Carlos Mennens <carlos.menn...@gmail.com> writes:
> CREATE TABLE users
> (
> id integer PRIMARY KEY UNIQUE NOT NULL, --ID
> fname character varying(40) NOT NULL, --First name
> lname character varying(40) NOT NULL, --Last name
> email character varying NOT NULL, --email address
> office integer NOT NULL, --Office number
> dob date NOT NULL, --Date of birth
> age integer NOT NULL --Age
> )
> ;
>
> Is there a way in SQL I can have the users 'age' be auto adjusted
> based on the 'id' & 'dob'? I would assume this is possible because if
> you have 100 employees, I doubt someone has time to sit and change
> everyone's age from 31 > 32 on their birthday. Can someone please help
> explain how this works or what the SQL code would look like assuming
> that it's possible? I have no advanced far enough to see what triggers
> and views are so perhaps it's just my level with SQL in general.
I'd suggest not storing age but instead wrapping with a view that calls
date_trunc('year', now() - dob).
If you must store the age then you have to run a daily batch to make the
bulk update.
HTH
--
Jerry Sievers
e: gsiever...@comcast.net
p: 305.321.1144
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