human
Schema:
region (Region_ID, Region_name, Date, Label, Format, Catalogue)
party (Party_ID, Minister, Took_office, Left_office, Region_ID, Party_name)
member (Member_ID, Member_Name, Party_ID, In_office)
party_events (Event_ID, Event_Name, Party_ID, Member_in_charge_ID)
Please answer with SQL.
assistant
Sure, I understand.
human
Show party names and the number of events for each party.
assistant
SELECT T2.party_name , count(*) FROM party_events AS T1 JOIN party AS T2 ON T1.party_id = T2.party_id GROUP BY T1.party_id
human
Show all party names and the number of members in each party.
assistant
SELECT T2.party_name , count(*) FROM Member AS T1 JOIN party AS T2 ON T1.party_id = T2.party_id GROUP BY T1.party_id
human
What are the names of parties with at least 2 events?
assistant
SELECT T2.party_name FROM party_events AS T1 JOIN party AS T2 ON T1.party_id = T2.party_id GROUP BY T1.party_id HAVING count(*) >= 2
human
What is the name of party with most number of members?
assistant
SELECT T2.party_name FROM Member AS T1 JOIN party AS T2 ON T1.party_id = T2.party_id GROUP BY T1.party_id ORDER BY count(*) DESC LIMIT 1
human
How many party events do we have?
assistant
SELECT count(*) FROM party_events
human
How many parties do we have?
assistant
SELECT COUNT( DISTINCT party_name ) FROM party ;