Get Example source ABAP code based on a different SAP table
ABAP_CDS_DDL - DDIC-Based View, cds_cond>, CASE> Rules for conditions cds_cond >> in a complex case distinction > of a ABAP_CDS_V1_VIEW > view:
All relational operators are allowed.
lhs> expects a field> of a data source data_source>>.
A field> of a data source data_source>>, a literal> with optional domain prefix, a parameter>, a session variable>, or a built-in function> can be specified for rhs> (with the exception of the operator LIKE>>).
A field of a data source can be specified using a path expression path_expr>.element>, as long as the CDS associations of the expression do not have any non-SQL CDS entity> as association targets> and the expression is unique:
The cardinality> of the contained CDS associations> is to-one.
The path expression only contains
filter conditions> with addition 1:>. element> can be used to specify an element of the association target> of the last CDS association of the path.
Other expressions and function calls are not allowed.