@Override
    public List<SchemaChangeLog> getChangeLogs(String namespace) {
        assertInitialization(namespace);
        return schemaChangeLogService.getSchemaChangeLogs(namespace);
    }
This implementation uses the executed schema change logs to compare against the specified {@code changeSets} to
check the current schema status, regardless of how the actual schema looks like.
hbase/hbase-schema/src/main/java/com/navercorp/pinpoint/hbase/schema/service/HbaseSchemaServiceImpl.java