SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Function count (children 1)
     ExpressionList
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.zookeeper
   Function equals (children 1)
    ExpressionList (children 2)
     Identifier path
     Function concat (children 1)
      ExpressionList (children 5)
       Literal \'/clickhouse/test/\'
       Function currentDatabase (children 1)
        ExpressionList
       Literal \'/01586_replicated_mutations_empty_partitions/\'
       Function getMacro (children 1)
        ExpressionList (children 1)
         Literal \'shard\'
       Literal \'/block_numbers\'
