code: public final ListTableSpecsPagedResponse listTableSpecs(DatasetName parent) {
      ListTableSpecsRequest request =
          ListTableSpecsRequest.newBuilder()
              .setParent(parent == null ? null : parent.toString())
              .build();
      return listTableSpecs(request);
    }
docs: Lists table specs in a dataset.
  
  <p>Sample code:
  
  <pre><code>
  try (AutoMlClient autoMlClient = AutoMlClient.create()) {
  DatasetName parent = DatasetName.of("[PROJECT]", "[LOCATION]", "[DATASET]");
  for (TableSpec element : autoMlClient.listTableSpecs(parent).iterateAll()) {
  // doThingsWith(element);
  }
  }
  </code></pre>
  
  @param parent The resource name of the dataset to list table specs from.
  @throws com.google.api.gax.rpc.ApiException if the remote call fails