insert 0 but return null

[albertgarden]

Bug Description A clear and concise description of what the bug is.

To Reproduce Steps to reproduce the behavior:

1. Go to '...'
2. Type in '....'
3. See error

Expected Behavior A clear and concise description of what you expected to happen.

Screenshots If applicable, add screenshots to help explain your problem.

Environment (please complete the following information):

• OS: [e.g. CentOS 7.0]
• Memory, CPU, current Disk Space
• TDengine Version [e.g. 1.6.1.7]

Additional Context Add any other context about the problem here.

[albertgarden]

在3.0.0版本的时候发现的

[yu285]

可以提供 复现的语句么。

[yu285]

3.0早期版本的bug 都已经都修复了，但是3.0.2.5 之前可能与现在的最新版（3.3.0.0）并不兼容，所以无法直接升级。因此建议重新部署一下最新的 3.3.0.0 ，后续升级都很方便，直接安装最新版软件即可。

开源版支持操作系统范围：https://docs.taosdata.com/reference/support-platform/