Foreword: the Java code startup exception and error report view does not exist, but the view can still be seen in Navicat, but it does not exist when you double-click to open the view

Remedy: (all the following operations are performed in Navicat’s SQL command line)
1. Look for the view in the previous database backup
2. The use command allows us to use the database, the use command format: use ;
3. show create view ;
4. Copy the code shown in the previous step how to create
5. Then use the new database;
6. Clean up the code for creating a view copied in 4, and replace the original database name with the new database name
7. Just run