what connection pooling

In last month's article, "Does MySQL connector/J support multithreaded programming? "), I covered the problems with sharing a JDBC connection between multiple threads. Most of these problems can be overcome with a technique called "Connection

-- 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

Mysql database connection pooling knowledge sharingAdvantages of Use:The biggest advantage of connection pooling is performance. Creating a new database connection is a time-consuming and resource-intensive process. With connection pooling,

Document directory Downloads Using ODBC Connection pooling with cdatabase (under MFC) Rating:None James R. twine()August 3, 1999. Environment:Visual c ++ 6 This article shows how you can use ODBC Connection pooling with

First, thingsWhat is a thing?Business, usually refers to the things to do or do. In computer terminology, it refers to a program execution unit that accesses and possibly updates various data items in a database. These units are either all

Before the blog, there are said performance tests common terms: connection pooling. It is probably a brief summary of the role of the connection pool, this blog, the introduction of the connection pool and the connection pool thread object principle,

For shared resources, there is a well-known design pattern: resource pools (resource pool). This model is to solve the problem caused by the frequent allocation and release of resources. The basic idea of a database connection pool is to establish a

In the Java language, JDBC (Java database Connection) is a bridge between application and database communication,That is, the Java language accesses the database through JDBC technology. JDBC is an "open" scenario that provides a standard

For shared resources, there is a well-known design pattern: resource pools (resource pool). This model is to solve the problem caused by the frequent allocation and release of resources. The basic idea of a database connection pool is to establish a

The need for a JDBC database connection poolWhen using the development of a database-based Web program, the traditional pattern is basically the following steps: Establish a database connection in the main program (such as servlet, beans).

Proxy ModeRequirements: Extend (enhance) the functionality of a class already in the systemRequirements: In the case of non-modification of the source code, the existing functions are enhancedStatic proxyAbstract interface: An object that guarantees

One, the business Part 1. Introduction to TransactionsTo do one thing, this one thing has multiple constituent units, which are either successful at the same time or fail at the same time. A account transferred to B account money, the operation of

Available for: Microsoft SQL Server? Analysis Services Summary: Learn how to develop a scalable client and WEB application that works with Microsoft SQL Server Analysis Services by using the connection pool objects that are included with Microsoft

One, Connection pool1. What is a connection pool? Why do we need it?Connection pooling allows multiple clients to use cached connection objects that can connect to the database, which are shared and reusable.Open/Close database connection is

Nodejs + Redis/mysql Connection pooling issuesRequires no connection poolingThe purpose of connection pooling is to reduce the overhead associated with each temporary connection. Initially, Nodejs runs on a single thread, it cannot use multiple

Reprinted from 51CTO http://developer.51cto.com/art/201006/207768.htm51CTO once introduced a simple Java connection pool for us. To understand Java connection pooling let's first understand the principle of database connection pooling (connection

ADO Summary Connection pooling allows an application to obtain a connection from the connection pool and use the connection without having to re-establish a connection for each connection request. Once a new connection is created and placed in a

For shared resources, there is a well-known design pattern: resource pools (resource pool). This model is to solve the problem caused by the frequent allocation and release of resources. The basic idea of a database connection pool is to establish a

Why connection pooling is used when connecting to a databasedatabase Connectivity is a critical, limited, and expensive resource that is particularly prominent in multi-user Web applications. A database Connection object corresponds to a physical

Brief introductionIn SQL Server, the EXECUTE AS keyword allows the current account to execute an SQL statement as another user or login in a specific context, such as a user Zhang San access to the order table, and the user John Doe does not have