Field help (ATBCODIND) 

This field corresponds to the name under which the index is known in the database. A standard is used in all the tables in the application : it consists of naming the keys by using the abbreviation for the table, followed by 0 for the principal key, by 1 for the second key, etc.... For the specific/customization, start this code with one of the following three letters : X,Y or Z.