inventory setup

db/migrate/20170824110117_create_stock_journals.rb

@@ -0,0 +1,15 @@
+class CreateStockJournals < ActiveRecord::Migration[5.1]
+  def change
+    create_table :stock_journals do |t|
+      t.string :item_code, :null => false
+      t.integer :inventory_definition_id, :null => false
+      t.integer :credit, :default => 0
+      t.integer :debit, :default => 0
+      t.integer :balance, :default => 0
+      t.string :remark
+      t.string :trans_ref, :null => false
+      t.string :trans_type
+      t.timestamps
+    end
+  end
+end