What type of locking does findAndModify() offer? Is is a write lock only, or read/write? Does it prevent simultaneous updates on the same record?
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What type of locking does findAndModify() offer? Is is a write lock only, or read/write? Does it prevent simultaneous updates on the same record?
According to the MongoDB docs for MongoDB: findAndModify() for under MongoDB: Atomic Operations it should be.