Path: dp-news.maxwell.syr.edu!spool.maxwell.syr.edu!drn.maxwell.syr.edu!news.maxwell.syr.edu!newsfeed.stanford.edu!sn-xit-02!sn-xit-01!sn-post-01!supernews.com!corp.supernews.com!not-for-mail From: DA Morgan Newsgroups: comp.databases.oracle.misc Subject: Re: A PL/SQL parameter puzzle Date: Thu, 11 Nov 2004 21:15:33 -0800 Organization: Ye 'Ol Disorganized NNTPCache groupie Message-ID: <1100236456.188297@yasure> User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.2) Gecko/20040804 Netscape/7.2 (ax) X-Accept-Language: en-us, en MIME-Version: 1.0 References: In-Reply-To: Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Cache-Post-Path: yasure!unknown@oracle.advtechserv.com X-Cache: nntpcache 2.4.0b5 (see http://www.nntpcache.org/) X-Complaints-To: abuse@supernews.com Lines: 35 Xref: dp-news.maxwell.syr.edu comp.databases.oracle.misc:114218 Craig Warman wrote: > I'm involved in a SQL Server to Oracle migration where we're trying to avoid > modification of existing SQL statements as much as possible. This includes > calls made to SQL Server functions such as "dateadd" which do some simple > date arithmetic. > > Probably you can see where I'm going with this - I can figure out the > equivalent Oracle expressions that I'll need in a custom-written PL/SQL > "dateadd" function. The part that I'm having trouble with is the > parameters. Specifically, calls in the existing SQL to functions like > dateadd look like this: > > dateadd(yy,2,some_date_value) > > Yep, no quotes around the yy, which designates that we want to return a date > two years beyond the given date value. So I'm trying to come up with a > nifty sort of way to make those un-quoted parameters work in Oracle. > > I've been mulling over the idea of setting up some sort of synonym for > things like "yy" that point to constant definitions in a PL/SQL package > (assuming that would even work), or writing a little one-liner functions > like "yy" that return a value, but these just seem a bit on the clunky side. > > Anyone have any ideas for something more elegant? > > Craig I'm with Sybrand. I'll gladly do your project for you, with some of my students, for 25% of the money you waste on your failed attempt. -- Daniel A. Morgan University of Washington damorgan@x.washington.edu (replace 'x' with 'u' to respond)