Bulk delete data
Stay organized with collections
Save and categorize content based on your preferences.
To bulk delete data from your database, we recommend that you use the
drop() command.
drop() command
For Firestore Enterprise edition databases with
MongoDB compatibility, use the MongoDB drop() command as the
primary
way to delete an entire collection.
Billing for drop operations
A flat rate of 1 write unit is charged for all drop collection operations.