[Feature][CDCSOURCE] CDCSOURCE can be done with simple transform and mapping

[siriume]

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• I had searched in the issues and found no similar feature requirement.

Description

To perform column mapping and data transformation using CDCSOURCE.

使用CDCSOURCE可以做到简单的数据清洗,过滤和映射.

Use case

No response

Related issues

No response

Are you willing to submit a PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct

[aiwenmo]

I have a suggestion that can be implemented through such parameter items.

'trans.sql.schemaname1.tablename1' = ' c1 + c2 as alias1, c3 as alias2',
'trans.sql.schemaname1.tablename2' = ' c1 * c2 as alias1, c4 as alias2',
...

What do you think?

[github-actions]

Hello, this issue has not been active for more than 30 days. This issue will be closed in 7 days if there is no response. If you have any questions, you can comment and reply.

你好, 这个 issue 30 天内没有活跃，7 天后将关闭，如需回复，可以评论回复。