@Override
        public void entity2Storage(final TopNCacheWriteCommand storageData, final Convert2Storage converter) {
            converter.accept(STATEMENT, storageData.getCommand());
            converter.accept(TRACE_ID, storageData.getTraceId());
            converter.accept(LATENCY, storageData.getLatency());
            converter.accept(ENTITY_ID, storageData.getEntityId());
            converter.accept(TIME_BUCKET, storageData.getTimeBucket());
            converter.accept(TIMESTAMP, storageData.getTimestamp());
        }
Database TopN statement, including Database SQL statement, mongoDB and Redis commands.
oap-server/server-core/src/main/java/org/apache/skywalking/oap/server/core/analysis/manual/cache/TopNCacheWriteCommand.java