# MaxDB components

| [tMaxDBInput](https://help.qlik.com/talend/en-US/components/8.0/maxdb/tmaxdbinput) | Reads a database and extracts fields based on a query. |
| --- | --- |
| [tMaxDBOutput](https://help.qlik.com/talend/en-US/components/8.0/maxdb/tmaxdboutput) | Writes, updates, makes changes or suppresses entries in a database. |
| [tMaxDBRow](https://help.qlik.com/talend/en-US/components/8.0/maxdb/tmaxdbrow) | Acts on the actual DB structure or on the data (although without handling data),<br>depending on the nature of the query and the database. |