nastra commented on code in PR #9852:
URL: https://github.com/apache/iceberg/pull/9852#discussion_r1516222841
##########
hive-metastore/src/main/java/org/apache/iceberg/hive/HiveCatalog.java:
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@@ -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:
I don't think this error message is accurate, especially if the namespace
has more than 1 level
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