Slot: consider_nulls_inequal
By default, None values are considered equal for the purposes of comparisons in determining uniqueness. Set this to true to treat missing values as per ANSI-SQL NULLs, i.e NULL=NULL is always False.
URI: linkml:consider_nulls_inequal
Applicable Classes
| Name | Description | Modifies Slot |
|---|---|---|
| UniqueKey | a collection of slots whose values uniquely identify an instance of a class | no |
Properties
- Range: Boolean
Identifier and Mapping Information
Schema Source
- from schema: https://w3id.org/linkml/meta
LinkML Source
name: consider_nulls_inequal
description: By default, None values are considered equal for the purposes of comparisons
in determining uniqueness. Set this to true to treat missing values as per ANSI-SQL
NULLs, i.e NULL=NULL is always False.
from_schema: https://w3id.org/linkml/meta
rank: 1000
domain: unique_key
alias: consider_nulls_inequal
domain_of:
- unique_key
range: boolean