SelectWithUnionQuery (children 2)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 2)
    Function formatReadableSize (children 1)
     ExpressionList (children 1)
      Identifier peak_memory_usage
    Asterisk
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.part_log
   Function and (children 1)
    ExpressionList (children 5)
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier table
       Literal \'tvm\'
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier database
       Function currentDatabase (children 1)
        ExpressionList
     Function greaterOrEquals (children 1)
      ExpressionList (children 2)
       Identifier event_date
       Function minus (children 1)
        ExpressionList (children 2)
         Function today (children 1)
          ExpressionList
         Literal UInt64_1
     Function equals (children 1)
      ExpressionList (children 2)
       Identifier event_type
       Literal \'MergeParts\'
     Function greater (children 1)
      ExpressionList (children 2)
       Identifier peak_memory_usage
       Literal UInt64_100000000
 Identifier Vertical
