Re: Cold Fusion to pgSQL
От | Daniel Clark |
---|---|
Тема | Re: Cold Fusion to pgSQL |
Дата | |
Msg-id | 3.0.5.32.20010706165148.00b62100@postoffice.pacbell.net обсуждение исходный текст |
Ответ на | Re: Cold Fusion to pgSQL ("Ross J. Reedstrom" <reedstrm@rice.edu>) |
Список | pgsql-odbc |
Hummm ... Thanks Ross. Thinking about this then, if MS-SQL and Oracle force Uppercase, and if I want the code to work most easily across differentbackends then perhaps I should let it be the default values... and let the drivers... in this case ColdFusion lowercase everything for me... and if I use Oracle in the future CF will uppercase them for me... (True Statement ?) if true then I'm off and running again. Thanks for the feedback. Daniel At 06:01 PM 7/6/01 -0500, Ross J. Reedstrom wrote: >On Fri, Jul 06, 2001 at 12:49:16PM -0700, Daniel Clark wrote: >> Hi all, >> >> A very newbie question... >> >> Just started using ColdFusion5.0(Linux) against pgSQL(Linux7.1) using ODBC >> >> It seems that ColdFusion sends along LowerCase TableNames and ColumnNames to pgSQL even if I program the .cfm files withMixedCase strings >> >> The result is failure to locate tables and columns until I rename them in all lowercase. >> >> Is there some feature in pgSQL that can make it insensitive to case in tablenames and column names? >> > >This is a required feature of ANSI SQL: case insensitivity. PostgreSQL >implements this by downcasing all identifiers (Oracle, and MS-SQL, >UPCASE EVERYTHING), unless they're quoted. I'm guessing your using some >tool to create your MixedCase tablenames, and it's quoting them for you >behind your back. > >So, either lose the quotes on the identifiers when you create the schema >(i.e., let them get down cased) or write all your CF like so: > >select "SomeColumn"."SomeTable", "SomeOtherColumn"."SomeOtherTable" from >"SomeTable","SomeOtherTable" ... > >Ross > >P.S. Yup, you have to quote each identifier seperately, not the dotted >identifier. Because, according to the standard, once you quote it, >anything goes, so "This.is my Really Weird_column.name" is completely >valid. >
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