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Author: Yang Taotao Senior database expert, specializing in MySQL for more than ten years. Good at mysql, PostgreSQL, MongoDB and other open-source database related backup and recovery, SQL tuning, monitoring operation and maintenance, high availability architecture design, etc. At present, he is working in aikesheng, providing MySQL related ...

brief introduction For the enterprise application architecture, it is certainly not limited to one server. According to my imagination: at least one server that deploys the back-end interface; one server that deploys the front-end page; one server that acts as a proxy; one server that loads the database, etc., which does not include load balanc ...

One of the most important functions of micro-services is the call between services, which depend on each other.For example, e-commerce systems have order services and inventory services.When we buy a product, we need to generate orders and reduce inventory.Here we're going to use inter-service Feign calls. Feign is a lightweight framework for H ...

1. Background BoneCP used by friend company Mysql connection pool, the application accesses Mysql as domain name, which is configured as follows:   jdbc:mysql://order.mysql.xx.cn:3306/order?useUnicode=true&characterEncoding=UTF-8&allowMultiQueries=true All middleware access is through th ...

1. Steps of building parent project based on IDEA New maven project 2. Name of aggregation parent project Maven selected version Character encoding settings Annotation effective activation Java version selection 8 File Type filtering 2.pom file description 1.pom Document conten ...

Introduce dependency: <!-- MyBatis generator --> <dependency> <groupId>org.mybatis.generator</groupId> <artifactId>mybatis-generator-core</artifactId> <version>1.3.7</version> </dependency> <!--Mysql Database driven--> <depend ...

The built-in functions of MySQL can be roughly divided into the following categories: 1. Processing text functions of text data (such as splicing, case conversion, etc.); 2. A numerical function (such as an algebraic operation) that processes numerical data; 3. Date time class function; 4. System ...

I am trying to set up MySQL on Mac OS 10.6 using Homebrew through brew install mysql 5.1.52. All went well, and MySQL install dB was also successful. However, when I try to connect to the server using the following methods: /usr/local/Cellar/mysql/5.1.52/bin/mysqladmin -u root password 'mypass' I get: /usr/local/Cellar/mysql/5.1.52/ ...

Saltstack automatic operation and maintenance tools - preliminary environment deployment Document reference: 1.1 GitHub address;           https://github.com/ansible/ansible           https://github.com/saltstack/salt  1.2. Record the execution to mysql;        https://docs.saltstack.com/en/latest/ref/returners/all/       1, Comparison betwee ...

Author: Lu Lu Those who love technology and are willing to share are mainly engaged in the research of database related technology. Source: original contribution *Aikesheng is produced by the open source community. The original content cannot be used without authorization. Please contact the editor for reprint and indicate the source. 1. o ...