should be it

external/duckdb/benchmark/tpch_plan_cost/queries/q10.sql

@@ -0,0 +1,32 @@
+SELECT
+    c_custkey,
+    c_name,
+    sum(l_extendedprice * (1 - l_discount)) AS revenue,
+    c_acctbal,
+    n_name,
+    c_address,
+    c_phone,
+    c_comment
+FROM
+    customer,
+    orders,
+    lineitem,
+    nation
+WHERE
+    c_custkey = o_custkey
+    AND l_orderkey = o_orderkey
+    AND o_orderdate >= CAST('1993-10-01' AS date)
+    AND o_orderdate < CAST('1994-01-01' AS date)
+    AND l_returnflag = 'R'
+    AND c_nationkey = n_nationkey
+GROUP BY
+    c_custkey,
+    c_name,
+    c_acctbal,
+    c_phone,
+    n_name,
+    c_address,
+    c_comment
+ORDER BY
+    revenue DESC
+LIMIT 20;