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Excel oledb connection to Ms-Access database lock access db

Posted by: admin March 9, 2020 Leave a comment

Questions:

I have an excel spreadsheet that connects to MS-Access 2003 database using ole db connection. When I refresh the data in spreadsheet and open my ms-access database it says database is read-only. If I close the spreadsheet and then open MS-Access DB then it opens in Write mode. The following is the connection string used in Excel spreadsheet.

Provider=Microsoft.Jet.OLEDB.4.0;Password="";User ID=Admin;
Data Source=D:\Dev\Reports.mdb;Mode=Share Deny Write;Extended Properties="";
Jet OLEDB:System database="";Jet OLEDB:Registry Path="";
Jet OLEDB:Database Password="";
Jet OLEDB:Engine Type=5;Jet OLEDB:Database Locking Mode=0;
Jet OLEDB:Global Partial Bulk Ops=2;Jet OLEDB:Global Bulk Transactions=1;
Jet OLEDB:New Database Password="";Jet OLEDB:Create System Database=False;
Jet OLEDB:Encrypt Database=False;Jet OLEDB:Don't Copy Locale on Compact=False;
Jet OLEDB:Compact Without Replica Repair=False;Jet OLEDB:SFP=False
How to&Answers:

Change "Mode=Share Deny Write" to "Mode=Read"

in connection string

Answer:

Have you checked that the Excel user has full permissions on the folder containing the Access file?

Answer:

Excel’s background refresh option is enabled. Disable it, or use the query studio to design the query as DBQ.

<xml id=msodc><odc:OfficeDataConnection xmlns:odc="urn:schemas-microsoft-com:office:odc"
xmlns="http://www.w3.org/TR/REC-html40">
  <odc:Connection odc:Type="ODBC">
    <odc:ConnectionString>
    DBQ=<database path and filename>;DefaultDir=<database path>;
    Driver={Microsoft Access Driver (*.mdb, *.accdb)};DriverId=25;
    FIL=MS Access;MaxBufferSize=2048;MaxScanRows=8;PageTimeout=5;
    ReadOnly=1;SafeTransactions=0;Threads=3;UID=admin;UserCommitSync=Yes;
    </odc:ConnectionString>
  <odc:CommandText>SELECT ... FROM ... WHERE ... </odc:CommandText>
  </odc:Connection>
</odc:OfficeDataConnection></xml>