如何删除firestore数据库中有子文档的文档?
以下是集合结构


我想删除文档doc("3F0SezA3")
我在下面尝试了这些,但都没有效果,我正在获取console.log('deleted'),但在数据库中文档仍然显示
firebase.firestore()
.collection("users")
.doc("3F0SezA3").delete()
.then(function () {
console.log('deleted');
}, function (error) {
console.error('Delete Error', error);
}); firebase.firestore()
.collection("users").doc("3F0SezA3")
.collection("movives").doc("asdrftgyqweAsdghj120a").delete()
.then(function () {
console.log('deleted');
}, function (error) {
console.error('Delete Error', error);
});发布于 2020-06-15 04:10:29
如果要同时删除这两个文档,最好使用batched write,如下所示:
var batch = firebase.firestore().batch();
var parentRef = firebase.firestore()
.collection("users")
.doc("3F0SezA3");
batch.delete(parentRef);
var childRef = parentRef
.collection("movives")
.doc("asdrftgyqweAsdghj120a");
batch.delete(childRef);
batch.commit()
.then(function () {
console.log("Docs deleted")
})
.catch(function (error) {
console.log(error)
});https://stackoverflow.com/questions/62368578
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