SQL operator '*='

Matthias Apitz <[email protected]> Mon, 23 Dec 2019 15:33:48 +0100
Newsgroups gmane.comp.db.postgresql.general
Message-ID <20191223143348.GA2874@c720-r342378>
Hello,

I've here a smaller problem of our porting from Sybase/Oracle/Informix
code to PostgreSQL; the code reads for the mentioned DBS:


	...
#ifdef DBSINF
	EXEC SQL DECLARE land_cursor CURSOR FOR
		SELECT stammprio, lkz, landbez, plkz, postbez, karenz1, karenz2,
			karenz3, land.wkz, webez, we, kurs, land.del
		FROM   land, OUTER devisen
		WHERE  land.wkz = devisen.wkz AND land.brgroup = devisen.brgroup AND land.brgroup = :brgroupHost_for_helpland_cursor
		ORDER  BY stammprio, landbez;
#endif

#ifdef DBSORA
	EXEC SQL DECLARE land_cursor CURSOR FOR
		SELECT stammprio, lkz, landbez, plkz, postbez, karenz1, karenz2,
			karenz3, land.wkz, webez, we, kurs, land.del
		FROM   land, devisen
		WHERE  land.wkz = devisen.wkz (+) AND land.brgroup = devisen.brgroup (+) AND land.brgroup = :brgroupHost_for_helpland_cursor
		ORDER  BY stammprio, landbez;
#endif

#ifdef DBSSYB
	EXEC SQL DECLARE land_cursor CURSOR FOR 
		SELECT stammprio, lkz, landbez, plkz, postbez, karenz1, karenz2, 
			karenz3, land.wkz, webez, we, kurs, land.del
		FROM   land, devisen
		WHERE  land.wkz *= devisen.wkz AND land.brgroup *= devisen.brgroup AND land.brgroup = :brgroupHost_for_helpland_cursor
		ORDER  BY stammprio, landbez;
#endif

#ifdef DBSPOS
	EXEC SQL DECLARE land_cursor CURSOR FOR 
		SELECT stammprio, lkz, landbez, plkz, postbez, karenz1, karenz2, 
			karenz3, land.wkz, webez, we, kurs, land.del
		FROM   land, devisen
		WHERE  land.wkz *= devisen.wkz AND land.brgroup *= devisen.brgroup AND land.brgroup = :brgroupHost_for_helpland_cursor
		ORDER  BY stammprio, landbez;
#endif

(the code for DBSPOS was just copied from Sybase). It compiles fine but
raises on execution en error about operator '*=' is not supported...

Any ideas about how to express this correctly in PostgreSQL?

Thanks

	matthias



-- 
Matthias Apitz, ✉ [email protected], http://www.unixarea.de/ +49-176-38902045
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