dameng-mcp

dameng-mcp

MCP server for Dameng database that enables querying and managing database objects via JDBC, including tools for schemas, tables, views, indexes, and more.

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README

达梦数据库 MCP Server

使用 JDBC 连接达梦数据库,暴露为 MCP 工具,供 AI 编码助手直接查询。

新增优化

  • JDBC statement 级查询超时(并保留 timer fallback)
  • describe_table 现在包含主键 / 唯一约束 / 外键信息
  • 新增 dameng_health_check
  • 新增 dameng_list_indexes
  • 新增 dameng_list_procedures
  • 新增 dameng_list_triggers
  • 新增 dameng_list_synonyms
  • 增加 MCP list_tools 启动验证测试

快速开始

cd dameng-mcp
pip install -e .
cp .env.example .env
python -m dameng_mcp.server

MCP 工具

工具 用途
dameng_query 执行只读 SQL
dameng_list_schemas 列出 schema
dameng_list_tables 列出表
dameng_describe_table 查看表结构、主键、唯一约束、外键
dameng_list_views 列出视图
dameng_list_indexes 查看指定表索引
dameng_list_procedures 列出过程对象(存储过程 / 函数 / 包)
dameng_list_triggers 列出触发器
dameng_list_synonyms 列出同义词
dameng_explain 查看执行计划
dameng_health_check 检查连接健康与延迟

测试

pytest tests/ -v

真实数据库联调:

DM_TEST_HOST=... \
DM_TEST_PORT=5236 \
DM_TEST_DATABASE=... \
DM_TEST_USER=SYSDBA \
DM_TEST_PASSWORD=... \
DM_TEST_SCHEMA=... \
JAVA_HOME=... \
pytest tests/ -v

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