On Wed, 23 Jul 2003, Tom Lane wrote: > "scott.marlowe" <[EMAIL PROTECTED]> writes: > > On Wed, 23 Jul 2003, Tom Lane wrote: > >> Well, there is no boolean type per se in SQL92. But there is in SQL99. > > > Was it pulled from SQL92 before it went standard? My copy of the > > pre-release lists a boolean type, just like the 99 standard does. > > Where? SQL92 says nothing about a declarable boolean datatype that > I can see. They're a bit schizophrenic in that they do define a lot > of operators that are described as returning boolean ... but you cannot > create a column of type boolean, nor is there a boolean-literal construct. > AFAICS, boolean values can only exist "in flight" between operators and > a WHERE or HAVING clause in SQL92.
Yep, you're right. I was looking at how they treated booles in search conditions, and figured they had a type to match. ---------------------------(end of broadcast)--------------------------- TIP 2: you can get off all lists at once with the unregister command (send "unregister YourEmailAddressHere" to [EMAIL PROTECTED])