Method: Sequel::Postgres::PGRow::HashRow#check_columns!

Defined in:
lib/sequel/extensions/pg_row.rb

#check_columns! ⇒ Object

Check that the HashRow has valid columns. This should be used before all attempts to literalize the object, since literalization depends on the columns to get the column order.


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# File 'lib/sequel/extensions/pg_row.rb', line 206

def check_columns!
  if columns.nil? || columns.empty?
    raise Error, 'cannot literalize HashRow without columns'
  end
end