working of database

Working principle of database connection pool and the generation of this technology, working principle of Database Connection Why does this technology exist? Database connection is a very precious and limited resource, especially on the network of

Abstract This article introduces the working principle of the JDBC-based database connection pool, describes the transaction processing and multi-database servers of the connection pool technology. Various key technologies propose an efficient

In "parsing Windows 2000/XP physical memory management", I introduced in detail the concept of page frame database, in terms of physical memory organization and management, every page system saves a structure in the page box database for tracking

Why should we build a lan? That is, to share resources, since resources need to be shared, resources will not be too small. How can we manage these resources on different machines? Domain and workgroup are two different network resource management

Advanced Network Management Skills: What is the difference between Working Groups and domains in a lan? That is, to share resources, since resources need to be shared, resources will not be too small. How can we manage these resources on different

Why should we build a lan? That is, to share resources, since resources need to be shared, resources will not be too small. How can we manage these resources on different machines? Domain and workgroup are two different network resource management

Basic working principle of connection pool 1. Basic concepts and principles As can be seen from the above analysis, the root of the problem lies in the inefficient management of the database connection resources. We know that for shared resources,

Let's start the tutorial with a simple example that explains why we need a database index. Let's say we have a database table Employee, and this table has three fields (columns), Employee_Name, Employee_age, and employee_address, respectively.

Big Data Objects mainly refer to Clob and blob two types of fields, in the CLOB can store a large amount of text, such as storing a novel. In a blob, you can store binary files, such as movies, pictures, and so on, if you want to work with large

ABP Domain Layer-working Unit (unit of work)Click here to go to the ABP series articles General CatalogueDDD-based Modern ASP.--ABP Series 12, ABP domain layer-working Unit (unit of work)The ABP is "ASP. Boilerplate Project (ASP. NET Template