domain mapping、constraints设置

static mapping = {

    table 'some_other_table_name'

    columns {

      name column:'airline_name'

      url column:'link'

      frequentFlyer column:'ff_id'

    }

  }

 

  static constraints = {

    name(blank:false, maxSize:100)

    url(url:true)

    frequentFlyer(blank:true)

    notes(maxSize:1500)

  }

 

static mapping = {

// table 'some_other_table_name'

  columns {

   entyer column:'enterId'

   keeper column:'keeperId'

   purchaser column:'buyerId'

   borrower column:'borrowId'

  }

 }