Important Transactions
Always use /n as a prefix of a transaction to ensure it opens in a new window.
/ndbacockpitopens the dbacockpit where the SQL editor can be used
/nse11opens the Abap Dictionary. Enter a table name to find out the columns
/nse16opens the Data Browser. When entering a table name and click on "Table Contents" and afterwards "Number of Entries" it displays the amount of rows for the table