360 Tech Engineering
May 31, 2021 · Databases
Understanding MongoDB TTL Indexes: Concepts, Operation, Creation Methods, Limitations, and Best Practices
This article explains MongoDB TTL indexes, covering their basic concept as single‑field auto‑deletion indexes, how the background process works, alternative creation methods using an expireAt field, practical limitations, and recommendations for designing efficient data expiration strategies.
Database MaintenanceMongoDBPerformance
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