From 019c446e6a8a881116dec6fb1d8ea769b9fca845 Mon Sep 17 00:00:00 2001 From: "abby.huang" <78209557+abby-cyber@users.noreply.github.com> Date: Thu, 9 May 2024 14:49:47 +0800 Subject: [PATCH] comm-release-note-for-3.8.0 (#2559) * comm-release-note-for-3.8.0 * 1 * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen * Update docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md Co-authored-by: Chris Chen --------- Co-authored-by: Chris Chen --- .../release-notes/nebula-comm-release-note.md | 98 ++++++++++------ .../release-notes/nebula-comm-release-note.md | 106 ++++++++++++------ 2 files changed, 135 insertions(+), 69 deletions(-) diff --git a/docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md b/docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md index c61f62ad8c7..c80a4790e8b 100644 --- a/docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md +++ b/docs-2.0-en/20.appendix/release-notes/nebula-comm-release-note.md @@ -1,36 +1,66 @@ # NebulaGraph {{ nebula.release }} release notes -## Features - -- Enhance the full-text index. [#5567](https://github.com/vesoft-inc/nebula/pull/5567) [#5575](https://github.com/vesoft-inc/nebula/pull/5575) [#5577](https://github.com/vesoft-inc/nebula/pull/5577) [#5580](https://github.com/vesoft-inc/nebula/pull/5580) [#5584](https://github.com/vesoft-inc/nebula/pull/5584) [#5587](https://github.com/vesoft-inc/nebula/pull/5587) - - The changes involved are listed below: - - - The original full-text indexing function has been changed from calling Elasticsearch's Term-level queries to Full text queries. - - In addition to supporting wildcards, regulars, fuzzy matches, etc. (but the syntax has been changed), support for word splitting (relying on Elasticsearch's own word splitter) has been added, and the query results include scoring results. For more syntax, see [official Elasticsearch documentation](https://www.elastic.co/guide/en/elasticsearch/reference/current/full-text-queries.html). - -## Enhancements - -- Support variables when querying vertex id or property index in a match clause. [#5486](https://github.com/vesoft-inc/nebula/pull/5486) [#5553](https://github.com/vesoft-inc/nebula/pull/5553) -- Performance - - Support parallel startup of RocksDB instances to speed up the startup of the Storage service. [#5521](https://github.com/vesoft-inc/nebula/pull/5521) - - Optimize the prefix search performance of the RocksDB iterator after the `DeleteRange` operation. [#5525](https://github.com/vesoft-inc/nebula/pull/5525) - - Optimize the appendLog sending logic to avoid impacting write performance when a follower is down. [#5571](https://github.com/vesoft-inc/nebula/pull/5571) - - Optimize the performance of the `MATCH` statement when querying for non-existent properties. [#5634](https://github.com/vesoft-inc/nebula/pull/5634) - -## Bug fixes - -- DQL - - Fix the crash of the Graph service when executing a single big query. [#5619](https://github.com/vesoft-inc/nebula/pull/5619) - - Fix the crash of the Graph service when executing the `Find All Path` statement. [#5621](https://github.com/vesoft-inc/nebula/pull/5621) [#5640](https://github.com/vesoft-inc/nebula/pull/5640) - - Fix the bug that some expired data is not recycled at the bottom level. [#5447](https://github.com/vesoft-inc/nebula/pull/5447) [#5622](https://github.com/vesoft-inc/nebula/pull/5622) - - Fix the bug that adding a path variable in the `MATCH` statement