Oracle ODBC driver returns SQL_DECIMAL for all convert function calls (831832)


The information in this article applies to:

  • Microsoft Data Access Components 2.8
  • Microsoft ODBC Driver for Oracle (Build 2.06325) 1.0

SYMPTOMS

When you perform a query on an Oracle database by using the ODBC CONVERT function, the Microsoft ODBC Driver for Oracle requests that the data be converted to DECIMAL for all ODBC integer types. DECIMAL is the default Oracle convert type. The following code is an example of this query:
SELECT {fn convert("SALARY", SQL_INTEGER)} FROM TABLE

RESOLUTION

A supported hotfix is now available from Microsoft, but it is only intended to correct the problem that is described in this article. Only apply it to systems that are experiencing this specific problem. This hotfix may receive additional testing. Therefore, if you are not severely affected by this problem, we recommend that you wait for the next service pack that contains this hotfix.

To resolve this problem immediately, contact Microsoft Product Support Services to obtain the hotfix. For a complete list of Microsoft Product Support Services telephone numbers and information about support costs, visit the following Microsoft Web site:

http://support.microsoft.com/contactus/?ws=support

Note In special cases, charges that are ordinarily incurred for support calls may be canceled if a Microsoft Support Professional determines that a specific update will resolve your problem. The usual support costs will apply to additional support questions and issues that do not qualify for the specific update in question. The English version of this hotfix has the file attributes (or later) that are listed in the following table. The dates and times for these files are listed in coordinated universal time (UTC). When you view the file information, it is converted to local time. To find the difference between UTC and local time, use the Time Zone tab in the Date and Time tool in Control Panel. 
   Date         Time    Version     Size     File name     Platform
   ----------------------------------------------------------------
   06-Nov-2003  14:20  2.575.1022.46    139,264  Msorcl.dll   x86
Note For a list of all the hotfixes available for MDAC 2.8, click the following article number to view the article in the Microsoft Knowledge Base:

839801 FIX: Hotfixes are available for MDAC 2.8

WORKAROUND

Do not bind columns with the SQL_C_DEFAULT data type. Instead, bind columns with the data type that you must use for your query.

STATUS

Microsoft has confirmed that this is a problem in the Microsoft products that are listed in the "Applies to" section. The third-party products that this article discusses are manufactured by companies that are independent of Microsoft. Microsoft makes no warranty, implied or otherwise, regarding the performance or reliability of these products.
Modification Type:MinorLast Reviewed:10/25/2005
Keywords:kbHotfixServer kbQFE kbfix kbBug kbQFE KB831832 kbAudDeveloper
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