确定这不是有效的问题.我很尴尬地承认我对导致问题的迁移脚本进行了一些小调整.请忽略此问题-似乎我没有办法删除我提出的问题！

OK This is not a valid question. I am embarrassed to admit I made a small tweak on the migration script that caused the problem. Please ignore this question - seems like I dont have a way to delete a question I had asked!