Metdb help for: Table to compare against

If you type in the name of a table (including the owner-prefix: eg u_wmc.gts_synop) then the contents of that table will be compared against the one you have selected.

This will only work at a tolerable speed if

The SQL generated says something like "SELECT <what you asked for> WHERE obtime and id match across tables, and <what you asked for> disagrees across tables".

What will go wrong: