Select all that apply.

• A

  Compounding is easier to filter in queries because the objects are separate whereas with concatenation, the key string needs to be masked

• B

  Compounding is easier for users to understand because it is based on a 1:1 object mapping but concatenation is more complex for users to understand and decipher

• C

  Concatenation uses a single key value but compounding uses more than one

• D

  Adding key fields in concatenation is easier because only the transformation needs to be changed but in compounding structures need to be changed and data re-loaded

• E

  Compounding is supported in the definition of the lnfoObject whereas concatenation requires the creation of new database tables