InsertQuery   (children 2)
 Function cluster (children 1)
  ExpressionList (children 3)
   Literal \'test_shard_localhost\'
   Function currentDatabase (children 1)
    ExpressionList
   Identifier x
 SelectWithUnionQuery (children 1)
  ExpressionList (children 1)
   SelectQuery (children 2)
    ExpressionList (children 1)
     Asterisk
    TablesInSelectQuery (children 1)
     TablesInSelectQueryElement (children 1)
      TableExpression (children 1)
       Function numbers (children 1)
        ExpressionList (children 1)
         Literal UInt64_10
