You can use the IIF() function instead. IIF(condition, valueiftrue, valueiffalse) condition is the value that you want to test. valueiftrue is the value that is returned if condition evaluates to TRUE. valueiffalse is the value that is returned if condition evaluates to FALSE. There is also the Switch function which is easier to use and … Read more
On Linux, MDBTools is your only chance as of now. [disputed] On Windows, you can deal with mdb files with pypyodbc. To create an Access mdb file: import pypyodbc pypyodbc.win_create_mdb( “D:\\Your_MDB_file_path.mdb” ) Here is an Hello World script that fully demostate pypyodbc’s Access support functions. Disclaimer: I’m the developer of pypyodbc.
You escape ‘ by doubling it, so: Select * from tblStudents where name like ‘Daniel O”Neal’ Note that if you’re accepting “Daniel O’Neal” from user input, the broken quotation is a serious security issue. You should always sanitize the string or use parametrized queries.
My comments on Renaud Bompuis’s answer messed up. Actually, you can use late binding, and the reference to the 11.0 object library is not required. The following code will work without any references: Dim f As Object Set f = Application.FileDialog(3) f.AllowMultiSelect = True f.Show MsgBox “file choosen = ” & f.SelectedItems.Count Note that the … Read more
Although there isn’t a syntax, you can still get close by using the built-in block comment buttons: If you’re not viewing the Edit toolbar already, right-click on the toolbar and enable the Edit toolbar: Then, select a block of code and hit the “Comment Block” button; or if it’s already commented out, use the “Uncomment … Read more
This is an old question, but nobody has ever actually answered it. Here are the questions: How are concurrent reads handled in MDB? How are concurrent updates/deletes handled in MDB? Is there a concept of locks and how can I leverage it in a .NET app? Is placing the MDB file on a network share … Read more
What you want is a LINQ to ODBC provider, or a LINQ to JET/OLEDB provider. Out of the box, MS doesn’t make one. There may be a 3rd party who does.
If it’s in an Access query, you can try this: “Price = IIf([Price] Is Null,0,[Price])”
Use Not IsNull(Fields!W_O_Count.Value) So: =IIF(Fields!approved.Value = “N” & Not IsNull(Fields!W_O_Count.Value)), “Red”, “Transparent”)
Please see the table below for a useful comparison of collections and dictionaries. (The table summarises this page up to the section on “Early And late binding”. FYI the page also has more detailed info about using dictionaries) In summary it’s usually best to use a dictionary or an array. When considering using collections it … Read more