presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/SemiTransactionalHiveMetastore.java/Committer/executeAlterPartitionOperations
class Committer:        private void executeAlterPartitionOperations()
        {
            for (AlterPartitionOperation alterPartitionOperation : alterPartitionOperations) {
                alterPartitionOperation.run(delegate);
            }
        }