drop_collection_properties()

This operation drops the specified collection properties.

Request Syntax

drop_collection_properties(
    self,
    collection_name: str,
    property_keys: List[str],
    timeout: Optional[float] = None,
    **kwargs,
)

PARAMETERS:

• collection_name (str) -

  The name of the target collection.

• property_keys (List[str]) -

  The names of the properties to drop in a list. Possible values are as follows:

  • collection.ttl.seconds

  • mmap.enabled

• timeout (Optional[float]) -

  The timeout duration for this operation.

  Setting this to None indicates that this operation timeouts when any response arrives or any error occurs.

RETURN TYPE:

NoneType

RETURNS:

None

EXCEPTIONS:

• MilvusException

  This exception will be raised when any error occurs during this operation, especially when the specified alias does not exist.

Example

from pymilvus import MilvusClient

# 1. Create a milvus client
client = MilvusClient(
    uri="http://localhost:19530",
    token="root:Milvus"
)

# upsert properties
property_keys = ["mmap.enabled", "collection.ttl.seconds"]

client.drop_collection_properties(
    collection_name="collection_name", 
    property_keys=property_keys
)