causes the `all()` function push-down optimization to fail. [#5631](https://github.com/vesoft-inc/nebula/pull/5631) - - Fix the bug in the `MATCH` statement that returns incorrect results when querying the self-loop by the shortest path. [#5636](https://github.com/vesoft-inc/nebula/pull/5636) - - Fix the bug that deleting edges by pipe causes the Graph service to crash. [#5645](https://github.com/vesoft-inc/nebula/pull/5645) - - Fix the bug in the `MATCH` statement that returns missing properties of edges when matching multiple hops. [#5646](https://github.com/vesoft-inc/nebula/pull/5646) -- Others - - Fix the bug of meta data inconsistency. [#5517](https://github.com/vesoft-inc/nebula/pull/5517) - - Fix the bug that RocksDB ingest causes the leader lease to be invalid. [#5534](https://github.com/vesoft-inc/nebula/pull/5534) - - Fix the error in the statistics logic of storage. [#5547](https://github.com/vesoft-inc/nebula/pull/5547) - - Fix the bug that causes the web service to crash if a flag is set for an invalid request parameter. [#5566](https://github.com/vesoft-inc/nebula/pull/5566) - - Fix the bug that too many logs are printed when listing sessions. [#5618](https://github.com/vesoft-inc/nebula/pull/5618) + +- Features: + + - Introduced the SINGLE SHORTEST PATH statement. [#5664](https://github.com/vesoft-inc/nebula/pull/5664) + + - Introduced the INNER JOIN statement. [#5664](https://github.com/vesoft-inc/nebula/pull/5664) + + - The ROUND() function now supports various rounding modes. [#5680](https://github.com/vesoft-inc/nebula/pull/5680) + +- Enhancements: + + - Performance: + + - The SHORTEST PATH statement now supports LIMIT pushdown to improve performance. [#5657](https://github.com/vesoft-inc/nebula/pull/5657) + + - Optimized certain logic to mitigate the impact on write performance after a follower crashes. [#5673](https://github.com/vesoft-inc/nebula/pull/5673) + + - Optimized session management in the Meta service to reduce latency in high concurrency scenarios. [#5762](https://github.com/vesoft-inc/nebula/pull/5762) + + - Usability: + + - Optimized the process of graph space deletion to reduce blocking time. [#5754](https://github.com/vesoft-inc/nebula/pull/5754) + + - Stability: + + - Optimized the LEADER BALANCE algorithm for a more balanced load distribution. [#5670](https://github.com/vesoft-inc/nebula/pull/5670) + + - Introduced a limit on the maximum number of statements to enhance system protection mechanisms. [#5790](https://github.com/vesoft-inc/nebula/pull/5790) + +- Bug Fixes: + + - DQL: + + - Fixed inconsistent results when executing the LOOKUP statement multiple times. [#5662](https://github.com/vesoft-inc/nebula/pull/5662) + + - Fixed the syntax error when UNION ALL was used. [#5674](https://github.com/vesoft-inc/nebula/pull/5674) + + - Fixed incorrect LIMIT results and crashes in SHORTEST PATH, ALL PATH, and NOLOOP PATH scenarios. [#5679](https://github.com/vesoft-inc/nebula/pull/5787), [#5699](https://github.com/vesoft-inc/nebula/pull/5699), [#5787](https://github.com/vesoft-inc/nebula/pull/5787), [#5789](https://github.com/vesoft-inc/nebula/pull/5789) + + - Fixed the crash issue when executing the SHORTEST PATH statement multiple times with a memory tracker set. [#5720](https://github.com/vesoft-inc/nebula/pull/5720) + + - Fixed a filtering error to prevent the Graph service from crashing. [#5740](https://github.com/vesoft-inc/nebula/pull/5740) + + - Fixed