Cleans up a connection being harvested before the connetion is returned to the connection pool. cleanupExpiredSessionsInTheDatabase() - Method in interface weblogic.management.runtime.WANReplicationRuntimeMBean Clean up expired sessions in the database clear(byte[]) - Static method in class weblo...
如果有可用的Connection，从Connection Pool 取出的Connection也不是直接就返回给程序，ADO.net还需要检查ConnectionString的ConnectionReset属性 (默认为True)是否需要对Connection 最一次reset。这是由于，之前从程序中返回的Connection可能已经被修改过，比如说使用 SqlConnection.ChangeDatabase method 修改当前的连接，此时返...
DDL statements that pertain to database users in the pool need to be performed carefully, as the pre-DDL sessions in the pool can still be given to clients post-DDL. For example, while dropping users, ensure that there are no sessions of that user in the pool and no connections to the...
importjava.sql.Connection;importjava.sql.PreparedStatement;importjava.sql.ResultSet;importjava.sql.SQLException;publicclassDatabaseAccessThreadimplementsRunnable{@Overridepublicvoidrun(){Connectionconnection=null;try{connection=DatabaseConnectionPool.getConnection();PreparedStatementstatement=connection.prepareStatement("...
calendar lookup database(日历查找数据库) 参见CLD。 Calendar Server application programming interface(Calendar Server 应用编程接口) 参见CSAPI。 calendar user agent(日历用户代理) 参见CUA。 callable statement(可调用语句) (n.)一个类,对于支持从存储过程返回结果集的数据库,该类可封装数据库的过程和函数调...
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number, failure in the broadband connection, loss of electrical power and delays that may occur in updating the Customer's location in the automatic location inform...
8、Database connection ( ) allows an application to reuse an existing connection from a pool instead of repeatedly establishing a new connection with the database.(3分) A、pooling B、pond C、connection D、link 9、There are three types of application programs to translate source code into ...
</DatabaseSchema> <ConnectionManager vLogin="test" rLogin="liaomin" rPassword="liaomin"> <RandomWaitPoolConnectionManager poolSize="40" timeout="30"/> </ConnectionManager> </DatabaseBackend> 无法连接会抛出以下异常 2012-05-16 15:56:11,468 WARN controller.virtualdatabase.testDB Error while ...