a safe way to re-build empty_db for django

re-build empty_db for django

#prepare db for develop
1. ./update_db.sh

#prepare code
1. git checkout develop
2. git pull origin develop
3. python manage.py migrate

#merge code
1. git checkout hotfix
2. git merge develop
3. git checkout develop -- empty_db.sql
4. git rm {new migrate files in this hotfix}
5. python manage.py makemigrations
6. {select yes to create test db}
7. python manage.py migrate

#done

with migrate rollback will faster

rollback db for develop

1. python migrate {last migration on develop before hotfix }

prepare code

1. git checkout develop
2. git pull origin develop
3. python manage.py migrate

merge code

1. git checkout hotfix
2. git merge develop
3. git checkout develop -- empty_db.sql
4. git rm {new migrate files in this hotfix}
5. python manage.py makemigrations
6. {select yes to create test db}
7. python manage.py migrate

done

a fast-est way:

direct use develop branch empty_db

1. git merge develop
2. git checkout develop -- empty_db.sql
3. mysql -uroot -ppassword -Dcruise < empty_db.sql
4. git rm {new migrate files in this hotfix}
5. python manage.py makemigrations
6. {select yes to create test db}

if you want test data in cruise db

1. python manage.py devdata --action push --populate --settings=cruise2.settings.dev