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ABENCDS_PARAMETER_LIST_V2 - CDS PARAMETER LIST V2

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- CDS View Entity, parameter_list

... WITH PARAMETERS parameter1, parameter2, ...

Effect

Defines CDS parameters parameter1, parameter2, ... as input parameters of a CDS view entity in a comma-separated list.

An input parameter called pname can be accessed using the syntax $parameters.pname.

A parameter must be typed with an elementary data type. All data types listed in topic Typing are allowed, except for abap.accp, abap.geom_ewkb, and abap.rawstring.

It can be used as an operand in the following places in the SELECT statement of the view entity:

• Element in the SELECT list. An alias name is mandatory.

• Operand of an arithmetic expression. The parameter can have any of the numeric data types that are supported in arithmetic expressions in SELECT statements (see here).

• Operand of an aggregate expression. The parameter can have any of the data types that are supported in aggregate expressions in SELECT statements.

• Operand of a case distinction.

• Operand of a cast expression.

• Operand of a built-in function, as long as it has a suitable data type.

• Right side of an expression cds_cond in a WHERE clause or HAVING clause

• Right side of an expression cds_cond in an ON condition in an ABAP join or a CDS association

• Right side of an expression cds_cond in a filter condition of a path expression

• Right side of an expression cds_cond in the default filter condition of a CDS association

Example

The following CDS view entity has a list of three input parameters used in the WHERE clause of the SELECT statement. For information about passing actual parameters in a SELECT statement in ABAP, see the executable example SELECT, CDS View Entity with Input Parameters.

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