The Base Table option in the Query Builder allows users to select the primary table for the dataset from the selected data source.

After selecting a data source, the available tables are displayed in the Select Base Table dropdown.
The dropdown displays the tables available in the selected data source, such as:
- access_rights
- accessories
- accessories_consumption
- accessories_master
- accessories_temp
- accounts
- accounts_advance_advice
Select the required table from the Select Base Table dropdown to use it as the base table for the dataset.