Method: DTAS::Mlib#count_distinct

Defined in:
lib/dtas/mlib.rb

#count_distinct(tag) ⇒ Object 



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# File 'lib/dtas/mlib.rb', line 388

def count_distinct(tag)
  s = 'SELECT COUNT(DISTINCT(val_id)) FROM comments WHERE tag_id = ?'
  @db.fetch(s, @tag_map[tag]).single_value
end