what makes sequence of database operations transaction

A database is a shared resource that can be used by multiple users. These user programs can be executed serially, with only one user program running at a time, and access to the database is performed, and other user programs must wait until the end

Originally intended to write about the transaction control process in the SSIS package, it was found that many of the basic concepts needed to be based on the isolation level of SQL Server transactions and transactions. So it took some time to get a

ACID, refers to the four characteristics of a transaction in a database management system (DBMS): atomicity (atomicity), consistency (consistency), isolation (isolation, also known as independence), persistence (durability). In a database system, a

4 basic features of a businessThe so-called transaction is a user-defined sequence of database operations, which are either done entirely or not, and are an inseparable unit of work. For example, in a relational database, a transaction can be an SQL

This article introduces the main causes and correct operation skills for recovering from transaction logs after the DB2 database crashes, if you are curious about the original and correct operation skills of restoring the DB2 database with

What is a transaction?In the MySQL environment, a transaction is composed of one or more SQL statements as a separate unit. Each SQL statement in this unit is mutually dependent, and the unit as a whole is inseparable. If a statement in a unit

MySQL experience 10-1 -- Transaction bitsCN. comMySQL experience 10-1 -- Transaction 1. in the MySQL environment, a transaction is composed of one or more SQL statements as a single unit. Each SQL statement in this unit is mutually dependent, and

MySQL experience 10-1-transaction 1. In the MySQL environment, a transaction is composed of one or more SQL statements as a separate unit. Each SQL statement in this unit is mutually dependent, and the Unit as a whole is inseparable. If a statement

Xa interface detailedThe X/open XA interface is a two-way system interface that forms a communication bridge between the transaction manager (Transaction Manager) and one or more resource managers (Resource Manager). The transaction manager controls

If you spend a lot of time doing Django database transactions, you'll learn that this is confusing. In the past, only a simple basic document was provided, and in order to know exactly how it was used, it was also necessary to create and perform