# MapRDB components

| [tMapRDBClose](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdbclose) | Closes an MapRDB connection you have established in a same Job. |
| --- | --- |
| [tMapRDBConfiguration](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdbconfiguration) | Stores connection information and credentials to be reused by other MapRDB<br>components. |
| [tMapRDBConnection](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdbconnection) | Establishes a MapRDB connection to be reused by other MapRDB components in a same<br>Job. |
| [tMapRDBInput](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdbinput) | Reads data from a given MapRDB database and extracts columns of<br>selection. |
| [tMapRDBLookupInput](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdblookupinput) | Provides lookup data to the main flow of a streaming Job. |
| [tMapRDBOutput](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprdboutput) | Writes columns of data into a given MapRDB database. |
| [tMapROjaiInput](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprojaiinput) | Reads documents from a MapR-DB database to load the data in a given Job. |
| [tMapROjaiOutput](https://help.qlik.com/talend/r/en-US/7.3/components/maprdb/tmaprojaioutput) | Inserts, replaces or deletes documents in a MapR-DB database to be used as document<br>database, based on the incoming flow from the preceding component in the Job. |