SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 2)
   ExpressionList (children 2)
    Literal \'groupArray: \'
    Function timeSeriesGroupArray (children 1)
     ExpressionList (children 2)
      Identifier timestamp
      Identifier value
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier ts_raw_data
