[add] cart and cartitem sql

kbazaar/src/main/resources/sql/data/cartItem.sql

@@ -0,0 +1,11 @@
+CREATE TABLE IF NOT EXISTS cart_item (
+    id SERIAL PRIMARY KEY,
+    username VARCHAR(255) NOT NULL,
+    sku VARCHAR(255) NOT NULL default '',
+    name VARCHAR(255) NOT NULL default '',
+    price DECIMAL(10, 2) default 0.00,
+    quantity INT NOT NULL default 0,
+    discount DECIMAL(10, 2) default 0.00,
+    promotion_codes VARCHAR(255) NOT NULL default '', -- comma-separated list of promotion codes
+    UNIQUE (username, sku)
+);

kbazaar/src/main/resources/sql/schema/cart.sql

@@ -0,0 +1,10 @@
+CREATE TABLE IF NOT EXISTS product (
+	id SERIAL PRIMARY KEY,
+	username VARCHAR(255) NOT NULL,
+	discount DECIMAL(10, 2) NOT NULL,
+	total_discount INT NOT NULL,
+	promotionCodes VARCHAR(255),
+	subtotal DECIMAL(10, 2) NOT NULL ,
+	grandTotal DECIMAL(10, 2) NOT NULL ,
+
+);