Module: Alf::Algebra::Operand

Defined in:
lib/alf/algebra/operand.rb

Instance Method Summary collapse

Instance Method Details

#to_sql ⇒ Object 



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# File 'lib/alf/algebra/operand.rb', line 5

def to_sql
  cog = to_cog
  if cog.respond_to?(:to_sql)
    cog.to_sql
  else
    Alf::Sql::Compiler.new.call(self).to_sql
  end
rescue NotSupportedError => ex
  raise NotSupportedError, "Unable to compile `#{self}` to SQL"
end