delete objects by filter conditions
Function Description
The function allows you to delete selected objects using SQL statements, which can be used to update data information.
Access Path
- Data->Data Processing->Vector->Delete Objects by Filter Conditions.
- Toolbox->Data Processing->Vector->Delete Objects by Filter Conditions.
Parameter description
- Source Dataset：
- Datasource: Sets the datasource where the dataset to delete objects is located.
- Dataset: Sets the dataset to delete objects.
- Parameters：
- Filter Expression: Click the ... button on the right to open the SQL Expression dialog box. In the dialog box, enter the filter expression; objects that match the filter expression will be deleted. For information on how to use SQL Expression, refer to SQL Expression.
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