nk1506 commented on code in PR #9852:
URL: https://github.com/apache/iceberg/pull/9852#discussion_r1526482900


##########
hive-metastore/src/main/java/org/apache/iceberg/hive/HiveCatalog.java:
##########
@@ -222,53 +231,203 @@ public boolean dropTable(TableIdentifier identifier, 
boolean purge) {
 
   @Override
   public void renameTable(TableIdentifier from, TableIdentifier originalTo) {
-    if (!isValidIdentifier(from)) {
-      throw new NoSuchTableException("Invalid identifier: %s", from);
+    renameEntity(from, originalTo, "Table");
+  }
+
+  @Override
+  public boolean dropView(TableIdentifier identifier) {
+    if (!isValidIdentifier(identifier)) {
+      return false;
+    }
+
+    try {
+      String database = identifier.namespace().level(0);
+      String viewName = identifier.name();
+      Table table = clients.run(client -> client.getTable(database, viewName));
+      HiveOperationsBase.validateTableIsIcebergView(
+          table, CatalogUtil.fullTableName(name, identifier));
+
+      HiveViewOperations ops = (HiveViewOperations) newViewOps(identifier);
+      ViewMetadata lastViewMetadata = null;
+
+      try {
+        lastViewMetadata = ops.current();
+      } catch (NotFoundException e) {
+        LOG.warn(
+            "Failed to load table metadata for table: {}, continuing drop 
without purge",
+            identifier,
+            e);
+      }
+
+      clients.run(
+          client -> {
+            client.dropTable(database, viewName);
+            return null;
+          });
+
+      if (lastViewMetadata != null) {
+        CatalogUtil.dropViewMetaData(ops.io(), lastViewMetadata);
+      }
+
+      LOG.info("Dropped View: {}", identifier);
+      return true;
+
+    } catch (NoSuchViewException | NoSuchObjectException e) {
+      LOG.info("Skipping drop, View does not exist: {}", identifier, e);
+      return false;
+    } catch (TException e) {
+      throw new RuntimeException("Failed to drop " + identifier, e);
+    } catch (InterruptedException e) {
+      Thread.currentThread().interrupt();
+      throw new RuntimeException("Interrupted in call to dropView", e);
+    }
+  }
+
+  @Override
+  public List<TableIdentifier> listViews(Namespace namespace) {
+    Preconditions.checkArgument(
+        isValidateNamespace(namespace), "Missing database in namespace: %s", 
namespace);

Review Comment:
   https://github.com/apache/iceberg/pull/9924



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