Initial commit

db/migrate/20200805102000_create_stats_member_pnl.rb

@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+class CreateStatsMemberPnl < ActiveRecord::Migration[5.2]
+  def change
+    create_table :stats_member_pnl do |t|
+      t.integer :member_id, null: false
+      t.string :pnl_currency_id, limit: 10, null: false
+      t.string :currency_id,           limit: 10, null: false
+      t.decimal :total_credit,         precision: 48, scale: 16, default: 0
+      t.decimal :total_credit_fees,    precision: 48, scale: 16, default: 0
+      t.decimal :total_debit_fees,     precision: 48, scale: 16, default: 0
+      t.decimal :total_debit,          precision: 48, scale: 16, default: 0
+      t.decimal :total_credit_value,   precision: 48, scale: 16, default: 0
+      t.decimal :total_debit_value,    precision: 48, scale: 16, default: 0
+      t.decimal :total_balance_value,  precision: 48, scale: 16, default: 0
+      t.decimal :average_balance_price,precision: 48, scale: 16, default: 0
+      t.datetime :created_at, null: false, default: -> { "CURRENT_TIMESTAMP" }
+
+      case ActiveRecord::Base.connection.adapter_name
+      when 'Mysql2'
+        t.datetime :updated_at, null: false, default: -> { "CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP" }
+
+      when 'PostgreSQL'
+        t.datetime :updated_at, null: false, default: -> { "CURRENT_TIMESTAMP" }
+
+      else
+        raise "Unsupported adapter: #{ActiveRecord::Base.connection.adapter_name}"
+      end
+
+      t.index %i[pnl_currency_id currency_id member_id], unique: true, :name => 'index_currency_ids_and_member_id'
+    end
+  end
+end