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[To rel/0.11] Add explain sql support#2843

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HTHou merged 6 commits intorel/0.11from
QueryDebug
Mar 15, 2021
Merged

[To rel/0.11] Add explain sql support#2843
HTHou merged 6 commits intorel/0.11from
QueryDebug

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@JackieTien97
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Description

In this pr, we support explain sql to print the query execute plan in logs. This function can be useful while some bugs happened online and we can collect some information.

Usage

explain + the query sql, like the following:

explain select s1 from root.sg1.d1

@sonarqubecloud
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@HTHou HTHou merged commit c229c55 into rel/0.11 Mar 15, 2021
@qiaojialin qiaojialin deleted the QueryDebug branch June 16, 2021 07:28
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4 participants