oceanbase / oceanbase/miniob

explain 增加 logical 计划的展示

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feature
Dominant language
C++
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Description

Is your feature request related to a problem? Please describe.
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...]
explain可以查看执行计划,但是只能查看生成的物理计划,不能查看逻辑计划,对于调试来说不是很方便

Describe the solution you'd like
A clear and concise description of what you want to happen.
explain 算子查看逻辑计划

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

Start by locating the EXPLAIN operator and the code that currently displays physical plans. Read how logical and physical plans are represented, then run the existing EXPLAIN behavior to establish its output. Done means EXPLAIN can display the logical plan as well as the physical plan, with coverage in the relevant tests if they exist.

Written by the indexing model from the issue text.

Assessment

Tech stack
cpp
Domain
databases
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Mostly clear
Newbie friendliness
45/100

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