I think, not much difference in all the three queries,but 2nd one is best in case of very Large database.
On Thu, Jan 14, 2010 at 8:38 PM, Midana <mida...@gmail.com> wrote: > Hello, > > who knows the diference between this selects. > > 1 - SELECT COUNT(*) FROM TABLE > 2 - SELECT COUNT(1) FROM TABLE > 3 - SELECT COUNT(COLUMN) FROM TABLE > > Midana Sana > > -- > 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 > -- Thanks & Regards Vikrant Adhyapak
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