Class: PG::Result

Inherits:
Object
  • Object
show all
Defined in:
lib/ext/pg.rb

Instance Method Summary collapse

Instance Method Details

#each_value(&block) ⇒ Object 



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# File 'lib/ext/pg.rb', line 6

def each_value(&block)
  if block_given?
    self.each_row { |r| yield(r.first) }
  else
    self.each_row.map { |r| r.first }
  end
end

#empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ext/pg.rb', line 14

def empty?() ntuples == 0 end

#to_a ⇒ Object 



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# File 'lib/ext/pg.rb', line 16

def to_a() self.values end

#value ⇒ Object 



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# File 'lib/ext/pg.rb', line 4

def value() self.getvalue(0, 0) end