Lets agents query databases such as PostgreSQL, MySQL, SQL Server, BigQuery, Redshift and SQLite through Legion Query Runner.
接入配置
选择客户端，复制配置，再按项目文档补齐环境变量。
claude mcp add legion --env DB_TYPE='<DB_TYPE>' --env DB_CONFIG='<DB_CONFIG>' -- uvx database-mcp~/.codex/config.toml
[mcp_servers.legion]
command = "uvx"
args = ["database-mcp"]
env = { DB_TYPE = "<DB_TYPE>", DB_CONFIG = "<DB_CONFIG>" }
# codex mcp add legion --env DB_TYPE='<DB_TYPE>' --env DB_CONFIG='<DB_CONFIG>' -- uvx database-mcp~/.cursor/mcp.json
{
"mcpServers": {
"legion": {
"command": "uvx",
"args": [
"database-mcp"
],
"env": {
"DB_TYPE": "<DB_TYPE>",
"DB_CONFIG": "<DB_CONFIG>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"legion": {
"type": "stdio",
"command": "uvx",
"args": [
"database-mcp"
],
"env": {
"DB_TYPE": "<DB_TYPE>",
"DB_CONFIG": "<DB_CONFIG>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"legion": {
"command": "uvx",
"args": [
"database-mcp"
],
"env": {
"DB_TYPE": "<DB_TYPE>",
"DB_CONFIG": "<DB_CONFIG>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"legion": {
"command": "uvx",
"args": [
"database-mcp"
],
"env": {
"DB_TYPE": "<DB_TYPE>",
"DB_CONFIG": "<DB_CONFIG>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"legion": {
"command": "uvx",
"args": [
"database-mcp"
],
"env": {
"DB_TYPE": "<DB_TYPE>",
"DB_CONFIG": "<DB_CONFIG>"
}
}
}
}需要的环境变量
DB_TYPEDB_CONFIG
把占位值换成你自己的密钥；不要把密钥提交到代码仓库。