Merge pull request #69 from 8thlight/watch_contract

* Add contracts table / start building out watch contracts

db/migrations/1510257608_add_contracts_table.down.sql

@@ -0,0 +1 @@
+DROP TABLE watched_contracts

db/migrations/1510257608_add_contracts_table.up.sql

@@ -0,0 +1,5 @@
+CREATE TABLE watched_contracts
+(
+  contract_id SERIAL PRIMARY KEY,
+  contract_hash VARCHAR(66)
+)

db/schema.sql

@@ -3,7 +3,7 @@
 --
 
 -- Dumped from database version 10.0
--- Dumped by pg_dump version 10.0
+-- Dumped by pg_dump version 10.1
 
 SET statement_timeout = 0;
 SET lock_timeout = 0;
@@ -118,6 +118,35 @@ CREATE SEQUENCE transactions_id_seq
 ALTER SEQUENCE transactions_id_seq OWNED BY transactions.id;
 
 
+--
+-- Name: watched_contracts; Type: TABLE; Schema: public; Owner: -
+--
+
+CREATE TABLE watched_contracts (
+    contract_id integer NOT NULL,
+    contract_hash character varying(66)
+);
+
+
+--
+-- Name: watched_contracts_contract_id_seq; Type: SEQUENCE; Schema: public; Owner: -
+--
+
+CREATE SEQUENCE watched_contracts_contract_id_seq
+    START WITH 1
+    INCREMENT BY 1
+    NO MINVALUE
+    NO MAXVALUE
+    CACHE 1;
+
+
+--
+-- Name: watched_contracts_contract_id_seq; Type: SEQUENCE OWNED BY; Schema: public; Owner: -
+--
+
+ALTER SEQUENCE watched_contracts_contract_id_seq OWNED BY watched_contracts.contract_id;
+
+
 --
 -- Name: blocks id; Type: DEFAULT; Schema: public; Owner: -
 --
@@ -132,6 +161,13 @@ ALTER TABLE ONLY blocks ALTER COLUMN id SET DEFAULT nextval('blocks_id_seq'::reg
 ALTER TABLE ONLY transactions ALTER COLUMN id SET DEFAULT nextval('transactions_id_seq'::regclass);
 
 
+--
+-- Name: watched_contracts contract_id; Type: DEFAULT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY watched_contracts ALTER COLUMN contract_id SET DEFAULT nextval('watched_contracts_contract_id_seq'::regclass);
+
+
 --
 -- Name: blocks blocks_pkey; Type: CONSTRAINT; Schema: public; Owner: -
 --
@@ -156,6 +192,14 @@ ALTER TABLE ONLY transactions
     ADD CONSTRAINT transactions_pkey PRIMARY KEY (id);
 
 
+--
+-- Name: watched_contracts watched_contracts_pkey; Type: CONSTRAINT; Schema: public; Owner: -
+--
+
+ALTER TABLE ONLY watched_contracts
+    ADD CONSTRAINT watched_contracts_pkey PRIMARY KEY (contract_id);
+
+
 --
 -- Name: block_number_index; Type: INDEX; Schema: public; Owner: -
 --