@Override
  public void commit() {
    baseTableUpdateSchema.commit();
    try {
      changeTableUpdateSchema.commit();
    } catch (Exception e) {
      LOG.warn("change table schema commit exception", e);
    }
  }
Apply the pending changes to the original schema and returns the result.

<p>This does not result in a permanent update.

@return the result Schema when all pending updates are applied
amoro-format-iceberg/src/main/java/org/apache/amoro/op/KeyedSchemaUpdate.java