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sharding

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Data & Analytics
Mar 29, 2026palaniappan p19 min
How to Design MongoDB for Scalable, Cost-Efficient Workloads on AWS
Atlas vs EC2 vs DocumentDB on AWS — TCO flips with DBA time, not $/vCPU. July 2026: index/cache pressure, hot shards, DocumentDB API-compat caveat.
how-to-guide
mongodb
atlas
aws
database
sharding
cost-optimization
nosql
ec2
performance
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