SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Function count (children 1)
     ExpressionList
    Function sum (children 1)
     ExpressionList (children 1)
      Identifier number
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Function file (children 1)
       ExpressionList (children 1)
        Literal \'02892.orc\'
   Function indexHint (children 1)
    ExpressionList (children 1)
     Function and (children 1)
      ExpressionList (children 2)
       Function greaterOrEquals (children 1)
        ExpressionList (children 2)
         Identifier dt64_us
         Function toDateTime64 (children 1)
          ExpressionList (children 2)
           Literal UInt64_900000000
           Literal UInt64_2
       Function lessOrEquals (children 1)
        ExpressionList (children 2)
         Identifier dt64_us
         Literal \'2005-01-01\'
