阅读背景:

在多个连接表上使用MySQL GROUP_CONCAT或PIVOT

来源:互联网 

ISSUE

I'm working on a content management system for a school, and I'd like to be able to create a view of multiple joined tables. In addition to joining the tables, I need to perform a PIVOT or GROUP_CONCAT (or some other function) in order to take multiple rows from each table and use them as columns in the view. To help visualize, here is a simplification of what I'm working with:I'm working on a content management sys




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