Troubleshooting Potential Errors when Using Transactions in Ms Access – Do NOT Close the Workspace!

I was doing some recordset juggling in vba and out of habit I usually close every object I open up explicit using the .close method on that object.

For example if I open up a database using something like this

Dim db as dao.database
Set db = currentDb

I will close it at the end of the function or procedure

Set db = nothing

When using transactions, you make use of the workspace collection and you open it along the lines of

Dim myWrk as dao.workspace
Set myWrk = DBEngine.Workspaces(0)

As usual, I want to close this at the … Read the rest

Running SQL from Visual Basic Code – Apostrophe problems!

I recently encountered a problem that I’ve actually encountered millions of times before – trying to run an SQL string from VBA code which makes use of double apostrophe’s (“”). Naturally, VBA uses these to break from a string literal, but pure Jet-SQL uses them for functions like Format() and Nz().

So if you do something like this:

strSqlCode = “Select format([field1], “Currency”) from table1″
db.execute strSqlCode

You will get a nice friendly Access message indicating that your SQL is faulty. Surely that ain’t the case!

There are several different solutions and here is one I find the most handy … Read the rest