code: func ColumnsForStruct(s interface{}, tableName string) (columns Columns) {
  	oncer.Deprecate(0, "columns.ColumnsForStruct", "Use columns.ForStruct instead.")
  	return ForStruct(s, tableName)
  }
docs: // ColumnsForStruct returns a Columns instance for
  // the struct passed in.
  //
  // Deprecated: use ForStruct instead.