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toc Transaction Actualities, Views, Triggers, and Stored Procedures at the Core of mysql A detailed analysis of mysql essential core knowledge transactions What is a transaction? A database transaction is usually an operation that reads or writes a database. The first is to provide a way for database operations to recover from failure to no ...

Sorted installation package Link: https://pan.baidu.com/s/1J8hVp-9p5yIMMc2jBUu5XA Extraction code: 123b 1, Introduction to LAMP 1. Concept of LAMP LAMP platform is a complete set of systems and related software for collaborative work. It can provide dynamic Wen site services and application development environment. It is the most matur ...

Troubleshooting process of MySQL master-slave replication 1, Overview MySQL master-slave is one of the commonly used high availability architectures, and it is also the most widely used system architecture. In the production environment, MySQL master-slave replication sometimes has replication errors. Coordinator stopped beacause there were err ...

Access MySQL with Go The database/sql package of Go language provides a general interface to connect SQL databases or SQL like databases, but does not provide specific database drivers. When using it, at least one database driver must be injected. Implement basic CRUD 1. Create database and database tables Enter the database cmd through th ...

Deploy mysql Cluster with M-M architecture The whole mysql5 7 database, and then do database master-slave synchronization, and then let the two database machines be master-slave to each other Environment: CentOS 7, mysql5 7 (the version of MySQL used as the master and slave of the database must be consistent) On the master database serv ...

MySql learning notes 1, SQL, DB, DBMS DB: the database actually exists as a file on the hard diskDBMS: database management system, softwareSQL: Structured Query Language 2, Watch Table - table is the basic unit of database. All data is stored in the tableA table includes rows and columns: Line: called data and recordColumns: called field ...

Author: Yang TaotaoSenior database expert, specializing in MySQL for more than ten years. He is good at backup and recovery, SQL tuning, monitoring, operation and maintenance, high availability architecture design related to MySQL, PostgreSQL, MongoDB and other open source databases. At present, he works in aikesheng, providing MySQL related te ...

1. Development process of mybatis Mybatis official website: https://mybatis.org/mybatis-3/zh/index.html Introducing MyBatis dependencyCreate core profileCreate entityCreate Mapper mapping fileInitialize SessionFactoryUsing SqlSession object to manipulate data 1.1 introduction of MyBatis dependency (Maven) <?xml version="1.0" encoding ...

Design of main functional modules: Login registration, homepage information browsing, course selection classification viewing, course selection details viewing, comment exchange, collection, browsing volume, background data management, user management, course selection category management, course selection information details management, com ...

Mybatis 1. Introduction 1.1 what is Mybatis [the external chain image transfer fails. The source station may have an anti-theft chain mechanism. It is recommended to save the image and upload it directly (img-mgxkj2dd-1624359914422) (C: \ users \ administrator \ appdata \ roaming \ typora \ typora user images \ image-20210607142647545. P ...