execution failure in multi-variable scenarios. [#5734](https://github.com/vesoft-inc/nebula/pull/5734) + + - Fixed the issue that MATCH SHORTEST PATH did not support self-loop detection. [#5738](https://github.com/vesoft-inc/nebula/pull/5738) + + - Fixed the crash issue in some scenarios when the filter condition is never met. [#5740](https://github.com/vesoft-inc/nebula/pull/5740) + + - Fixed the crash issue with the ROUND function. [#5773](https://github.com/vesoft-inc/nebula/pull/5773) + + - Fixed the incorrect result issue when executing FIND PATH WITH PROP in a one-hop query. [#5759](https://github.com/vesoft-inc/nebula/pull/5759) + + - Fixed the performance degradation issue when the USE SPACE clause was included in a query statement. [#5793](https://github.com/vesoft-inc/nebula/pull/5793) + + - Fixed the issue that FIND NOLOOP PATH did not exclude self-loops. [#5805](https://github.com/vesoft-inc/nebula/pull/5805) + + - Others: + + - Fixed errors when executing the CLONE SPACE statement. [#3005](https://github.com/vesoft-inc/nebula/pull/3005), [#5781](https://github.com/vesoft-inc/nebula/pull/5781) + + - Fixed the issue that no data was collected by the num_vertices_inserted metric when an index existed. [#5756](https://github.com/vesoft-inc/nebula/pull/5756) + + - Fixed a potential crash issue when queries and schema changes were performed simultaneously. [#5855](https://github.com/vesoft-inc/nebula/pull/5855) \ No newline at end of file diff --git a/docs-2.0-zh/20.appendix/release-notes/nebula-comm-release-note.md b/docs-2.0-zh/20.appendix/release-notes/nebula-comm-release-note.md index 4cc71fc9222..eea3f8eb6eb 100644 --- a/docs-2.0-zh/20.appendix/release-notes/nebula-comm-release-note.md +++ b/docs-2.0-zh/20.appendix/release-notes/nebula-comm-release-note.md @@ -1,37 +1,73 @@ # {{nebula.name}} 更新说明 -## v3.6.0 - -- 功能 - - - 增强全文索引功能。 [#5567](https://github.com/vesoft-inc/nebula/pull/5567) [#5575](https://github.com/vesoft-inc/nebula/pull/5575) [#5577](https://github.com/vesoft-inc/nebula/pull/5577) [#5580](https://github.com/vesoft-inc/nebula/pull/5580) [#5584](https://github.com/vesoft-inc/nebula/pull/5584) [#5587](https://github.com/vesoft-inc/nebula/pull/5587) - - 涉及变更内容如下： - - - 原有的全文索引功能由调用 Elasticsearch 的 Term-level queries 改为 Full text queries 方式。 - - 变更后除了支持原有的通配符、正则、模糊匹配等方式（但语法发生变化），还增加了对分词的支持（依赖 Elasticsearch 自身使用的分词器），查询结果包含评分结果。更多语法请参见 [Elasticsearch 官方文档](https://www.elastic.co/guide/en/elasticsearch/reference/current/full-text-queries.html)。 - -- 增强 - - - 支持使用`MATCH`子句检索 VID 或属性索引时使用变量。 [#5486](https://github.com/vesoft-inc/nebula/pull/5486) [#5553](https://github.com/vesoft-inc/nebula/pull/5553) - - 性能 - - 支持并行启动 RocksDB 实例以加快 Storage 服务的启动速度。 [#5521](https://github.com/vesoft-inc/nebula/pull/5521) - - 优化 RocksDB 迭代器执行`DeleteRange`操作后的前缀搜索性能。 [#5525](https://github.com/vesoft-inc/nebula/pull/5525) - - 优化 appendLog 发送逻辑以避免 follower 宕机后影响写性能。 [#5571](https://github.com/vesoft-inc/nebula/pull/5571) - - 优化`MATCH`语句查询不存在的属性时的性能。 [#5634](https://github.com/vesoft-inc/nebula/pull/5634) - -- 缺陷修复 - - DQL - - 修复单个大查询导致 Graph 服务崩溃的问题。 [#5619](https://github.com/vesoft-inc/nebula/pull/5619) - - 修复执行`Find All Path`语句导致 Graph 服务崩溃的问题。 [#5621](https://github.com/vesoft-inc/nebula/pull/5621) [#5640](https://github.com/vesoft-inc/nebula/pull/5640) - - 修复部分过期数据在最底层不会被回收的问题。 [#5447](https://github.com/vesoft-inc/nebula/pull/5447) [#5622](https://github.com/vesoft-inc/nebula/pull/5622) - - 修复在`MATCH`语句中添加路径变量会导致`all()`函数下推优化失效的问题。 [#5631](https://github.com/vesoft-inc/nebula/pull/5631) - - 修复`MATCH`语句中通过最短路径查询自环时返回结果错误的问题。 [#5636](https://github.com/vesoft-inc/nebula/pull/5636) - - 修复通过管道符删除边导致 Graph 服务崩溃的问题。 [#5645](https://github.com/vesoft-inc/nebula/pull/5645) - - 修复`MATCH`语句中匹配多跳时返回结果缺少边属性的问题。 [#5646](https://github.com/vesoft-inc/nebula/pull/5646) - - 其他 - - 修复 Meta 数据不一致的问题。 [#5517](https://github.com/vesoft-inc/nebula/pull/5517) - - 修复 RocksDB 导入操作导致 leader 租约无效的问题。 [#5534](https://github.com/vesoft-inc/nebula/pull/5534) - - 修复存储的统计逻辑错误的问题。 [#5547](https://github.com/vesoft-inc/nebula/pull/5547) - - 修复设置无效请求参数的标志导致 Web 服务崩溃的问题。 [#5566](https://github.com/vesoft-inc/nebula/pull/5566) - - 修复列出会话时打印过多日志的问题。 [#5618](https://github.com/vesoft-inc/nebula/pull/5618) +## v3.8.0 + + +- 功能： + + - 现已支持 SINGLE SHORTEST PATH 功能。 [#5664](https://github.com/vesoft-inc/nebula/pull/5664) + + - 已实现 INNER JOIN 功能。 [#5664](https://github.com/vesoft-inc/nebula/pull/5664) + + - ROUND() 函数现已支持舍入模式。[#5680](https://github.com/vesoft-inc/nebula/pull/5680) + +- 增强： + + - 性能： + + - SHORTEST PATH 现已支持 LIMIT 下推，以提升性能。 [#5657](https://github.com/vesoft-inc/nebula/pull/5657) + + - 优化了部分逻辑，以避免 follower 宕机后对写性能的影响。 [#5673](https://github.com/vesoft-inc/nebula/pull/5673) + + - 优化了 meta service 对 session 的管理，以减少高并发场景下的延迟。 [#5762](https://github.com/vesoft-inc/nebula/pull/5762) + + - 易用性： + + - 优化了删除 graph space 的过程，减少了阻塞时间。 [#5754](https://github.com/vesoft-inc/nebula/pull/5754) + + - 稳定性： + + - 优化了 LEADER BALANCE 算法，以实现更均衡的负载分配。 [#5670](https://github.com/vesoft-inc/nebula/pull/5670) + + - 增加了对最大语句条数的限制，以增强系统的保护机制。 [#5790](https://github.com/vesoft-inc/nebula/pull/5790) + +- 缺陷修复： + + - DQL： + + - 修复了多次执行 LOOKUP 语句时，结果不一致的问题。 [#5662](https://github.com/vesoft-inc/nebula/pull/5662) + + - 修复了 UNION ALL 报语法错误的问题。 [#5674](https://github.com/vesoft-inc/nebula/pull/5674) + + - 修复了在 SHORTEST PATH、ALL PATH、NOLOOP PATH 场景下 LIMIT 结果错误、崩溃等问题。 [#5679](https://github.com/vesoft-inc/nebula/pull/5787)、[#5699](https://github.com/vesoft-inc/nebula/pull/5699)、[#5787](https://github.com/vesoft-inc/nebula/pull/5787)、[#5789](https://github.com/vesoft-inc/nebula/pull/5789) + + - 修复了在设置 memory tracker 的情况下，多次重复执行 SHORTEST PATH 导致的崩溃问题。[#5720](https://github.com/vesoft-inc/nebula/pull/5720) + + - 修复了 Filter 错误，避免 Graph Service 崩溃。 [#5740](https://github.com/vesoft-inc/nebula/pull/5740) + + - 修复了多变量场景下执行失败的问题。 [#5734](https://github.com/vesoft-inc/nebula/pull/5734) + + - 修复了 MATCH SHORTEST PATH 不支持自环检测的问题。 [#5738](https://github.com/vesoft-inc/nebula/pull/5738) + + - 修复了在过滤条件永远不成立时，部分场景下的崩溃问题。 [#5740](https://github.com/vesoft-inc/nebula/pull/5740) + + - 修复了 ROUND 函数的崩溃问题。 [#5773](https://github.com/vesoft-inc/nebula/pull/5773) + + - 修复了 FIND PATH WITH PROP 在一跳查询时，结果错误的问题。 [#5759](https://github.com/vesoft-inc/nebula/pull/5759) + + - 修复了在执行 USE SPACE + 查询时，性能变慢的问题。 [#5793](https://github.com/vesoft-inc/nebula/pull/5793) + + - 修复了 FIND NOLOOP PATH 未排除自环的问题。 [#5805](https://github.com/vesoft-inc/nebula/pull/5805) + + - 其他： + + - 修复了在执行 CLONE SPACE 时的错误。 [#3005](https://github.com/vesoft-inc/nebula/pull/3005)、[#5781](https://github.com/vesoft-inc/nebula/pull/5781) + + - 修复了在存在索引时，num_vertices_inserted 监控指标无数据的问题。 [#5756](https://github.com/vesoft-inc/nebula/pull/5756) + + - 修复了在进行查询和 Schema 的变更同时进行时可能出现崩溃的问题。 [#5855](https://github.com/vesoft-inc/nebula/pull/5855) + + + + +