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This guide demonstrates how to implement custom pagination queries using MyBatis-Plus within a Spring Boot application. Project Setup and Dependencies Ensure your project includes the necessary dependencies in your pom.xml: <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <a ...

Database Initialization Set up three distinct databases: primary_db, replica_a, and replica_b. The primary database will hold the initial records, while the replicas will only contain the schema. CREATE TABLE `inventory_item` ( `id` bigint NOT NULL AUTO_INCREMENT, `sku` varchar(50) NOT NULL, `name` varchar(200) NOT NULL, `type` varchar( ...

This article outlines the design and implementation of a smart warehouse management system built using a modern technology stack. The backend is powered by Spring Boot, the web frontend leverages Vue.js, and a mobile application is developed with UniApp, providing a comprehensive solution for efficient warehouse operations. Backend Framework: S ...

Storing Session Data as Hashes When handling user authentication, it is common to store user session objects in Redis. Since StringRedisTemplate requires serialized values, we must convert our Data Transfer Objects (DTOs) into a format compatible with Redis storage structures, such as a Hash, while ensuring all field values are strings. // Conv ...

Technical Stack Overview Backend Framework: SpringBoot SpringBoot provides embedded servers such as Tomcat, Jetty, and Undertow, eliminating the need for separate installations. Its auto-configuration feature automatically configures the application based on dependencies present in the project. This significantly simplifies the setup process by ...

Start by creating a Spring Boot project and add the necessary dependencies to the pom.xml file. <dependency> <groupId>com.baomidou</groupId> <artifactId>mybatis-plus-boot-starter</artifactId> <version>3.5.2</version> </dependency> <dependency> <groupId>mysql</groupId ...

This article presents a practical implementation of a student information management system built using Spring Boot, Vue.js, and MySQL. The system provides RESTful APIs for mangaing student records, including CRUD operations, search, and pagination. The frontend is developed with Vue 3 and Element Plus, while the backend uses Spring Boot 2.x wi ...

Project Setup with MyBatis-Plus and Gradle Start with a standard Spring Boot 2.3.x project using Gradle. Below is a minimal build.gradle configuration: plugins { id 'org.springframework.boot' version '2.3.12.RELEASE' id 'io.spring.dependency-management' version '1.0.11.RELEASE' id 'java' } group = 'com.example' version = '0.0.1-SNA ...

Pagination Configuration Using MyBatis-Plus Built-in Support package com.minster.yanapi.Config; import com.baomidou.mybatisplus.annotation.DbType; import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor; import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor; import org.springframework.context.annot ...

When working with MyBatis or MyBatis-Plus in Spring Boot applications, encountering "Invalid bound statement (not found)" exceptions typically indicates that mapper interfaces cannot locate their corresponding XML mapping files. This guide outlines common misconfigurations and their solutions. Mapper Location Configuration The primary ...