reader 和 writer 的 数据列名 和 数据列数 不同
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- Dominant language
- Java
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Description
如果datax reader 和 writer 的 数据列名 和 数据列数 不同，是不是就走不了 json 配置了?
这里 数据列名不同 数据列数相同，可以使用 transformer 进行列名转换。
但是 数据列数 不同 该如何处理？
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Research direction
The issue names no files or tests. Start by examining the reader and writer JSON configuration paths and the transformer behavior described in the report. Define how mismatched column counts should be handled, then verify the agreed behavior with a focused configuration or integration test.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- data-engineering
- Issue type
- Feature
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100