def METHOD_NAME():
    if utility.has_collection(COLLECTION_NAME):
        utility.drop_collection(COLLECTION_NAME)
    field1 = FieldSchema(name="id", dtype=DataType.INT64, auto_id=True, is_primary=True)
    field2 = FieldSchema(name="vector", dtype=DataType.FLOAT_VECTOR, dim=DIM)
    field3 = FieldSchema(name="desc", dtype=DataType.VARCHAR, max_length=100)
    schema = CollectionSchema(fields=[field1, field2, field3])
    collection = Collection(name=COLLECTION_NAME, schema=schema)
    print("Collection created")
    return collection.schema