Problem: When converting from GDML to SQL, don't know what's equivalent of 'MISSING' (without the quotes). Solution: IB V4.x IB V5.x The 'Missing' keyword in GDML is equivalent to 'Null' in SQL. Use "is Null" or "is Not Null" to do comparison. Don't use "=NULL" or "Null" or "<>Null".
Last Modified: 17-OCT-00