    <property name="driver" value="${driver}" />
                    <property name="url" value="${url_stg}" />
                    <property name="username" value="${username}" />
                    <property name="password" value="${password}" />
                    <property name="poolMaximumActiveConnections" value="20"/>
                    <property name="poolMaximumIdleConnections" value="5"/>
                    <!-- MySQLNonTransientConnectionException: No operations allowed after connection closed -->
                    <property name="poolPingQuery" value="select 1"/>
                    <property name="poolPingEnabled" value="true"/>
                    <!-- 对于空闲的连接一个小时检查一次 -->
                    <property name="poolPingConnectionsNotUsedFor" value="3600000"/>
                </dataSource>
            </environment>

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  • 原文地址:https://www.cnblogs.com/qianzf/p/12218953.html
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