apache mysql connection pool

DBCP Connection Pool Introduction----------------------------- Currently, there are two versions of DBCP, 1.3 and 1.4, respectively. The DBCP 1.3 version needs to run on JDK 1.4-1.5 and supports JDBC 3. The DBCP 1.4 version needs to run on JDK 1.6

Java Program database connection, data source configuration, database connection pool Java program, use the database must configure the data source ? General write small program directly in the program to set up a connection, and large systems

Java database connection pool configuration methods (take MySQL database as an example), database connection mysqlSeveral configuration methods for Java Database Connection Pool (taking MySQL database as an example) 1. Tomcat configuration data

0, DBCP Introduction DBCP Database connection pool is a Java Connection pool project on Apache. DBCP the connection pool in advance with the database to establish some connections in memory (that is, the connection pool), the application needs to

Today I mainly talked about three methods. The working principle of the Connection Pool's database connection pool (connectionpool) is 1. The basic concepts and principles can be seen from the above analysis, the root cause of the problem is the

DBCP (database connection pool), DB connection pool. is a Java Connection pool project on Apache and a connection pool component used by Tomcat. Use of DBCP alone requires 2 packages: Commons-dbcp.jar, Commons-pool.jar because establishing a

Jdbc BASICS (5) connection pool and Data source: Use of DBCP and C3P0 I. Concepts and usage of Connection Pool In actual application development, especially in WEB application systems, If JSP, Servlet, or EJB uses JDBC to directly access data in

Database connection pool, Use a pool to manage connections, which can be reused. With the pool, we don't have to create a Connection by ourselves, but get the Connection object by eating it. After the Connection is used, the close () method of the

The principle of the database connection pool is: The basic idea of the connection pool is to store database connections as objects in the memory during system initialization. When users need to access the database, they do not create a new

Manually writing a connection pool requires implementing the Java.sql.DataSource interface. Two overloaded getconnection methods are defined in the DataSource interface: (JDK API)Connection getconnection ()Connection getconnection (string Username,