SAP CDS COND EXPR NULL V1

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• IS NULL ABAP_CDS_DDL_OPERATOR

ABAP_CDS_DDL - DDIC-Based View, cds_cond, NULL

ABAP_SYNTAX
.... lhs IS $[NOT$] NULL ...

What does it do?
Identifies the null value in a ABAP_CDS_V1_VIEW . The relational expression is true if the value of lhs is (not) the null value.
The operand lhs must stick to the context-dependent rules listed in topic CDS DDL - DDIC-based View, cds_cond, Operands.
lhs can have any data type except for STRING, RAWSTRING, and GEOM_EWKB.