Sorry, there is only 2 tables. By referenced, I mean the following: Table A a_ID cost 1 5 2 5
Table B b_ID cost_1 cost_2 a_ID 1 5 5 2 2 5 5 2 Expected Results: For record 1 in Table A the Cost would be 5 and for record 2 the Cost would be 20. On Aug 23, 7:47 pm, ddf <orat...@msn.com> wrote: > On Aug 23, 7:29 pm, Mark <markdanielmal...@gmail.com> wrote: > > > > > I need to translate the pseudo following into a SQL statement > > > 3 tables linked in a one to many relationship > > > Table A > > a_ID > > cost > > > Table B > > b_ID > > cost_1 > > cost_2 > > *a_ID > > > if Table A is referenced in Table B then > > return the sum (cost_1 + cost_2) from Table B of all the > > referenced records > > otherwise > > return cost from Table A > > What is the third table? I see only two. > > Have you considered using a CASE statement for this? Define what you > mean by 'if Table A is referenced in Table B' because no one can help > you without that information. > > David Fitzjarrell -- You received this message because you are subscribed to the Google Groups "Oracle PL/SQL" group. To post to this group, send email to Oracle-PLSQL@googlegroups.com To unsubscribe from this group, send email to oracle-plsql-unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/Oracle-PLSQL?hl=en
