How to use database migration mysql-orcale

Reference page:

1. https://dbconvert.com/dbconvert-studio

2. http://blog.csdn.net/sunggff/article/details/70213417

3. https://www.cnblogs.com/dennyzhangdd/p/5550868.html

4.  The above 3 are useless, use the database tool to manually transfer it. DB Visualize/NaviCat/SQL Server.