SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier tbl
   Function equals (children 1)
    ExpressionList (children 2)
     Function tupleElement (children 1)
      ExpressionList (children 2)
       Identifier _partition_value
       Literal UInt64_3
     Literal UInt64_4
   Set
