test connection to database

-- what data structures are used for connection pooling? --Implementation of connection pooling code--Thread safety issues "database connection pool design ideas and Java implementation" "http://blog.csdn.net/shijinupc/article/details/7836129" Java

SummaryThis paper introduces the principle and problems of Java Access database, puts forward the solution-database connection pool, analyzes its key problems, constructs a simple and easy-to-use connection pool and illustrates how it is used in

  I. Problem IntroductionIn java programs, you need to access the database and perform operations such as adding, deleting, modifying, and querying. How to access the database and perform database operations?   Ii. Java database connection method

What is a long connection? In fact, long connection is relative to the usual short connection, that is, long time to maintain the client and server connection state. The usual short connection procedure is: Connection-"data transfer-" close

talking about the principle of database connection pool Hong Jongjun This time we take a technological evolution to talk about the process of database connection pooling technology and its rationale, and the most popular open source database

JDBC: database connection pool, jdbc database connection pool Required tools Commons-pool2-2.3.jar: dependency library implemented by connection pool Commons-dbcp2-2.0.1.jar: Implementation of Connection Pool C3p0-0.9.2.1.jar If Method

Summary of ASP. NET database connection and data retrieval methods, asp.net Database This article describes how ASP. NET connects to the database and obtains data. We will share this with you for your reference. The details are as follows: *

Summary:     The connection pool can improve database access performance to a certain extent. This article discusses what is a connection pool, how it improves database access performance, and how. NetCreate a connection pool and add or

Original title: Some personal insights on the ado.net connection pool (Connection pool)Here is the original:Establishing a pool connection can significantly improve the performance and scalability of your application. The SQL Server. NET Framework

This time we take a technological evolution to talk about the process of database connection pooling technology and its rationale, and the most popular open source database connection pool jar package today.I. How do we perform database operations