Database Migration Service

Zero-downtime migrations.

Migrate databases to the cloud with zero downtime. Continuous replication from source to target with automatic schema conversion and validation.

Start migration View docs
OracleOn-premisesPostgreSQLCloud managed0 downtime

Zero

Downtime

15+

Sources

Automatic

Validation

Auto-convert

Schema

Migrate without downtime.

Zero-downtime migration with auto schema conversion.

Zero downtime

Continuous replication from source. Cutover with zero downtime.

15+ source engines

Oracle, SQL Server, MySQL, PostgreSQL, MongoDB, Cassandra, and more.

Schema conversion

Automatic schema conversion between different database engines.

Data validation

Automatic row-by-row validation to ensure data integrity.

CDC replication

Change data capture for continuous sync during migration.

Migration assessment

AI-powered assessment tool identifies compatibility issues before migration.

Getting started

Launch your first instance in three steps. CLI, console, or API — your choice.

Terminal
ur db migrate create oracle-to-pg \
  --source=oracle://prod.corp:1521 \
  --target=my-postgres

Migration scenarios.

Replatforming and lift-and-shift.

Oracle to PostgreSQL

Migrate from Oracle to managed PostgreSQL with schema conversion.

View tutorial

Suggested configuration

Auto-schema · CDC · Zero downtime

Estimate your costs

Create detailed configurations to see exactly how much your architecture will cost. Pay for what you use, down to the second.

Configuration 1

Estimated: $274.50/mo

Migration Job

Compute Resources

TB

Storage & Output

GB
GB
Config 1 cost$274.50

Cost details

$274.50

Zero-downtime database migration tool.

Configuration 1
$274.50
5 Processing Unit(s)$250.00
Data Processed$5.00
Storage$11.50
Egress$8.00
Share

Works seamlessly with

PostgreSQL
MySQL
MongoDB
IAM
Logging
Monitoring

Frequently asked questions

Migrate without downtime.

Zero-downtime database migration with automatic schema conversion.

Start migration View docs