Subject firebird sql alias for condition
Author Olaf Kluge
Hello,



I did the following:



select first 1 cast(d_ein || ' ' || z_ein as timestamp) as tmp from
t_zeitschaltuhr order by tmp into :tmp_next_e;

select first 1 cast(d_aus || ' ' || z_aus as timestamp) as tmp from
t_zeitschaltuhr order by tmp into :tmp_next_a;



d_ein is a date, z_ein a time, I would like a timestamp and get the next
after now. (Time to switch the machine next time off and on:



This time should be the next in the future, so I thought: where tmp > 'now'
, but I can't use the alias for the condition. What can I do?



Thanks a lot.



Best regards.





Olaf







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