Class UnaryFilter (2.19.0)

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UnaryFilter(mapping=None, *, ignore_unknown_fields=False, **kwargs)

A filter with a single operand.

.. _oneof: https://proto-plus-python.readthedocs.io/en/stable/fields.html#oneofs-mutually-exclusive-fields

Attributes
Name	Description
op	google.cloud.firestore_v1.types.StructuredQuery.UnaryFilter.Operator The unary operator to apply.
field	google.cloud.firestore_v1.types.StructuredQuery.FieldReference The field to which to apply the operator. This field is a member of oneof_ operand_type.

Classes

Operator

Operator(value)

A unary operator.

    Requires:

    -  No other `NOT_EQUAL`, `NOT_IN`, `IS_NOT_NULL`, or
       `IS_NOT_NAN`.
    -  That `field` comes first in the `order_by`.
IS_NOT_NULL (5):
    The given `field` is not equal to `NULL`.

    Requires:

    -  A single `NOT_EQUAL`, `NOT_IN`, `IS_NOT_NULL`, or
       `IS_NOT_NAN`.
    -  That `field` comes first in the `order_by`.