DBeast MCP Server

Expert-level PostgreSQL database analysis MCP server for AI assistants.

Local serverstdioPython

What is the DBeast MCP Server?

Expert-level PostgreSQL database analysis MCP server for AI assistants.

What it actually does

DBeast connects AI assistants such as Claude, Cursor, Windsurf, and VS Code Copilot to PostgreSQL through the Model Context Protocol. Instead of exposing one broad execute_sql escape hatch, DBeast provides 21 focused tools for schema discovery, safe query execution, impact analysis, performance review, security checks, maintenance reporting, replication monitoring, and data quality inspection.

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Maintainer setup documentation.

Recorded tools

Check the linked publisher documentation and your connected client's tool list. Names and availability can vary with the server version and account permissions.

ToolWhat it does
connectConnect to PostgreSQL, check current status, or discover local databases
disconnectClose the current database connection
health_checkVerify connectivity, pool health, PostgreSQL version, and extensions
get_schemaList schemas, tables, columns, indexes, relationships, and optional Mermaid ERDs
dependency_analysisMap object dependencies before renaming, dropping, or changing database objects
execute_queryRun read-only SELECT queries with automatic row-limit injection
analyze_queryParse and inspect query structure, warnings, and optimization hints
query_optimizerRecommend indexes and rewrites for a given query
analyze_impactPreview write-query impact, risk level, affected rows, and rollback context without executing
database_healthReview cache hit rates, connections, transaction age, table health, and overall health signals
query_performanceReport slow or expensive queries from PostgreSQL statistics
security_auditInspect roles, privileges, superuser accounts, and public schema exposure
sensitive_data_scanDetect likely PII or secrets by column names and schema patterns
maintenance_analysisReview vacuum status, dead tuples, analyze timestamps, and index health
partition_analysisInspect partition health, row distribution, and missing partition risks
data_quality_reportAnalyze null rates, cardinality, value distributions, and outliers
duplicate_detectionFind duplicate rows across selected key columns
configuration_reviewReview PostgreSQL configuration and tuning opportunities
replication_statusInspect replication lag, WAL sender/receiver state, and replication slots
get_audit_logsRetrieve logged MCP tool calls for a given date
list_audit_filesList available audit log files

How to install the DBeast MCP Server

{
  "mcpServers": {
    "dbeast": {
      "type": "stdio",
      "command": "python",
      "args": [
        "/absolute/path/to/DBeast/src/server.py"
      ],
      "env": {
        "DATABASE_URL": "postgresql://user:password@localhost:5432/mydb"
      }
    }
  }
}

From the project documentation. Replace placeholders and example paths before connecting.

Configuration

VariableDescriptionRequired
DATABASE_URLDeclared in the maintainer’s client configuration.Check documentation

Example prompts to try

  • “Use DBeast to Connection.”
  • “Use DBeast to Security.”
  • “Use DBeast to Maintenance.”

Frequently asked questions

Expert-level PostgreSQL database analysis MCP server for AI assistants. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.