Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
PostgreSQL MCP server with 14 tools for querying, schema exploration, and table analysis. Features security-first design with SQL injection prevention and read-only by default.
A Model Context Protocol (MCP) server for GreptimeDB
Quality signal
52/100 (Fair)
40/100 (Fair)
Install path
npx · high
npx · high
Engagement
2 0 0 10
3 0 0 29
Tools
Read-only SQL query execution with optional write enablementSchema exploration including listing schemas, tables, views, and functionsTable analysis covering structure, indexes, constraints, and statisticsQuery performance tools such as EXPLAIN and table health analysisSecurity features including SQL injection prevention and credential protectionSupport for multiple database connections with aliasing and default selection
Execute SQL, TQL (PromQL-compatible), and RANGE queriesDescribe table schema, metadata, and sample rowsAnalyze query plans with runtime and partition metricsManage pipelines: list, create, dry-run, and deleteManage dashboards: list, create/update, and deleteSecurity features: read-only mode, data masking, audit logging
