text: 
  const tableName= 'bets';
  
  exports.up = function(knex, Promise) {
      return knex.schema.createTable(tableName,table =>{
          table.bigincrements('bet_id');
          table.bigInteger('bet_time');
          table.bigInteger('create_time');
          table.bigInteger('user_id');
          table.bigInteger('draw_id');
          table.json('bet_data');
          table.integer('total_bets');
          table.decimal('amount',32,2);
          table.integer('status');
          table.bigInteger('last_update_time');
      });
  };
  
  exports.down = function(knex, Promise) {
      return knex.schema.dropTable(tableName);
  };
  