CreateQuery test_s64_distributed (children 2)
 Identifier test_s64_distributed
 Storage definition (children 1)
  Function Distributed (children 1)
   ExpressionList (children 4)
    Literal \'test_shard_localhost\'
    Function currentDatabase (children 1)
     ExpressionList
    Identifier test_s64_local
    Function rand (children 1)
     ExpressionList