[dba-SQLServer]Changing apostrophes in string - Thanks

David Emerson davide at dalyn.co.nz
Mon Feb 17 16:50:22 CST 2003


Much appreciated Jim.  Thanks

At 17/02/2003, you wrote:
>Hi David:
>
>Here is an example that works with all versions of Access:
>
>     ....
>     With EmployeeRecord
>         .Surname = FixSingleQuote(.Surname)
>     End With
>     ....
>
>Public Function FixSingleQuote(ChkText As String) as String
>     Dim lbPosition As Integer
>     Dim lbLength As Integer
>
>     lbLength = Len(ChkText)
>     lbPosition = InStr(1, ChkText, "'")
>
>     Do While lbPosition > 0 And lbPosition < lbLength
>         ChkText = Left(ChkText, lbPosition) & Mid(ChkText, lbPosition)
>         lbPosition = InStr(lbPosition + 2, ChkText, "'")
>     Loop
>
>     FixSingleQuote = ChkText
>
>End Function
>
>HTH
>Jim
>
>-----Original Message-----
>From: dba-sqlserver-admin at databaseadvisors.com
>[mailto:dba-sqlserver-admin at databaseadvisors.com]On Behalf Of David
>Emerson
>Sent: Monday, February 17, 2003 9:58 AM
>To: dba-sqlserver at databaseadvisors.com
>Subject: Re: [dba-SQLServer]Changing apostrophes in string
>
>
>Thanks.  Does anyone have the code handy to do this (I could sit down and
>write a function that does it but am running out of time).
>
>David
>
>At 17/02/2003, you wrote:
> >Hi David,
> >
> >replcace every ' with '' (2 apostrophes, the first ' acts as an escape
> >character) before sending
> >the sql statement to SQL2000.
> >This especially gives you some (though not enough) protection in case of
> >sql injections ([Forms]![frmCustomers]!MName =
> >"test ' drop table tblCustStatement -- " etc.)
> >
> >
> >Christoph Seck
> >
> >
> >
> >-------- Original Message --------
> >Subject: [dba-SQLServer]Changing apostrophes in string (17-Feb-2003 4:21)
> >From:    davide at dalyn.co.nz
> >To:      dbaSQL.chseck at kuehne-holz.de
> >
> > > I tried the archives but couldn't get in .
> > >
> > > I have a simple sql statement to be run from and AXP ADP to SQL2000
> > >
> > > DoCmd.RunSQL "UPDATE tblCustStatement SET tblCustStatement.SMName = '" &
> > > [Forms]![frmCustomers]![MName] & "' WHERE (((tblCustStatement.CustIDNo)=
> > > " & [Forms]![frmCustomers]![txtCustomerID] & ") AND
> > > ((tblCustStatement.StatementNumber)= " &
> > > [Forms]![frmCustomers]![txtInvNumber] & "));"
> > >
> > > How do we handle the following situation where
> > [Forms]![frmCustomers]!MName
> > >
> > > includes an apostrophe?
> > >
> > >
> > > Regards
> > >
> > > David Emerson
> > > DALYN Software Ltd
> > > 25b Cunliffe St, Johnsonville
> > > Wellington, New Zealand
> > > Ph/Fax (877) 456-1205
> > >
> > > _______________________________________________
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> > > http://www.databaseadvisors.com
> > >
> >
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