MySQL MCP 服务器
此MCP服务器提供对MySQL数据库的只读访问。
功能
- 列出可用数据库
- 列出数据库中的表
- 描述表结构(包含字段备注)
- 执行只读SQL查询
安装
1. 从NPM安装
# 全局安装
npm install -g @valuprosys/mysql-mcp-server
# 或在项目中本地安装
npm install @valuprosys/mysql-mcp-server
2. 配置环境变量
服务器需要以下环境变量:
MYSQL_HOST: 数据库服务器地址MYSQL_PORT: 数据库端口 (默认: 3306)MYSQL_USER: 数据库用户名MYSQL_PASSWORD: 数据库密码MYSQL_DATABASE: 默认数据库名 (可选)
3. 添加到MCP配置
在MCP配置文件中添加以下配置:
{
"mcpServers": {
"mysql": {
"command": "npx",
"args": ["@valuprosys/mysql-mcp-server"],
"env": {
"MYSQL_HOST": "your-mysql-host",
"MYSQL_PORT": "3306",
"MYSQL_USER": "your-mysql-user",
"MYSQL_PASSWORD": "your-mysql-password",
"MYSQL_DATABASE": "your-default-database"
},
"disabled": false,
"autoApprove": [
"list_databases",
"list_tables",
"describe_table",
"execute_query"
]
}
}
}
可用工具
list_databases
列出MySQL服务器上所有可访问的数据库。
参数: 无
list_tables
列出指定数据库中的所有表。
参数:
database(可选): 数据库名称 (未指定时使用默认数据库)
describe_table
显示指定表的详细结构。
参数:
database(可选): 数据库名称 (未指定时使用默认数据库)table(必填): 表名称
execute_query
执行只读SQL查询。
参数:
query(必填): SQL查询语句 (仅允许SELECT、SHOW、DESCRIBE和EXPLAIN语句)database(可选): 数据库名称 (未指定时使用默认数据库)
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