Android Database in Risk !!?

Hi! guys, I think its very hard to protect your database cuz when I check some tutorials I found that if someone does a reverse engineering to any app

Hi! guys, I think it's very hard to protect your database cuz when I check some tutorials I found that if someone does a reverse engineering to any app dealing with DataBase he can inserts date to it is that correct or there is any way to protect your data

or:Hi! guys, I think it's very hard to protect your database cuz when I check some tutorials I found that if someone does a reverse engineering to any app dealing with DataBase he can inserts date to it is that correct or there is any way to protect your data

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