The Mysql2 gem is meant to serve the extremely common use-case of connecting, querying and iterating on results. Some database libraries out there serve as direct 1:1 mappings of the already complex C ...

Migrating from legacy MySQL databases can be time-consuming and resource-intensive. When migrating your databases, you can automate the migration of your database ...

如果不想这样，只能修改代码的所有表对象的字段类型和传参类型保证与postgres数据库的字段类型对应，但是有些依赖的框架底层自己操作数据库可能就无法修改源码了，只能修改数据库表字段类型了。 spring: datasource: # 修改驱动类 driver-class-name: org.postgresql.Driver ...