If you have SAS/ACCESS interface than you can read dbf format. Louis
-----Original Message----- From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf Of bjs_market_research Sent: Thursday, May 12, 2005 12:30 PM To: [email protected] Subject: [Maptitude] Re: Read-Only Columns I use .CSVs all the time to make sure I don't have to do any translations between Maptitude, Excel, and SAS. If we had the module that allowed SAS to work with .DBFs I would have fewer headaches. --- In [email protected], "Kjartan Stefansson" <[EMAIL PROTECTED]> wrote: > Tom, > > I'm sorry I didn't realize that there is one file type where this problem > happens! I use CSV files so rarely myself that I didn't think of them. > > Unfortunately, CSV files are read-only for most purposes. > > The reason is that if you were to change a value in one cell, the entire > table from that point on would have to have to be rewritten. This is > different from other formats (dBase, Fixed format binary, Fixed format > ASCII), which have the room in the file. > > I'm in complete agreement with you that it is a awkward that Maptitude > allows you to add a column to the file, but not to modify it. I'll make > sure this gets passed on to the right people. If nothing else, the user > should be warned that adding a column to a CSV file will result in an > un-editable column. > > -Kjartan > > > > -----Original Message----- > From: [email protected] [mailto:[EMAIL PROTECTED] On Behalf > Of bjs_market_research > Sent: Tuesday, May 10, 2005 3:56 PM > To: [email protected] > Subject: [Maptitude] Re: Read-Only Columns > > I created a point file from a .csv file. Opened it for exclusive > access, but when I added a column from the modify table/add field it > was read-only. There were no instructions given by me to make > anything read-only: Maptitude decided that on its own. The only fix > was to rebuild the file. I can't figure out why anyone would want to > add a column to a table and not be able to update it. Yahoo! Groups Links ------------------------ Yahoo! Groups Sponsor --------------------~--> In low income neighborhoods, 84% do not own computers. At Network for Good, help bridge the Digital Divide! http://us.click.yahoo.com/EA3HyD/3MnJAA/79vVAA/C5grlB/TM --------------------------------------------------------------------~-> Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/Maptitude/ <*> To unsubscribe from this group, send an email to: [EMAIL PROTECTED] <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/
