presto-hive/src/main/java/io/prestosql/plugin/hive/metastore/RecordingHiveMetastore.java/RecordingHiveMetastore/addColumn
class RecordingHiveMetastore:    @Override
    public void addColumn(HiveIdentity identity, String databaseName, String tableName, String columnName, HiveType columnType, String columnComment)
    {
        verifyRecordingMode();
        delegate.addColumn(identity, databaseName, tableName, columnName, columnType, columnComment);
    }