hydradb_query

MCP tool from Hydradb MCP by hydra-db

Search memories and knowledge together, with knowledge-graph context

How to use it

Project documentation lists hydradb_query for the Hydradb MCP MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), then check which tools your installed version makes available. Tool availability can depend on configuration and credentials. A server handshake does not verify this tool’s behavior. See the full listing for setup details.

Install Hydradb MCP

$npx -y @hydradb/mcp@latest
FULL HYDRADB MCP LISTING

Other tools in Hydradb MCP (15)

hydra_db_delete_memory

hydradbdelete

hydra_db_fetch_content

hydradbinspect

hydra_db_search

hydradbquery

hydradb_delete

Remove one or more items by id, irreversibly

hydradb_feedback

Report whether a query's results were useful, by its requestid

hydradb_graph_admin

Create a graph database; drop a collection or a database

hydradb_graph_collections

List the graphs in a graph database

hydradb_graph_query

Run Cypher — reads and writes

hydradb_ingest

Save a note, a document, or a conversation

hydradb_inspect

Fetch one source's full content by id

hydradb_list

Enumerate one family — every memory, or every knowledge source

hydradb_status

Check whether an ingested source has finished indexing

hydradb_subgraph

Everything connected to one item — its thread, replies, parents, children, links

relations

the edges among them as {from, to, type}, so a client can rebuild

shortestPath

belongs in RETURN/WITH, not MATCH p = ..., and must be directed.