SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 5)
   ExpressionList (children 3)
    Identifier part_name
    Function arraySort (alias mergers) (children 1)
     ExpressionList (children 1)
      Function groupArrayIf (children 1)
       ExpressionList (children 2)
        Identifier table
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier event_type
          Literal \'MergeParts\'
    Function arraySort (alias fetchers) (children 1)
     ExpressionList (children 1)
      Function groupArrayIf (children 1)
       ExpressionList (children 2)
        Identifier table
        Function equals (children 1)
         ExpressionList (children 2)
          Identifier event_type
          Literal \'DownloadPart\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.part_log
   Function and (children 1)
    ExpressionList (children 4)
     Function greater (children 1)
      ExpressionList (children 2)
       Identifier event_time
       Function minus (children 1)
        ExpressionList (children 2)
         Function now (children 1)
          ExpressionList
         Literal UInt64_120
     Function like (children 1)
      ExpressionList (children 2)
       Identifier table
       Literal \'execute\\\\_on\\\\_single\\\\_replica\\\\_r%\'
     Function notLike (children 1)
      ExpressionList (children 2)
       Identifier part_name
       Literal \'%\\\\_0\'
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier database
       Function currentDatabase (children 1)
        ExpressionList
   ExpressionList (children 1)
    Identifier part_name
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier part_name
 Identifier Vertical
