fuchanghai

[Bug] [DataX] If the reader is oracle, there is a problem with the ***columns*** field of the generated dataxjson

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### Search before asking - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues. ### What happened The ***columns*** fields are all uppercase, causing some databases to...

[Feature][DataX] add hive option under drop down box

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### Search before asking - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar feature requirement. ### Description  ### Use case i'll add hive option ,so people...

[Improvement][dolphinscheduler-service] ProcessService

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### Search before asking - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar feature requirement. ### Description Some methods such as querying datasource or UdfFunc based on...

[fix] http 解析优化

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#1550 @scottsut @tianlu-root

some advice on developing documentation

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**Is your feature request related to a problem? Please describe.** Athough I saw an issue saying that there is no document for the second opening, I hope that there are...

当数据源为excel时，一些优化的想法

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**你的功能要求与某个问题相关吗？** 数据源为excel文件时，只解析第一个sheet 是否过于粗暴 **形容一下你想要的解决方案** 前端读取sheet数量供用户选择，在properties 中添加sheetNumbers参数用于后端选择sheet解析   另外是否考虑一个excel 上传之后，每个sheet都可以配置不同的表名

[Feature][ReadMe] Mixed use of Chinese and English punctuation

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### Search before asking - [X] I had searched in the [feature](https://github.com/apache/incubator-seatunnel/issues?q=is%3Aissue+label%3A%22Feature%22) and found no similar feature requirement. ### Description Mixed use of Chinese and English punctuation. Should we make...

[Bug] [Master] can't execute workflowThread#startProcess when have more failover processInstance

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### Search before asking - [X] I had searched in the [issues](https://github.com/apache/dolphinscheduler/issues?q=is%3Aissue) and found no similar issues. ### What happened - please tag a ``` discussion ```label - there are...

[fix-#11753] send alert error alert data id

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## Purpose of the pull request send alert error alert data id ## Brief change log ATT ## Verify this pull request This pull request is code cleanup without any...

[improvements][data-providers-base] optimize some code in LocalDB

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**Is your feature request related to a problem? Please describe.** executeInLocalDB should add a finally statement to release Dataframes in map **Describe the solution you'd like** **Describe alternatives you've considered**...