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MICROSOFT ACCESS DLOOKUP MULTIPLE VALUES SOFTWARE
MICROSOFT ACCESS DLOOKUP MULTIPLE VALUES CODE

StrSQL = "SELECT COUNT(" & strField & ") AS TotalCount FROM " & strTable Public Function ESQLCount(strField As String, strTable As String, Optional Criteria As Variant) As Variant MsgBox "Error " & err.Number & ": " & err.Description, vbCritical, "Unexpected error" & vbCrLf & vbCrLf & strSQL, vbCritical, "Division by Zero Error" MsgBox "To troubleshoot this error, please evaluate the data that is being processed by:" _ 'Not a multi-value field: just return the value. StrOut = strOut & rsMVF!FileName & strcSep OpenMyRecordset rs, strSQL, rrOpenForwardOnly, rrLockReadOnly, True StrSQL = strSQL & " ORDER BY " & OrderClause StrSQL = "SELECT TOP 1 " & strField & " FROM " & strTable 'Encapsulate Domain in brackets if none exist to allow special characters in the Domain string Optional OrderClause As Variant) As Variantĭim rs As ADODB.Recordset 'To retrieve the value to find.ĭim rsMVF As ADODB.Recordset 'Child recordset to use for multi-value fields.ĭim varResult As Variant 'Return value for function.ĭim strOut As String 'Output string to build up (multi-value field.)Ĭonst strcSep = "," 'Separator between items in multi-value list.

MICROSOFT ACCESS DLOOKUP MULTIPLE VALUES CODE

I am including the code for both functions to replace both DLookup and DCount Public Function ESQLLookup(strField As String, strTable As String, Optional Criteria As Variant, _ We have now taken this one step further to work specifically with SQL tables or views, these will not work with Access local tables as we are specifically using an ADO connection.

Correctly differentiates a Null and a zero-length string.

Including a sort order to ensure you get the result you need.

We were guided by another solution provide by Allen Browne who designed the Extended DLookup here in this link.Īllen’s solution improves the performance of the DLookup by: We then came up with a solution to quickly resolve the multiple instances with a couple of functions. This was due to the use of DLookup and DCount in the VBA code. We recently worked on migrating a pure Access solution to SQL server and encountered delays on the loading of several forms. One of the major issues we have encountered with Access is the use of DLookup and DCount when using SQL Server tables.

MICROSOFT ACCESS DLOOKUP MULTIPLE VALUES SOFTWARE

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