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ClaudeandClaude Opus 4.7
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Remove redundant <p> paragraphs that restate the class name. Keep @author/@version/@since tags consistent across all classes. Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
DC3 Common Postgres
Overview
dc3-common-postgres is the shared PostgreSQL and MyBatis-Plus configuration module of the IoT DC3 platform. It
auto-configures datasource, paging plugin, and common MyBatis
utility support for all services that use PostgreSQL as their primary storage.
Module Information
- Group ID: io.github.pnoker
- Artifact ID: dc3-common-postgres
- Version: 2026.5.5
Key Components
| Component | Purpose |
|---|---|
MybatisPlusConfig |
Configures MybatisPlusInterceptor with pagination plugin; sets default enum type handler |
MybatisUtil |
Utility methods for building MyBatis-Plus LambdaQueryWrapper conditions from query objects |
ActivePostgresProfileConfig |
Profile-conditional config activation |
Configuration Properties
Uses dynamic-datasource-spring-boot-starter for multi-datasource support:
spring:
datasource:
dynamic:
datasource:
master:
url: jdbc:postgresql://${POSTGRES_HOST:dc3-postgres}:${POSTGRES_PORT:35432}/${POSTGRES_DB:dc3}?currentSchema=${POSTGRES_SCHEMA:dc3_manager}&...
username: ${POSTGRES_USERNAME:dc3}
password: ${POSTGRES_PASSWORD:dc3dc3dc3}
Schema Isolation
Each center service uses a separate Postgres schema via currentSchema in the JDBC URL:
| Service | Schema |
|---|---|
dc3-center-auth |
dc3_auth |
dc3-center-manager |
dc3_manager |
dc3-center-data |
dc3_data |
Build Instructions
mvn -s ../../.mvn/settings.xml clean package
Related Modules
dc3-common-manager,dc3-common-auth,dc3-common-data— Include this as a dependency for Postgres accessdc3-common-dal— Builds on top of this for shared DAL entities
License
Copyright 2016-present the IoT DC3 original author or authors.
Licensed under the GNU Affero General Public License v3.0 (AGPL 3.0)