Artie vs. AWS DMS

AWS DMS gets CDC live. Artie keeps it running when latency, schema changes, and data correctness actually matter. Durable streaming, automatic schema handling, and one place to see what's happening.

DMS gets CDC running.
Artie is for teams who can’t afford CDC breaking.

Factor
AWS DMS
Artie
Built for
One-time database migrations
Real-time data replication
Architecture
DMS task → S3 → Snowpipe / custom MERGE
Durable streaming on a Kafka-backed log
Replication latency
Near-real-time, degrades silently under load
Seconds, predictable under traffic spikes
Pipeline ownership
DIY: S3 staging, MERGE logic, monitoring, recovery scripts you own forever
Fully managed end-to-end

Capture, buffer, merge, monitor, alert
Schema evolution
Manual handling – a common cause of breakage
Auto-detected
DDL, deletes, and type changes
MERGE / upsert logic
Hand-written and owned forever
Built-in, no glue code
Failure recovery
Restart task; often forces a full backfill
Kafka offset replay, exactly-once delivery
Backfill behavior
Full re-sync that can take days; downstream products go offline
Online, parallel with CDC, replica-aware – no downtime
Ordering & correctness under load
Out-of-order writes and missing rows under traffic spikes
Exactly-once delivery, ordered per primary key
Postgres replication-slot impact
Multiple slots/tasks → WAL retention, disk pressure, primary CPU/IO impact
Single slot, replica-aware reads — no impact on the primary
Observability
Stitched together: CloudWatch + S3 inspection + warehouse logs
Per-table lag, throughput, and alerts via Datadog / PagerDuty
Failure mode
Pipelines fail quietly – broken dashboards are the first signal
Alerts fire before downstream notices
Pricing model
DMS instance + S3 + Snowpipe + permanent engineering time
Predictable usage tier
Backfills always free
Deployment options
AWS only
Cloud or BYOC (your VPC)
Enterprise compliance
Inherits AWS posture – you wire up the controls
SOC 2 Type II, HIPAA
Column-level PII controls included
Best fit
One-time migrations into AWS
Mission-critical real-time database pipelines

Where Artie wins

Durable streaming, not file staging

A Kafka-backed log decouples source and destination. No S3 backlog, no silent latency growth, and no data loss during destination downtime. Pipelines behave the same at peak as off-peak.

Built-in merge & schema handling

Artie auto-detects DDL, deletes, type changes and handles MERGE for you. No hand-written upsert logic, no schema-drift babysitting, no 2 a.m. pages when a column gets added upstream.

End-to-end ownership & observability

One place to see capture, buffering, merge, lag, and throughput. Per-table alerting via Datadog / PagerDuty. We know it's broken before your dashboards do.

Predictable cost, deploy where your data lives

Fixed pricing with free backfills. Run Artie Cloud or in your VPC (BYOC). SOC 2 Type II on every plan, with column-level PII controls included.

Switching from DMS to Artie
takes hours, not weeks

What stays the same

The cutover playbook

  • Your AWS-hosted databases: RDS, Aurora, EC2-hosted Postgres / MySQL, DynamoDB
  • Your warehouse: Redshift, Snowflake, BigQuery, Databricks, Iceberg
  • Your destination schemas: same tables, same columns
  • Your dbt models, dashboards, and BI tools: keep working unchanged
  • Your security model: VPC, IAM, encryption, network isolation
  1. Run Artie in parallel with DMS during a validation period. Both write to the same warehouse without conflict.
  2. Compare row counts, latency, and correctness side by side on real production traffic.
  3. Cut downstream views or dbt models over to Artie tables once validated.
  4. Stop the DMS task. No rip-and-replace event, no destination migration.
Frequently asked questions

Isn't AWS DMS managed already?

We already have DMS running. Isn't switching risky?

DMS is basically free on our AWS bill. How does Artie compare?

Our use case isn't that complex and DMS works fine for us today.

Near-real-time is good enough for us.

Will switching break our dbt models, dashboards, or BI tools?

We're in a regulated industry. Does Artie support HIPAA or BYOC?

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