列转行，行转列大全

MySQL 逗号分隔，字符串拆分（横转竖）

https://blog.csdn.net/weixin_45395031/article/details/108779977?spm=1001.2101.3001.6650.5&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-5-108779977-blog-113225503.pc_relevant_3mothn_strategy_recovery&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7EBlogCommendFromBaidu%7ERate-5-108779977-blog-113225503.pc_relevant_3mothn_strategy_recovery&utm_relevant_index=10

 

【Oracle】Oracle 中的行列转换 （pivot 与 unpivot 语法）

https://mengchengdu.blog.csdn.net/article/details/95189755?spm=1001.2101.3001.6650.5&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-5-95189755-blog-111921416.pc_relevant_3mothn_strategy_and_data_recovery&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-5-95189755-blog-111921416.pc_relevant_3mothn_strategy_and_data_recovery&utm_relevant_index=10