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has_partition()

This operation checks whether the specified partition exists in the specified collection.

Request syntax

has_partition(
collection_name: str,
partition_name: str,
timeout: Optional[float] = None
) -> bool

PARAMETERS:

  • collection_name (str) -

    [REQUIRED]

    The name of an existing collection.

  • partition_name (string)

    [REQUIRED]

    The name of the partition to check.

  • timeout (float | None)

    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:

bool

RETURNS:

A boolean value indicating whether the specified partition exists.

EXCEPTIONS:

  • MilvusException

    This exception will be raised when any error occurs during this operation.

Example

from pymilvus import MilvusClient

# 1. Create a milvus client
client = MilvusClient(
uri="https://inxx-xxxxxxxxxxxx.api.gcp-us-west1.zillizcloud.com:19530",
token="user:password"
)

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

# 3. Create a partition
client.create_partition(
collection_name="test_collection",
partition_name="partition_A"
)

# 4. Check whether the partition exists
client.has_partition(
collection_name="test_collection",
partition_name="partition_A"
)

# True