Add block rewards to db

db/migrations/1514476024_add_block_reward_uncle_reward.down.sql

@@ -0,0 +1,3 @@
+ALTER TABLE blocks
+  DROP COLUMN block_reward,
+  DROP COLUMN block_uncles_reward;

db/migrations/1514476024_add_block_reward_uncle_reward.up.sql

@@ -0,0 +1,3 @@
+ALTER TABLE blocks
+  ADD COLUMN block_reward NUMERIC,
+  ADD COLUMN block_uncles_reward NUMERIC;

db/schema.sql

@@ -53,7 +53,9 @@ CREATE TABLE blocks (
     node_id integer NOT NULL,
     is_final boolean,
     block_miner character varying(42),
-    block_extra_data character varying
+    block_extra_data character varying,
+    block_reward numeric,
+    block_uncles_reward numeric
 );