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https://issues.apache.org/jira/browse/IOTDB-1085?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17273261#comment-17273261
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XiangweiWei commented on IOTDB-1085:
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It has been in progress now actually. Thanks for your suggestion.
> Refactoring "transformQuery" method
> -----------------------------------
>
> Key: IOTDB-1085
> URL: https://issues.apache.org/jira/browse/IOTDB-1085
> Project: Apache IoTDB
> Issue Type: Improvement
> Components: Others
> Reporter: weizihan
> Assignee: XiangweiWei
> Priority: Critical
> Attachments: image-2020-12-28-14-11-22-516.png,
> image-2020-12-28-14-21-36-561.png, image-2020-12-28-14-22-04-775.png,
> image-2020-12-28-14-22-35-650.png
>
>
> Currently, the method of
> org.apache.iotdb.db.qp.strategy.PhysicalGenerator#transformQuery has reached
> about 300 line, and there are lots of "if else" in this method. In order to
> easily maintain it, it should be refactored into more readable one, I think.
>
> Related pic:
> !image-2020-12-28-14-11-22-516.png|width=518,height=60!
> !image-2020-12-28-14-21-36-561.png|width=553,height=710!
> !image-2020-12-28-14-22-04-775.png|width=539,height=670!
>
> !image-2020-12-28-14-22-35-650.png|width=571,height=761!
>
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