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Local Database Handling

GreenDAO Local Database​

Introduction​

This part of the document outlines the implementation of a local database within an ZM application utilizing GreenDAO, a robust Object-Relational Mapping (ORM) library.

Features​

  • Lightweight and efficient.
  • Auto-generates database schema and object mappings.
  • Supports complex queries with ease.
  • Easy integration with Android projects.

Configuration Steps​

  1. Add Dependencies
buildscript {
    repositories {
        mavenCentral()
    }
    dependencies {
        classpath 'org.greenrobot:greendao-gradle-plugin:3.3.0' // Plugin version
    }
}

apply plugin: 'org.greenrobot.greendao'

dependencies {
    api 'org.greenrobot:greendao:3.3.0'
}

  1. Sync the Project

Sync your project to apply the dependencies.

Generate DAO Classess​

Configure GreenDAO​

Add configuration to your build.gradle file to specify where the generated files

greendao {
    schemaVersion 1 // Database schema version
    daoPackage 'com.example.app.dao' // Package for DAO classes
    targetGenDir 'src/main/java' // Directory for generated files
}