Database table data is often exported into the RDB file type. An “.rdb” file extension identifies an ASCII file containing database data in tabular format that can be imported, or copied and pasted, into a spreadsheet. Extract data from an RDB file in one of two ways: change the file extension from “.rdb” to “.tsv” (tab separated value) and open the file in Excel, or open the RDB file in a text editor such as Notepad and then copy the data into the spreadsheet
