OpenCode MySQL Connector
A MySQL MCP server providing tools to query and explore MySQL databases via stdio transport.
README
OpenCode MySQL Connector
A MySQL MCP (Model Context Protocol) server for OpenCode. Provides tools to query and explore MySQL databases via stdio transport.
Environment Variables
| Variable | Required | Default |
|---|---|---|
MYSQL_HOST |
Yes | — |
MYSQL_PORT |
No | 3306 |
MYSQL_USER |
Yes | — |
MYSQL_PASSWORD |
Yes | — |
MYSQL_DATABASE |
Yes | — |
Tools
| Tool | Description |
|---|---|
execute_query |
Execute a MySQL SQL query (SELECT, INSERT, UPDATE, DELETE, DDL). Supports parameterized queries. |
list_tables |
List tables in a database with optional row counts and a LIKE name filter. |
describe_table |
Get table structure: columns, types, nullability, keys, and defaults. |
explain_query |
Get the EXPLAIN execution plan for a SQL query. |
get_schema |
Get the DDL (CREATE TABLE) for all tables in a database. |
check_connection |
Verify the connector can reach the MySQL server. |
Prompts
| Prompt | Description |
|---|---|
show_table_context |
Get a ready-to-use table schema context for a given table name. |
Setup
npm install
npm run build
Usage
MYSQL_HOST=localhost \
MYSQL_USER=root \
MYSQL_PASSWORD=secret \
MYSQL_DATABASE=mysqldatabase \
MYSQL_PORT=3306 \
npm start
License
ISC
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