Re: Support `delete storage group '

[Jialin Qiao]

Hi,

> So I believe it's better for `delete storage group FullPath` command to 
> support wildcard, which can be regarded as `delete storage group <prefixPath>`

+1, this is a good function

Thanks,
--
Jialin Qiao
School of Software, Tsinghua University

乔嘉林
清华大学 软件学院

> -----原始邮件-----
> 发件人: "谭新宇" <tan-xi...@qq.com>
> 发送时间: 2020-10-30 14:04:24 (星期五)
> 收件人: dev <dev@iotdb.apache.org>
> 抄送: 
> 主题: Support `delete storage group <prefixPath>'
> 
> Greetings,
> 
> 
> Currently, it seems that the user can delete all data and timeseries:&nbsp;
> delete timeseries root.*; 
> 
> 
> But this sql cann't delete all related storage groups. In addition, such an 
> approach would be more time-consuming than simply deleting specified storage 
> groups.
> 
> So I believe it's better for `delete storage group FullPath` command to 
> support wildcard, which can be regarded as `delete storage group 
> <prefixPath&gt;`
> 
> For example, all sgs and data can be deleted by one sql efficiently:
> delete storage group root.*; 
> 
> 
> This sql is useful for some users in many scenarios, such as system cleanup 
> during continuous testing.
> 
> 
> 
> 
> I have implemented this feature and created a PR[1], you can take a review if 
> you are interested in it.
> 
> 
> 
> 
> [1] https://github.com/apache/iotdb/pull/1881
> 
> 
> 
> 
> Best:)
> 
> --------
> 
> Xinyu Tan