Executing SQL commands on SharePoint List
Some times you need to run some SQL commnads on a SharePoint List trying to copy some content from one column into another … etc.
The solution for this is Microsoft Access (2007/2010), simply create a new Access database.
Type the list URL:
Then choose the List you want:
Then create a new Query:
Then Run the query.
And it will update the List inside the SharePoint portal.