I would like to be able to tell the top 5 selected items — I'm missing the ability to tell what row number an item is in/how many rows there are in a table.
Hm, the bottom left of the screen indicates the number of records in a view, so to get the total number of records in a table you'd check that number on a view with no filters:
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re: Row numbers
You could try using an autonumber field to help with this?