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Maven Dependencies Include the required starters in your pom.xml: <dependencies> <dependency> <groupId>com.baomidou</groupId> <artifactId>mybatis-plus-boot-starter</artifactId> <version>3.5.5</version> </dependency> <dependency> <groupId&g ...

Build Configuration and Dependencies Initialize the project by declaring the required libraries in the Maven descriptor. This setup establishes the core web framwork, incorporates the MyBatis-Plus persistence extension, adds the official MySQL driver, and integrates the Druid connection pool for efficient resource handling. <?xml version=&qu ...

Database Setup This example demonstrates a read-write database separation setup. The write database (mybatis1) handles write operations, while the read database (mybatis) handles read operations. Both databases share identical table structures. Write Database Schema CREATE DATABASE `mybatis1` DEFAULT CHARACTER SET utf8; CREATE TABLE `user` ( ...

Integration Steps To integrate MyBatis with a Spring Boot project, start by adding necessary dependencies to your pom.xml: <dependencies> <!-- MySQL Driver --> <dependency> <groupId>mysql</groupId> <artifactId>mysql-connector-java</artifactId> <version>8.0.33</ve ...

Componant Implementation DataSource Annotation DataSource.java AspectJ Implementation DataSourceAspect.java Data Source Constants DataSourceConstants.java Dynamic Data Source DynamicDataSource.java Configuration DataSourceConfig.java DataSource Annotation package com.example.datasource.config; import java.lang.annotation.*; ...

In production-grade software development, storing database credentials in plain text within configuration files poses a significant security risk. To mitigate this, it is standard practice to encrypt sensitive information. This article demonstrates how to leverage the Alibaba Druid connection pool to encrypt and decrypt database passwords asymm ...

Method 1: Using @Value for Property Injection Step 1: Define a properties file (e.g., jdbc.properties) jdbc.driverClassName=com.mysql.cj.jdbc.Driver jdbc.url=jdbc:mysql://127.0.0.1:3306/leyou jdbc.username=root jdbc.password=123456 Step 2: Create a configuration class using @Value package com.caicia.config; import com.alibaba.druid.pool.Druid ...

Database connection pooling is a foundational optimization in modern Java applications, especially within Spring Boot ecosystems. Misconfigurations or misunderstandings of pool behavior frequently lead to subtle production issues — such as stale connections, timeouts, or resource exhaustion — even among seasoned developers. Why Connection Pools ...

Maven Dependencies Add the following dependencies to you're pom.xml: <!-- MyBatis integration for Spring Boot --> <dependency> <groupId>org.mybatis.spring.boot</groupId> <artifactId>mybatis-spring-boot-starter</artifactId> <version>1.3.1</version> </dependency> <!-- MySQL ...

MyBatis is a lightweight SQL-mapping framweork that removes most JDBC boiler-plate while still giving full control over SQL. The following walkthrough shows how to integrate it into a Spring Boot project and perform common CRUD operations. Project bootstrap and data source configuration Create a new Spring Boot project with the spring-boot- ...