# Characterizing SQL\*Net latency in your application for Oracle Database@AWS migrations

DevFeed: [Characterizing SQL\*Net latency in your application for Oracle Database@AWS migrations](<https://devfeed.tech/articles/characterizing-sql-net-latency-in-your-application-for-oracle-database-aws-migrations-4696.md>)

Original publisher: [Read original article](<https://aws.amazon.com/blogs/database/characterizing-sqlnet-latency-in-your-application-for-oracle-databaseaws-migrations/>)

Author: Sameer Malik

Published: 2026-08-18T18:17:28Z

Content type: article

Language: en

Sources: [AWS Database Blog](<https://devfeed.tech/sources/aws-database-blog.md>)

Topics: [Oracle Database](<https://devfeed.tech/topics/oracle-database.md>), [Latency](<https://devfeed.tech/topics/latency.md>), [migration](<https://devfeed.tech/topics/migration.md>), [Amazon Web Services](<https://devfeed.tech/topics/aws.md>), [Database](<https://devfeed.tech/topics/database.md>), [Network](<https://devfeed.tech/topics/network.md>)

Tags: [advanced-300](<https://devfeed.tech/tags/advanced-300.md>), [amazon-ec2](<https://devfeed.tech/tags/amazon-ec2.md>), [amazon-elastic-container-service](<https://devfeed.tech/tags/amazon-elastic-container-service.md>), [amazon-elastic-kubernetes-service](<https://devfeed.tech/tags/amazon-elastic-kubernetes-service.md>), [amazon-vpc](<https://devfeed.tech/tags/amazon-vpc.md>), [aws](<https://devfeed.tech/tags/aws.md>), [best-practices](<https://devfeed.tech/tags/best-practices.md>), [database](<https://devfeed.tech/tags/database.md>), [latency](<https://devfeed.tech/tags/latency.md>), [migration](<https://devfeed.tech/tags/migration.md>), [network](<https://devfeed.tech/tags/network.md>), [oracle](<https://devfeed.tech/tags/oracle.md>), [oracle-database-aws](<https://devfeed.tech/tags/oracle-database-aws.md>), [performance](<https://devfeed.tech/tags/performance.md>)

## AI overview

This article presents a methodology for assessing SQL*Net latency sensitivity before migrating Oracle workloads to Oracle Database@AWS. It focuses on identifying workloads with fast, frequent, and concentrated SQL activity, then quantifying the impact of added network round-trip latency in a multi-cloud architecture. It also discusses reducing client-server round trips through stored procedures, array fetches, and bulk processing.

## Source excerpt

Oracle Database@AWS places Oracle Exadata infrastructure inside AWS data centers, so SQL*Net latency between your application and the database can change after migration. This post presents the CRET methodology, a three-phase approach using AWR, Active Session History, and SQL Trace, to identify latency-sensitive SQL and quantify the impact before you migrate.