# BigData | Module | Type | Description | | ----------- | ----------------- | --------------------------------------------------------------------------------------- | | ApacheHBase | CloseSource | Closes the specified source connection | | | GetNextRecord | Fetches the next record from the specified source connection | | | InitializeSource | Initializes a source for reading data records | | | LookupRecord | Fetches a specific record from a source connection | | ApacheHive | CloseSource | Closes the specified source connection | | | GetNextRecord | Fetches the next record from the specified source connection | | | InitializeSource | Initializes a source for reading data records | | | LookupRecord | Fetches a specific record from a source connection | | Greenplum | CloseSource | The CloseSource activity closes the specified source connection | | | CloseTarget | Closes the specified target connection | | | DeleteRecord | Deletes the specified target record | | | ExecuteStatements | Executes custom SQL statements on a connection | | | GetNextRecord | The GetNextRecord activity fetches the next record from the specified source connection | | | InitializeSource | Initializes a connection for reading data records at run time. | | | InitializeTarget | Initializes a connection where output records will be saved. | | | LookupRecord | The LookupGreenplumRecord activity fetches a specific record from a source connection | | | MapRecordFields | Sets the values of the specified DataFields in a target connection | | | SaveRecord | Saves the specified target record | | HPCC | CloseSource | The CloseSource activity closes the specified source connection | | | GetNextRecord | The GetNextRecord activity fetches the next record from the specified source connection | | | InitializeSource | Initializes a connection for reading data records at run time. | | | LookupRecord | The LookupHPCCRecord activity fetches a specific record from a source connection | | SparkSQL | CloseSource | The CloseSource activity closes the specified source connection | | | GetNextRecord | The GetNextRecord activity fetches the next record from the specified source connection | | | InitializeSource | Initializes a connection for reading data records at run time. | | | LookupRecord | The LookupSparkSQLRecord activity fetches a specific record from a source connection | --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.appstrategy.com/apprules-r-documentation/platform/platform-features/actions/action-categories/actions-datasource/bigdata.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.