When you select data using index you got some subset of space data.
You can export collection using export button, but truncate button will cleanup whole space.
Truncate button should use selected data scope and perform delete requests on it using transaction.
When you select data using index you got some subset of space data.
You can export collection using export button, but truncate button will cleanup whole space. Truncate button should use selected data scope and perform delete requests on it using transaction.