These give you the two asynchronous patterns that you can adopt for your database queries to get you started but when deleting records you should pass a resource identifier in your requests such as the ObjectId of the document and use approporaite HTTP request verbs eg. app.delete and app....
因为mongoose queries are not actually promisies。它们也可以使用exec()函数执行，返回一个promise，并将...
在没有看到任何其他代码或错误消息的情况下，我将大胆地说，您正在从回调迁移到现代async/await模式，...
0 Route.delete() requires a callback function but got a [object Undefined] 12 Delete is not working for javascript object in NodeJs 6 How to fix deleteOne() function of a mongoose model when it does not delete by req.params.id? 0 TypeError: Cannot read property '_id' of undefi...
constpost=awaitBlogPost.findById(myId);post.comments[0].deleteOne();awaitpost.save(); Embedded documents enjoy all the same features as your models. Defaults, validators, middleware. Middleware See thedocspage. Intercepting and mutating method arguments ...
constpost=awaitBlogPost.findById(myId);post.comments[0].deleteOne();awaitpost.save(); Embedded documents enjoy all the same features as your models. Defaults, validators, middleware. Middleware See thedocspage. You can intercept method arguments via middleware. ...
deleteOne Property 'deleteOne' does not exist on type 'Model<ISchedulerRunSheetDocument>' create: No overload matches this call. const deadJob = await this.deadQueue.create({ payload: job.payload, tries: job.tries}); collection no longer available on document - Property 'collection' does ...
Having used the middleware to obtain the Person object in question for update and delete, those become pretty straightforward uses of the save and delete methods provided by Mongoose on the objects themselves. As shown in Figure 3, inserting a new Person just requires instantiating a new Person ...
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canDeleteis only a true or false situation. You cannot delete some fields and not others. Any falsey value (false,null,undefined) will prevent the deletion. Any non-falsey value, including an array whether empty or non-empty,will be assumed to be trueand allow the delete to continue. ...