How to Codeiqniter 3 conenct MYSQL cloud

Dear All Developer codeiqniter

I have plan build application used codeiqniter. but the problem i want try my application codeiqniter connect google mysql cloud or database in aws or digitalocean. different server



you have tutorial how to codeiqniter connect mysql cloud maybe google cloud, aws cloud or digitalocean cloud but different server?

Thanks

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