Microsoft KB Archive/191697

= BUG: ALTER TABLE Command With Multiple Drop Statements Fails =

Article ID: 191697

Article Last Modified on 5/12/2003

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APPLIES TO


 * Microsoft Visual FoxPro 3.0b Standard Edition
 * Microsoft Visual FoxPro 5.0 Standard Edition
 * Microsoft Visual FoxPro 5.0a
 * Microsoft Visual FoxPro 6.0 Professional Edition

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This article was previously published under Q191697



SYMPTOMS
Executing an ALTER TABLE command, with multiple Drop statements, fails with the following error:

No rule to drop.



RESOLUTION
Use one ALTER TABLE command for each Drop statement needed.

Replace the ALTER TABLE command in the MORE INFORMATION section with the following code: ALTER TABLE test ALTER COLUMN field1 DROP DEFAULT ALTER TABLE test ALTER COLUMN field1 DROP CHECK



STATUS
Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. We are researching this bug and will post new information here in the Microsoft Knowledge Base as it becomes available.



Steps to Reproduce Behavior
Run the following code from a program (.prg) file: CLOSE DATABASES ALL CREATE DATABASE TestDB CREATE TABLE test (field1 c(10) CHECK NOT EMPTY(field1) DEFAULT 'xxx') *** The next line fails with the "No rule to drop" error. ALTER TABLE test ALTER COLUMN field1 DROP DEFAULT DROP CHECK

Additional query words: kbVFp500abug kbVFp600bug kbVFp300bbug KbDBFDBC kbDatabase kbvfp500a kbvfp500 kbvfp600

Keywords: kbbug kbpending KB191697

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