mysql - Android Chatting Application Suggestion -



mysql - Android Chatting Application Suggestion -

my amigos , planning create instant messaging (chatting) application, wechat/line/kakao talk, etc. of course of study there going little bits , pieces differentiate other thousands of chat apps, still chat application.

so thinking how app work, , have questions server , database should make

my original thought have mysql database , utilize xmpp server deliver messages between devices

but read called google cloud messaging , heard, can used i'm looking have few questions:

i think need online database store user info , more extras. can gcm used along mysql database?

ultimately, plan earn money app, right me utilize , earn money (no matter how minuscule)?

android mysql google-cloud-messaging

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