Firebase Android:使用户名唯一
app : {
users: {
"some-user-uid": {
email: "test@test.com"
username: "myname"
}
}}{
"rules": {
".read": true,
".write": true,
"users": {
"$uid": {
".write": "auth !== null && auth.uid === $uid",
".read": "auth !== null && auth.provider === 'password'",
"username": {".validate": "!root.child('users').child(newData.child('username').val()).exists()"}
}
}
}}拉丁的传说
慕码人8056858
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