mongodblockdocument

To ensure consistency, MongoDB uses locking and concurrency control to prevent clients from modifying the same data simultaneously. Writes to a single document ...

2021年1月4日 — In order to lock a document, the first thing to do is fetching it by ID. But with a twist: we also make sure that LockId is null. Additionally, ...

2022年4月11日 — How do I implement something of this sort: BEGIN Transaction 1. Change something in collection 1 ( a single document) --- In the next steps ...

2012年6月18日 — Hey the only way of which I think now is to add an status parameter and use the operation findAndModify(), which enables you to atomically ...

2020年7月20日 — I would like to know if we can lock the documents in Mongo. We have a .NET service which has 3 different instances of itself.

2021年4月26日 — MongoDB does not provide a lock collection operation, because the database is designed for concurrency (and scale) and locking prevents both.

2012年10月23日 — In this article, I'm going to sketch a pattern for implementing pessimistic locking with MongoDB. MongoDB is a document-orientated NoSQL ...

2022年9月25日 — The locks in MongoDB are acquired at the transaction level. However only write operations will lock the associated document. Read operations ...

2022年5月29日 — MongoDB using WiredTiger has document-level locking since at least MongoDB 3.0, so there will be no instant where the document is partly updated ...