SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 6)
   ExpressionList (children 3)
    Identifier SearchEngineID
    Function uniq (children 1)
     ExpressionList (children 1)
      Identifier SearchPhrase
    Function count (alias c) (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier test.hits_s3
   Function notEquals (children 1)
    ExpressionList (children 2)
     Identifier SearchPhrase
     Literal \'\'
   ExpressionList (children 2)
    Identifier SearchEngineID
    Identifier SearchPhrase
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier c
   Literal UInt64_10