list_collections()

This operation lists all collections in the database used in the current connection.

Request Syntax

list_collections(
    timeout: float | None,
    using: str = "default",
)

PARAMETERS:

• 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.

• using (str) -

  The alias of the employed connection.

  The default value is default, indicating that this operation employs the default connection.

RETURN TYPE:

list

RETURNS: A list of collection names.

EXCEPTIONS:

• MilvusException

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

Examples

from pymilvus import connections, utility

connections.connect()

utility.list_collections()

Related operations

The following operations are related to list_collections():

• drop_collection()

• flush_all()

• get_query_segment_info()

• has_collection()

• has_partition()

• rename_collection()