u cannot use greatest function with null parameter, it will return null only
On Wed, Feb 20, 2013 at 3:16 AM, Gayathri <gd0...@gmail.com> wrote: > I just thought about it and found that i can do it with greatest function. > > v_result := getbasevalue(....) + greatest(getpricediff(....), 0) > > Thanks, > Divya K M > > > On Tue, Feb 19, 2013 at 4:11 PM, Gayathri <gd0...@gmail.com> wrote: > >> Hi All, >> >> Need suggestion on how to do this. >> >> In a PL/SQL block, have an expression like below - >> where 2 functions are called and result is added together. >> v_result := getbasevalue(....) + getpricediff(....) >> >> Function getpricediff(...), if returns value less than 0, then it should >> be substituted as '0' (zero) else whatever value is calculated. >> >> this is what i am looking for - >> v_result := getbasevalue(....) + case if getpricediff(....) < 0 then 0 >> else getpricediff(....) end >> >> any better way to achieve this without calling the function twice? >> >> Thanks in advance! >> > > -- > -- > 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 > > --- > You received this message because you are subscribed to the Google Groups > "Oracle PL/SQL" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to oracle-plsql+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- 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 --- You received this message because you are subscribed to the Google Groups "Oracle PL/SQL" group. To unsubscribe from this group and stop receiving emails from it, send an email to oracle-plsql+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
