polardb / polardb/polardbx-sql
DECIMAL长度计算问题
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- Dominant language
- Java
- Stars
- 1.7k
- Forks
- 337
- PR merge metrics
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Description
为什么polardbx-optimizer/src/main/java/com/alibaba/polardbx/optimizer/config/table/Field.java里面会留有一个 incorrect 的注释，DECIMAL的长度计算不打算改了吗
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading polardbx-optimizer/src/main/java/com/alibaba/polardbx/optimizer/config/table/Field.java, focusing on the DECIMAL length calculation and the comment marked incorrect. Confirm the intended calculation and whether the implementation or comment needs correction. The work is done when the DECIMAL behavior and its explanation agree with the confirmed expectation.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- databases
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Quiet
- Clarity
- Needs clarification
- Newbie friendliness
- 45/100