drop_collection()

This operation drops a collection.

Notes

This method applies to dedicated serving clusters and on-demand compute.

• For a collection in a serving cluster, please create MilvusClient with the cluster endpoint.

  • Free & Serverless

    https://{cluster-id}.serverless.{region}.vectordb.zillizcloud.com

  • Dedicated

    https://{cluster-id}.{region}.vectordb.zillizcloud.com:19530

• For a collection in on-demand compute, create MilvusClient with the project endpoints.

  https://{project-id}.{region}.api.zillizcloud.com

Request syntax

python

drop_collection(
    collection_name: str,
    timeout: Optional[float] = None,
    **kwargs,
) -> None

PARAMETERS:

• collection_name (str) -

  [REQUIRED]

  The name of an existing collection.

• 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.

Examples

python

from pymilvus import MilvusClient

client = MilvusClient(
    uri="YOUR_CLUSTER_ENDPOINT",
    token="YOUR_CLUSTER_TOKEN"
)

# Create a collection
client.create_collection(
    collection_name="test_collection",
    dimension=5
)

# List collections
res = client.list_collections()
# ['test_collection']

# Drop the collection
client.drop_collection(collection_name="test_collection")

# Verify
res = client.list_collections()
# []