"How to connect and execute queries on a private SQL database" matching MCP servers:

A comprehensive MCP server that provides Claude with private journaling and semantic search capabilities for processing thoughts, reflections, and insights.

Stores journal entries locally with semantic search using multilingual embeddings, and optionally syncs to a Git remote.

Unofficial Notion MCP server built on Notion's private API (token_v2 cookie). Gives LLM agents full read/write access to the entire workspace — no integration token and no per-page sharing.

An Obsidian plugin that runs an MCP server, enabling AI agents to read, edit, search notes, and run Dataview queries in your vault.

A project-scoped private journaling and semantic search server for Claude, using local AI embeddings to capture technical insights, user context, and work-in-progress notes.

Searches Reddit for answers to questions and saves Q&A sessions to Notion.

Enables AI agents to inspect collections, create notes, manage decks, analyze tag hierarchies, and organize study cards programmatically via the AnkiConnect add-on.

Enables AI assistants to interact with Anki flashcard collections through the AnkiConnect add-on, allowing creation, modification, searching, and management of flashcards and decks.

MCP server that converts PDF, video, web, and audio inputs into structured Markdown notes with support for checkpointing, batch processing, and Obsidian integration.

MCP server for Apple Notes enabling read, search, write, and sync of notes with high fidelity, including styles, attachments, and bidirectional Markdown sync.

MCP server that provides secure access to a serverless Markdown wiki on AWS, enabling AI assistants to read, search, and edit pages with space-level permission checks and Bedrock-powered semantic search.

Enables forwarding Douyin or Bilibili video shares to Kimi for AI analysis and automatically writing the resulting Chinese notes into an Obsidian vault.

Enables writing text content to Markdown files with folder organization and overwrite control, and listing recent Markdown files.

Enables automatic collection and AI analysis of Slack messages to create organized Notion pages, supporting custom analysis directions like meeting minutes, issue extraction, and topic classification.

Converts XMind mind map files into structured Markdown documents, preserving hierarchy and optionally including metadata.

Turn Obsidian notes into agent-ready context, preview-only plans, and safe repo handoffs.

Enables personal knowledge management through Claude Desktop, allowing users to capture thoughts, connect ideas, and reflect on thinking changes via natural conversation.

A simple note storage system that lets users create and summarize notes with varying detail levels using Claude.

Enables users to manage a personal to-do list backed by SQLite, adding single or multiple tasks, listing incomplete tasks, renaming or updating task status, and marking tasks complete. All state persists in a local database created automatically on first run.

A TypeScript-based MCP server that enables users to query financial news, stock data, and index information while managing text notes with creation and summarization capabilities.