“TableDetails”中列“IsPrimaryKey”的值為DBNull. Mysql EntityFramework

                                                                           

Entity Framework連接MySQL時：由於出現以下異常,無法生成模型:“表“TableDetails”中列“IsPrimaryKey”的值為DBNull.

解決方案：

Execute the following commands in MySQL. use <<database name>>; set global optimizer_switch='derived_merge=OFF';

 

 http://stackoverflow.com/questions/33575109/mysql-entity-the-value-for-column-isprimarykey-in-table-tabledetails-is