PyMilvus 2.2.0 Release Notes

PyMilvus API changes between PyMilvus2.2 and PyMilvus2.1

1. New APIs

Support RBAC (Role Based Access Control)

Renamed APIs in utility

Methods in 2.1.x	Methods in 2.2.x
utility.create_credential	utility.create_user
[No change]utility.reset_password	utility.reset_password
utility.update_credential	utility.update_password
utility.delete_credential	utility.delete_user
utility.list_cred_users	utility.list_usernames
-	utility.list_roles
-	utility.list_user
-	utility.list_users

New class Role

• property:
  • Role.name
• methods:
  • Role.create
  • Role.drop
  • Role.add_user
  • Role.remove_user
  • Role.get_users
  • Role.is_exist
  • Role.grant
  • Role.revoke
  • Role.list_grant
  • Role.list_grants

Support bulk insert data

1. utility.do_bulk_insert
2. utility.get_bulk_insert_state
3. utility.list_bulk_insert_tasks

Add flush

1. Collection.flush()

2. More functional and compatible APIs

Support search/query pagination

Support collection TTL (Time to Live)

Add properties support when init Collection

Collection(name="a", data=data, schema=schema, properties={"collection.ttl.seconds": 1800})

3. Enhanced APIs

num_entities doesn't invoke flush inside

create_index:

• doesn't invoke flush inside.
• support FLAT, DiskANN, and, AutoIndex index type
• support naming an index
• support to create index for string field

Collection.drop:

• doesn't invoke Collection.release() and index.drop() inside.

4. Removed APIs

1. calc_distance()