dennis zhuang comments

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                                            dennis zhuang

Tracking Issue: Improve PromQL compliance

We can close this issue right now.

Table-level WAL switch

@WangTingZheng hello, are u still working on this feature?

Table-level WAL switch

@WangTingZheng That's fine. So may I assign this task to other developers? Thank u.

Table-level WAL switch

Let's implement this feature in the following release. cc @fengjiachun @v0y4g3r

Change the default working directory from `/tmp` to ...

I think `/var/lib/greptimedb/` is better. Because MySQL, Tidb, and Posgres use the paths just like it.

addFunction success but when used "Function not found"

Please ensure that the `path` function exists and add it to the `AviatorEvaluator` before compiling or executing the expression.

判断和使用不在env中的变量，若变量名带点号，判断nil时会直接报错

预期行为，请明确判断一个变量是否是 nil，再使用。或者启用 `NIL_WHEN_PROPERTY_NOT_FOUND`. https://www.yuque.com/boyan-avfmj/aviatorscript/yr1oau#NIL_WHEN_PROPERTY_NOT_FOUND

Optimize `maybe_fill_missing_columns` to reduce CPU usage in metric engine

Improved by #5455

support alter database compaction options

> Do we need to support database level compaction options? [@v0y4g3r](https://github.com/v0y4g3r) Support for this is already available in https://github.com/GreptimeTeam/greptimedb/pull/6529. To implement this issue now, we just need to relax the...