Description: Returns the Description field of the latest applicable BDP row for the current object, product and effective time read from the current record.
Calling convention: BDPDesc("BDPEntryName": String, "ProductEntryName": String, "TimeEntryName": String)
Parameters:
BDPEntryName: entry identifying the BDP definition.
ProductEntryName: entry containing Product_ID.
TimeEntryName: entry containing the effective timestamp.
Returns: Selected Description Variant or NULL when no applicable row or required value exists. Without a current DBForm the result can remain undefined.
Availability: Default; requires a current object and record.
Example:
Hint := BDPDesc("NominalRate", "Product", "StartTime");