mysql5.7版本中json类型的数据插入空数组，数据为null #1457

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2019-10-12T03:36:13Z

mengxiaotian commented

2019-10-12 03:36:13 +00:00

(Migrated from github.com)

model设定类型为
，

当teachers为空数组（[]），执行语句：_, err := engine.Cols("teachers").Update(teacher)
插入数据成功，但是数据库中的数据是null

model设定类型为 ![image](https://user-images.githubusercontent.com/13913243/66694248-12958c00-ece4-11e9-9baf-64e4c656811b.png)，当teachers为空数组（[]），执行语句：_, err := engine.Cols("teachers").Update(teacher) 插入数据成功，但是数据库中的数据是null

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Reference: xorm/xorm#1457