Ex C,Part 2, Tasks 1-2

project1/c.sql

@@ -67,3 +67,51 @@ FROM tempRelations;
 
 DROP TABLE IF EXISTS temp_symmetry;
 DROP TABLE IF EXISTS tempRelations;
+
+-- exercise c (2)
+CREATE TEMPORARY TABLE temp_clusters TABLE (id int, address int);
+
+INSERT INTO temp_clusters
+SELECT id, address 
+FROM clusterAddresses();
+
+DROP TABLE IF EXISTS max_value_by_entity;
+DROP TABLE IF EXISTS min_addr_of_max_entity;
+DROP TABLE IF EXISTS max_tx_to_max_entity;
+
+CREATE TABLE max_value_by_entity (value bigint);
+CREATE TABLE min_addr_of_max_entity(addr int);
+CREATE TABLE max_tx_to_max_entity(tx_id int); 
+
+CREATE TEMPORARY TABLE temp_sum_values TABLE (id int, sum_values int);
+
+INSERT INTO temp_sum_values
+SELECT id, SUM(value) as sum_values
+FROM temp_clusters temp1 INNER JOIN (
+    SELECT utxos.value, pk_id
+    FROM utxos
+    INNER JOIN outputs
+    USING (output_id)
+) temp2
+ON temp1.address = temp2.pk_id
+GROUP BY id;
+
+INSERT INTO max_value_by_entity
+SELECT MAX(sum_values)
+FROM temp_sum_values;
+
+INSERT INTO min_addr_of_max_entity
+SELECT MIN(address)
+FROM temp_clusters
+INNER JOIN (
+    SELECT id
+    FROM (
+        SELECT id, MAX(sum_values)
+        FROM temp_sum_values
+    ) as temp
+    WHERE temp.sum_values = max_value_by_entity.value
+) USING (id);
+
+
+
+