Using MongoDB Atlas Features

1. Creating Atlas Cluster

StepDetail
UI / APIAtlas console or Admin API
Cloud / RegionAWS, GCP, Azure, multi-region
TierM0 (free) → M700

2. Configuring Cluster Tier

TierUse
M0 / M2 / M5Shared dev/learning
M10–M40Small production
M50+Production scale
ServerlessPay-per-op, auto-scale

3. Setting Up Database Users

TypeDetail
SCRAMUsername / password
AWS IAMPasswordless via IAM role
x.509Certificate auth
LDAPEnterprise SSO

4. Configuring Network Access

OptionDetail
IP Access ListAllow specific IPs / CIDRs
VPC PeeringCloud-native private routing
PrivateLinkEndpoint-based isolation
AspectDetail
EngineApache Lucene
Integration$search aggregation stage
UseFull-text, faceted, vector search

6. Creating Atlas Search Indexes

MethodDetail
UIAtlas Search tab
APIcreateSearchIndex / mongosh helper
DefinitionField mappings, analyzers

7. Using Atlas Data Lake

AspectDetail
FederationQuery S3 + Atlas + HTTP sources together
FormatsJSON, BSON, Parquet, CSV, Avro
UseLong-term archival, analytics

8. Configuring Atlas Alerts

ChannelDetail
Email / SMS / SlackBuilt-in
PagerDuty / WebhookIntegrations
TriggersReplica lag, CPU, disk, query patterns

9. Using Atlas Performance Advisor

CapabilityDetail
Index suggestionsBased on slow query log
Schema anti-patternsFlags unbounded arrays, etc.
Profiler integrationSurfaces top slow queries

10. Implementing Atlas Backup

TypeDetail
Cloud BackupSnapshots + PIT recovery
FrequencyContinuous (PIT) + scheduled snapshots
RetentionConfigurable policies
RestoreSame / new cluster, queryable snapshots