Database connection is a limited and expensive resource. Database connection affects the performance indicators of the program. The database connection pool is proposed for this problem. The database connection pool is responsible for allocating, managing and releasing database connections. It allows applications to reuse An existing database connection instead of establishing a new one;
Release database connections whose idle time exceeds the maximum idle time to avoid missing database connections caused by not releasing database connections. This technology can significantly improve the performance of database operations.
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