Re: Swappng Filds
| От | |
|---|---|
| Тема | Re: Swappng Filds |
| Дата | |
| Msg-id | 20060202011303.48920.qmail@web33309.mail.mud.yahoo.com обсуждение |
| Ответ на | Swappng Filds (Greg Lindstrom <greg.lindstrom@novasyshealth.com>) |
| Список | pgsql-novice |
> Hello- > I have a table with values in two columns that I > want to swap; that is, > I want the value in column A to now be in column B > and the value in > column B to be in column A. I tried... > > UPDATE my_table SET A=B, B=A WHERE mycontition = > True > > But that seemed to place the value of column B into > A, then the new > value of A into B, so both A and B contained value > B. Is there a common > technique to accomplish this? > > Thanks, > --greg this might be way off base, but why not leave the data and swap the column names? __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com
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