Available Tools¶

mcp-datahub provides the following MCP tools for interacting with DataHub.

Multi-Server Support¶

All tools accept an optional connection parameter to target a specific DataHub server in multi-server environments. Use datahub_list_connections to discover available connections.

Parameter	Type	Required	Description
`connection`	string	No	Named connection to use (see `datahub_list_connections`)

datahub_list_connections¶

List all configured DataHub server connections. Use this to discover available connections before querying specific servers.

Parameters: None

Returns: List of connections with name, URL, and default status.

Example Response:

{
  "connections": [
    {"name": "prod", "url": "https://prod.datahub.example.com", "is_default": true},
    {"name": "staging", "url": "https://staging.datahub.example.com", "is_default": false}
  ],
  "count": 2
}

datahub_search¶

Search for datasets, dashboards, pipelines, and other assets.

Parameters:

Parameter	Type	Required	Description
`query`	string	Yes	Search query string
`entity_type`	string	No	Filter by entity type (DATASET, DASHBOARD, etc.)
`limit`	integer	No	Maximum results (default: 10)
`offset`	integer	No	Pagination offset
`connection`	string	No	Named connection to use

Example:

Search for "customer" datasets

datahub_get_entity¶

Get detailed metadata for an entity by URN.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	DataHub URN of the entity
`connection`	string	No	Named connection to use

Example:

Get entity urn:li:dataset:(urn:li:dataPlatform:snowflake,db.schema.customers,PROD)

datahub_get_schema¶

Get schema fields for a dataset with descriptions.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	Dataset URN
`connection`	string	No	Named connection to use

Returns: Schema metadata including field names, types, and descriptions.

datahub_get_lineage¶

Get upstream and downstream lineage for an entity.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	Entity URN
`direction`	string	No	UPSTREAM, DOWNSTREAM, or BOTH (default: BOTH)
`depth`	integer	No	Maximum traversal depth (default: 3)
`connection`	string	No	Named connection to use

datahub_get_queries¶

Get SQL queries associated with a dataset.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	Dataset URN
`connection`	string	No	Named connection to use

Returns: List of SQL queries that reference this dataset.

datahub_get_glossary_term¶

Get glossary term definition and related assets.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	Glossary term URN
`connection`	string	No	Named connection to use

datahub_list_tags¶

List available tags in the catalog.

Parameters:

Parameter	Type	Required	Description
`filter`	string	No	Filter tags by name pattern
`connection`	string	No	Named connection to use

datahub_list_domains¶

List data domains in the organization.

Parameters:

Parameter	Type	Required	Description
`connection`	string	No	Named connection to use

Returns: List of all domains with their descriptions and entity counts.

datahub_list_data_products¶

List all data products in the catalog.

Parameters:

Parameter	Type	Required	Description
`connection`	string	No	Named connection to use

Returns: List of data products with their metadata.

datahub_get_data_product¶

Get detailed information about a data product.

Parameters:

Parameter	Type	Required	Description
`urn`	string	Yes	Data product URN
`connection`	string	No	Named connection to use