OpenMLDB v0.4.0 正式发布，全面增强以 SQL 为核心的开发和管理体验

GitHub: github.com/4paradigm/O…
Docs: OpenMLDB 文档 - OpenMLDB 文档
Docs 国内镜像：OpenMLDB 文档 · 看云

OpenMLDB v0.4.0 Release Notes

以 SQL 为核心的开发和管理体验得到全面增强，同时适用于单机版和集群版。现在你可以基于 SQL 和 CLI 完成所有的开发、部署、以及相关管理任务，大大降低OpenMLDB 的使用门槛。(#991,#1034,#1071,#1064,#1061,#1049,#1045,#1038,#1034,#1029,#997,#996,#968,#946,#840,#830,#814,#776,#774,#764,#747,#740,#466,#481,#1033,#1027,#966,#951,#950,#932,#853,#835,#804,#800,#596,#595,#568,#873,#1025,#1021,#1019,#994,#991,#987,#912,#896,#894,#893,#873,#778,#777,#745,#737,#701,#570,#559,#558,#553 @tobegit3hub; #1030,#965,#933,#920,#829,#783,#754,#1005,#998 @vagetablechicken)
中文文档全面改进，你可以在此访问完整的使用和开发文档：docs.openmldb.ai/ (中国镜像: docs-cn.openmldb.ai )。中文文档相关的 GitHub repo: github.com/4paradigm/o… , 我们也非常期待你的贡献。
实验特性：引入了基于 Prometheus + Grafana 的线上监控方案 (#1048 @aceforeverd)

支持新的 SQL 语法: LIKE, HAVING (#841 @aceforeverd; #927,#698 @jingchen2222)
支持新的内置函数: reverse (#1004 @nautaa), dayofyear (#856 @Nicholas-SR)
改进编译和安装流程，现在支持从源码编译 (#999,#871,#594,#752,#793,#805,#875,#871,#999 @aceforeverd; #992 @vagetablechicken)
改进 GitHub CI/CD workflow (#842,#884,#875,#919,#1056,#874 @aceforeverd)
支持系统数据库和系统表 (#773 @dl239)
改进和完善功能函数 create index (#828 @dl239)
改进 demo 镜像 (#1023,#690,#734,#751 @zhanghaohit)
改进 Python SDK (#913,#906 @tobegit3hub;#949,#909 @HuilinWu2; #838 @dl239)
简化执行模式 (#877,#985,#892 @jingchen2222)
增加基于集群版的数据导入导出工具 (#1078 @tobegit3hub)
增加新的集群版的部署命令 (#921 @dl239)
支持创建表格是使用默认值 (#563 @zoyopei)
支持 string 类型的分隔符和引号 (#668 @ZackeryWang)
增加新的lru_cache 来支持 upsert (#795 @vagetablechicken)
支持使用任何 ts 列来增加索引 (#828 @dl239)
改进在 sql_insert_now 函数中关于ts 列的处理 (#944 ,#974 @keyu813)
改进文档 (#952 #885 @mahengyang; #834 @Nicholas-SR; #792,#1058,#1002,#872,#836,#792 @lumianph; #844,#782 @jingchen2222; #1022,#805 @aceforeverd)
代码清理 (#1073 @dl239)

The SQL-centric feature is enhanced for both standalone and cluster versions. Now you can enjoy the SQL-centric development and deployment experience seamlessly. (#991,#1034,#1071,#1064,#1061,#1049,#1045,#1038,#1034,#1029,#997,#996,#968,#946,#840,#830,#814,#776,#774,#764,#747,#740,#466,#481,#1033,#1027,#966,#951,#950,#932,#853,#835,#804,#800,#596,#595,#568,#873,#1025,#1021,#1019,#994,#991,#987,#912,#896,#894,#893,#873,#778,#777,#745,#737,#701,#570,#559,#558,#553 @tobegit3hub; #1030,#965,#933,#920,#829,#783,#754,#1005,#998 @vagetablechicken)
The Chinese documentations are thoroughly polished and accessible at docs.openmldb.ai/ (the mirror in China: docs-cn.openmldb.ai ). This documentation repository is available at github.com/4paradigm/o… , and you are welcome to make contributions.
Experimental feature: We have introduced a monitoring module based on Prometheus + Grafana for online feature processing. (#1048 @aceforeverd)

Support SQL syntax: LIKE, HAVING (#841 @aceforeverd; #927,#698 @jingchen2222)
Support new built-in functions: reverse (#1004 @nautaa), dayofyear (#856 @Nicholas-SR)
Improve the compilation and install process, and support building from sources (#999,#871,#594,#752,#793,#805,#875,#871,#999 @aceforeverd; #992 @vagetablechicken)
Improve the GitHub CI/CD workflow (#842,#884,#875,#919,#1056,#874 @aceforeverd)
Support system databases and tables (#773 @dl239)
Improve the function create index (#828 @dl239)
Improve the demo image (#1023,#690,#734,#751 @zhanghaohit)
Improve the Python SDK (#913,#906 @tobegit3hub;#949,#909 @HuilinWu2; #838 @dl239)
Simplify the concepts of execution modes (#877,#985,#892 @jingchen2222)
Add data import and export for the cluster version (#1078 @tobegit3hub)
Add new deployment command for the cluster version (#921 @dl239)
Support default values when creating a table (#563 @zoyopei)
Support string delimiters and quotes (#668 @ZackeryWang)
Add a new lru_cache to support upsert (#795 @vagetablechicken)
Support adding index with any ts_col (#828 @dl239)
Improve the ts packing in sql_insert_now (#944 ,#974 @keyu813)
Improve documentations (#952 #885 @mahengyang; #834 @Nicholas-SR; #792,#1058,#1002,#872,#836,#792 @lumianph; #844,#782 @jingchen2222; #1022,#805 @aceforeverd)
Other minor updates (#1073 @dl239)