| Subject | Re: What does mean the NAN value found in some fields? |
|---|---|
| Author | Hernando Duque C |
| Post date | 2009-08-07T13:30:11Z |
> You can use this crazy query (I tried only with FB2.5, where it works!):Thankyou for your tip... but unfortunately it didn't worked on Firebird 1.5 :(
>
> SELECT ... WHERE myfield <> myfield
>
HDuqueC