human
Schema:
Customers (Customer_ID, Customer_Details)
Customer_Policies (Policy_ID, Customer_ID, Policy_Type_Code, Start_Date, End_Date)
Claims (Claim_ID, Policy_ID, Date_Claim_Made, Date_Claim_Settled, Amount_Claimed, Amount_Settled)
Settlements (Settlement_ID, Claim_ID, Date_Claim_Made, Date_Claim_Settled, Amount_Claimed, Amount_Settled, Customer_Policy_ID)
Payments (Payment_ID, Settlement_ID, Payment_Method_Code, Date_Payment_Made, Amount_Payment)
Please answer with SQL.
assistant
Sure, I understand.
human
How many settlements does each claim correspond to? List the claim id and the number of settlements.
assistant
SELECT T1.Claim_id , count(*) FROM Claims AS T1 JOIN Settlements AS T2 ON T1.claim_id = T2.claim_id GROUP BY T1.claim_id
human
Among all the claims, what is the settlement amount of the claim with the largest claim amount? List both the settlement amount and claim amount.
assistant
SELECT Amount_Settled , Amount_Claimed FROM Claims ORDER BY Amount_Claimed DESC LIMIT 1
human
List the date the claim was made, the date it was settled and the amount settled for all the claims which had exactly one settlement.
assistant
SELECT T1.claim_id , T1.date_claim_made , T1.Date_Claim_Settled FROM Claims AS T1 JOIN Settlements AS T2 ON T1.Claim_id = T2.Claim_id GROUP BY T1.claim_id HAVING count(*) = 1
human
How many settlements were made on the claim with the most recent claim settlement date? List the number and the claim id.
assistant
SELECT count(*) , T1.claim_id FROM Claims AS T1 JOIN Settlements AS T2 ON T1.claim_id = T2.claim_id GROUP BY T1.claim_id ORDER BY T1.Date_Claim_Settled DESC LIMIT 1
human
Which claim incurred the most number of settlements? List the claim id, the date the claim was made, and the number.
assistant
SELECT T1.claim_id , T1.date_claim_made , count(*) FROM Claims AS T1 JOIN Settlements AS T2 ON T1.claim_id = T2.claim_id GROUP BY T1.claim_id ORDER BY count(*) DESC LIMIT 1
human
Find the claims that led to more than two settlements or have the maximum claim value. For each of them, return the date the claim was made and the id of the claim.
assistant
SELECT T1.Date_Claim_Made , T1.Claim_id FROM Claims AS T1 JOIN Settlements AS T2 ON T1.Claim_id = T2.Claim_id GROUP BY T1.Claim_id HAVING COUNT( * ) > 2 UNION SELECT T1.Date_Claim_Made , T1.Claim_id FROM Claims AS T1 JOIN Settlements AS T2 ON T1.Claim_id = T2.Claim_id WHERE T1.Amount_Claimed = ( SELECT MAX( Amount_Claimed ) FROM Claims ) ;