C
cverbiest
Guest
Add an extra "initial" value to _field, the initial value for existing records . Currently there is no way to distinguish between the initial value a field should have and the initial value that is assigned to existing record. Certain changes have to be made with 2 dfs 1. load a df with the initial value for the exisiting records 2. load a df correcting Example 1 : mandatory field with initial ? cannot be added in one go. Example 2 : new field StartDate, initial today cannot be set to unknown for the exisiting records. Both examples require manually changing incremental dfs made to propagate the change from a schema database to the real db.
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