CreateQuery dist (children 3)
 Identifier dist
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration key (children 1)
    DataType Int
 Storage definition (children 2)
  Function Distributed (children 1)
   ExpressionList (children 3)
    Identifier test_shard_localhost
    Function currentDatabase (children 1)
     ExpressionList
    Identifier data
  Set
