SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 1)
    Identifier table
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.dropped_tables
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier table
     Literal \'02681_undrop_uuid_on_cluster\'
   Literal UInt64_1
