iotdb

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fix return success when insert exception

2

## Description fix bug when insert error, but can't catch exception, and return success, this scenario may mislead data loss This PR has: - [x] been self-reviewed. - [ ]...

dh-cloud

set wal file size is too large ， restart datanode , recoverLastFile not right

xinyu162

SzyWilliam

Transfer Snapshot IT now is verified after https://github.com/apache/iotdb/pull/8385 https://github.com/apache/iotdb/pull/8470. Open this PR to run CI to verify

SzyWilliam

[IOTDB-5162] Optimize concurrent schema fetch for same schema

1

## Description ### Motivation When there are different requests trying to fetch the same schema, for example concurrent data insertion for same device and concurrent data query for same timeseries,...

MarcosZyk

PipeConsensus: Support deletion operation for PipeConsensus

1

detailed docs：https://apache-iotdb.feishu.cn/docx/APGydt3AqoHn4IxHYZ6c7fJQnhc - [x] Definition of DeleteResource and other component - [x] Transfer and receive of Deletion - [x] adoption to Pipe Framework - [x] Persist and GC strategy of...

Pengzna

如何保持系统的响应速度和吞吐量？

2

在物联网场景中，设备数量众多且数据产生频繁，Apache IoTDB需要能够处理高并发的数据写入和查询请求。在高负载情况下，如何保持系统的响应速度和吞吐量？请问有什么方案可以优化呢？

zhangshiwei0813

Add or modify encryption related codes for encryption module realization.

zhujt20

Fix default authentication of C++ Client

2

The previous default authentication (username and password) in Client-CPP is inconsistent with Client-Java.

jt2594838

Considering that when the event is garbage collected, the file resources it holds will not automatically end their lifecycle, we adopt a reference counting maintenance + safety net fallback method...

VGalaxies