To: [email protected] 
Subject: Use of system tables for identity columns

Regarding the new identity column feature in Firebird 3 alpha:

The new fields rdb$generator_name and rdb$identity_type are now defined in 
rdb$relation_fields.

I think it would be more consistent if they were stored in rdb$fields (like eg. 
rdb$computed_source).

rdb$relation_fields should only be used for properties that can be overriden on 
field level from a domain definition, like default value (rdb$default_source) 
or not null (rdb$null_flag).
But for rdb$generator_name and rdb$identity_type this is not the case, like it 
is not the case for computed by (rdb$computed_source).

Do you agree?

Kind regards,
Robert.
NL
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