On Sat, 11 Jan 2003, Tom Lane wrote: > "Mike Mascari" <[EMAIL PROTECTED]> writes: > > From: "Tom Lane" <[EMAIL PROTECTED]> > >> That's a rowtype variable, though, not a record variable. I believe our > >> code will work the same as Oracle for that case. > > > 4 TYPE EmpRec IS RECORD ( > > 5 id NUMBER, > > 6 name VARCHAR(20) > > 7 ); > > 8 emp_rec EmpRec; > > > behaves similarly by returning a NULL value for an unmatched row. > > Hm, that's interesting --- does Oracle not think that "record" means > what our plpgsql think it means? I thought we'd stolen all those > semantics straight from Oracle. > > In plpgsql, you can declare a variable like so: > foo RECORD; > and that means that it's an unspecified rowtype, whose fields will be > determined on-the-fly to match the query that assigns to it. It's this > case that I'm concerned about, because right now it behaves differently > from the case where the variable's rowtype is predetermined.
My Oracle 8.1.7 documentation tells me that the record type is more or less like the C struct keyword. Oracle also has a concept of collections (objects). The type of these is not, however, determined on the fly. This brings up a small question: does PL/PgSQL need on the fly type casting? Gavin ---------------------------(end of broadcast)--------------------------- TIP 1: subscribe and unsubscribe commands go to [EMAIL PROTECTED]
