What Study sessions holds

Where each kind is stored, and the details it holds
Stored in	Details	Why	Kept for	Schedule row
sessions_meetings	host_id, title, note, tags, mode, room_key, seats, seats_taken, starts_at, ends_at, state, cancel_key, host_seconds, guests_present	Lists the table on the board, says who hosts it and when, and, once it has met, how it was counted.	A table that was called off or did not meet, 90 days after it was due. A table that met stays as a count for the people who sat at it; if the host's account is erased its title and note are blanked.	Row E6
sessions_rsvps	meeting_id, member_id, state, show_name	Holds a seat for you, says whether you came, and whether you chose to have your name shown to others at the table.	90 days after the table, or when you erase your account.	Row E7
sessions_attendance	meeting_id, member_id, host_id, role, seconds, present, had_seat, day	Counted from the study rooms' visit log, not typed in by anyone. It decides whether a table counts and what the host's line on The Record says.	400 days, or until you erase your account.	Row E8
sessions_host_terms	host_id, term_key, tables, attendances, people	Adds up a host's counted tables, the different people who came and how many came back, for the line on The Record.	While the host has an account.	Row E9