Migrate data to AlloyDB Omni

Note: Your use of AlloyDB Omni is subject to the agreement between you and Google that governs Google Cloud offerings. If you do not have a Google Cloud account, or have not otherwise entered into an agreement with Google that governs Google Cloud offerings, please do not proceed or download this software until you have done so. To create a Google Cloud account, see the Google Cloud homepage.

This page outlines the process to migrate data from PostgreSQL or Oracle to AlloyDB Omni.

• PostgreSQL to AlloyDB Omni

• Oracle to AlloyDB Omni

PostgreSQL to AlloyDB Omni

Use the following tools based on your migration complexity and downtime to migrate data from PostgreSQL to AlloyDB Omni:

Migration type	Tool
Simple migration with sufficient downtime	pg_dump to backup the existing database and pg_restore to restore the backup to the new database.
Complex migration with sufficient downtime	pgloader to stream data from the source to the destination.
Complex migration with minimal downtime	pglogical to replicate data from the source to the destination.

Oracle to AlloyDB Omni

If you have sufficient downtime to move the volume of data in Oracle and convert all Oracle resident application logic to PostgreSQL, use Ora2Pg for schema conversion, data movement, and code conversion.

If you have minimal downtime for the migration, use the following tools:

To migrate	Use
Code and schema	Google Cloud Database Migration Service to migrate the schema and code Ora2Pg for schema conversion, data movement, and code conversion Change Data Capture (CDC) tool as required to identify and captures data from, Oracle relational tables, and makes the change data available for use by applications.
Data	Equalum to stream the data.