nastra commented on code in PR #8909:
URL: https://github.com/apache/iceberg/pull/8909#discussion_r1375090864


##########
nessie/src/main/java/org/apache/iceberg/nessie/NessieCatalog.java:
##########
@@ -347,4 +348,54 @@ private TableIdentifier identifierWithoutTableReference(
   protected Map<String, String> properties() {
     return catalogOptions;
   }
+
+  @Override
+  protected ViewOperations newViewOps(TableIdentifier identifier) {
+    TableReference tr = parseTableReference(identifier);
+    return new NessieViewOperations(
+        ContentKey.of(
+            
org.projectnessie.model.Namespace.of(identifier.namespace().levels()), 
tr.getName()),
+        client.withReference(tr.getReference(), tr.getHash()),
+        fileIO,
+        catalogOptions);
+  }
+
+  @Override
+  public List<TableIdentifier> listViews(Namespace namespace) {
+    return client.listViews(namespace);
+  }
+
+  @Override
+  public boolean dropView(TableIdentifier identifier) {
+    TableReference tableReference = parseTableReference(identifier);
+    return client
+        .withReference(tableReference.getReference(), tableReference.getHash())
+        .dropView(identifierWithoutTableReference(identifier, tableReference), 
false);
+  }
+
+  @Override
+  public void renameView(TableIdentifier from, TableIdentifier to) {
+    TableReference fromTableReference = parseTableReference(from);
+    TableReference toTableReference = parseTableReference(to);
+    String fromReference =
+        fromTableReference.hasReference()
+            ? fromTableReference.getReference()
+            : client.getRef().getName();
+    String toReference =
+        toTableReference.hasReference()
+            ? toTableReference.getReference()
+            : client.getRef().getName();
+    Preconditions.checkArgument(
+        fromReference.equalsIgnoreCase(toReference),
+        "from: %s and to: %s reference name must be same",

Review Comment:
   I think it would be good to make this error msg clearer



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