To disable keyed searches on super descriptors that contain NC or NU constituent fields when criteria is not supplied for all columns of the super descriptor.
Example
Select * from localhost.dbo.adabas_file_15 where AA='1234' {forceadanonukey}
{forceadanonukey} only applies to NU or NC compound keys (super descriptors)..
For more information on how and when to use {forceadanonukey}, see Sub / Super Descriptor Handling.