human
Schema:
Services (Service_ID, Service_Type_Code)
Participants (Participant_ID, Participant_Type_Code, Participant_Details)
Events (Event_ID, Service_ID, Event_Details)
Participants_in_Events (Event_ID, Participant_ID)
Please answer with SQL.
assistant
Sure, I understand.
human
How many events are there?
assistant
SELECT COUNT( * ) FROM EVENTS;
human
List the events that have participant details with 'Lupe Deckow'?
assistant
SELECT * FROM Participants WHERE participant_details = 'Lupe Deckow';
human
What about the ones with 'Kenyatta Kuhn'?
assistant
SELECT * FROM Participants WHERE participant_details = 'Kenyatta Kuhn';
human
Show the id of the events where the above participants did not participate.
assistant
SELECT event_id FROM EVENTS EXCEPT SELECT T1.event_id FROM Participants_in_Events AS T1 JOIN Participants AS T2 ON T1.Participant_ID = T2.Participant_ID WHERE Participant_Details = "Kenyatta Kuhn" ;