gravitino.api.expressions.sorts.null_ordering.NullOrdering¶
- class gravitino.api.expressions.sorts.null_ordering.NullOrdering(value)¶
Bases:
Enum
A null order used in sorting expressions.
- __init__()¶
Attributes
Nulls appear before non-nulls.
Nulls appear after non-nulls.
- NULLS_FIRST: str = 'nulls_first'¶
Nulls appear before non-nulls. For ascending order, this means nulls appear at the beginning.
- NULLS_LAST: str = 'nulls_last'¶
Nulls appear after non-nulls. For ascending order, this means nulls appear at the end.