Initial commit

db/migrate/20201207134745_create_transactions.rb

@@ -0,0 +1,19 @@
+class CreateTransactions < ActiveRecord::Migration[5.2]
+  def change
+    create_table :transactions do |t|
+      t.string :currency_id, null: false
+      t.references :reference, index: true, polymorphic: true
+      t.string :txid, index: true
+      t.string :from_address
+      t.string :to_address
+      t.decimal :amount, precision: 32, scale: 16, default: 0, null: false
+      t.integer :block_number
+      t.integer :txout
+      t.string :status
+      t.json :options
+      t.timestamps
+    end
+    add_index :transactions, %i[currency_id]
+    add_index :transactions, %i[currency_id txid], unique: true
+  end
+end