DOCUMENT:Q130303 10-FEB-2000 [foxpro] TITLE :PRB: Default Values Not Checked for Integrity by Visual FoxPro PRODUCT :Microsoft FoxPro PROD/VER:WINDOWS:3.0 OPER/SYS: KEYWORDS: ====================================================================== ------------------------------------------------------------------------------- The information in this article applies to: - Microsoft Visual FoxPro for Windows, version 3.0 ------------------------------------------------------------------------------- SYMPTOMS ======== When you provide a default value property for a field in a Visual FoxPro table, Visual FoxPro does not check to see if the default value passes the field validation rule. RESOLUTION ========== The developer should be sure that the default value property for a field does not violate the field validation rules. STATUS ====== This behavior is by design. MORE INFORMATION ================ Ensuring that field default values do not violate field validation rules is the responsibility of the programmer. Steps to Reproduce Behavior --------------------------- 1. Create a new database and table. 2. Add a new field (named nfld1, type numeric, width 4). 3. As a Validation rule, type: " IIF(nfld1 > 100, .T., .F.) " (without the quotation marks) 4. As a Default Value, type: " 99 " (without the quotation marks) 5. Save the table structure, and append a new record to the table. An error occurs because the default value 99 violates the validation rule that nfld1 must be greater than 100. Additional query words: VFoxWin ====================================================================== Keywords : Technology : kbVFPsearch kbAudDeveloper kbVFP300 Version : WINDOWS:3.0 ============================================================================= THE INFORMATION PROVIDED IN THE MICROSOFT KNOWLEDGE BASE IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND. MICROSOFT DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR IMPLIED, INCLUDING THE WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL MICROSOFT CORPORATION OR ITS SUPPLIERS BE LIABLE FOR ANY DAMAGES WHATSOEVER INCLUDING DIRECT, INDIRECT, INCIDENTAL, CONSEQUENTIAL, LOSS OF BUSINESS PROFITS OR SPECIAL DAMAGES, EVEN IF MICROSOFT CORPORATION OR ITS SUPPLIERS HAVE BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SOME STATES DO NOT ALLOW THE EXCLUSION OR LIMITATION OF LIABILITY FOR CONSEQUENTIAL OR INCIDENTAL DAMAGES SO THE FOREGOING LIMITATION MAY NOT APPLY. Copyright Microsoft Corporation 2000.