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Akhil Reddy Banappagari

Akhil Reddy Banappagari

Senior Development Manager

Akhil is a Senior Development Manager at HexaCluster with expertise in architecting and developing enterprise applications using Java Spring Boot, Golang, Python, and other modern technologies. He has worked extensively with Oracle, PostgreSQL, SQL Server, MySQL, Snowflake, and various other databases, and is highly experienced in complex database and application migrations.

All Blogs by Akhil Reddy Banappagari

HexaRocket Now Migrates Foreign Keys to Aurora DSQL

AWSAurora DSQL

AWS added foreign key constraints to Aurora DSQL on August 27, 2026. HexaRocket migrates foreign keys from Oracle, SQL Server, MySQL, and PostgreSQL to Aurora DSQL from August 28. Here is how, and why it was fast.

AWS added foreign key constraints to Aurora DSQL on August 27, 2026. HexaRocket migrates foreign keys from Ora...

Akhil Reddy Banappagari
•Aug 30, 2026

Oracle to Snowflake Replication, Now in HexaRocket

Database MigrationOracleReplicationCDC

Oracle to Snowflake replication is now available in HexaRocket with log-based Oracle CDC and batch ETL, enabling real-time analytics on Snowflake.

Oracle to Snowflake replication is now available in HexaRocket with log-based Oracle CDC and batch ETL, enabli...

Akhil Reddy Banappagari
•Jun 04, 2026

Null and Empty String in Oracle vs SQL Server vs PostgreSQL

postgresqlOracleNullsStrings

When you are planning database migrations to PostgreSQL, it is usually the small things that cause the biggest production bugs. One of the most common traps for developers is how different databases handle NULL and empty strings ('').

When you are planning database migrations to PostgreSQL, it is usually the small things that cause the biggest...

Akhil Reddy Banappagari
•Feb 02, 2026

The DATE Data Type in Oracle vs. PostgreSQL

OraclepostgresqlDatabase Migration

Choosing a correct datatype mapping while migrating from Oracle to PostgreSQL is very important to avoid migration failures. Especially when we have date and time involved, it is very important to understand the behavior in both Oracle and PostgreSQL

Choosing a correct datatype mapping while migrating from Oracle to PostgreSQL is very important to avoid migra...

Akhil Reddy Banappagari
•Jan 19, 2026

IN, OUT and INOUT parameters in Oracle vs PostgreSQL

postgresqlDatabase

When migrating Oracle routines to PostgreSQL, handling OUT and INOUT parameters can be tricky. Understanding the distinctions between Oracle and PostgreSQL in how they manage these parameters is essential for a successful migration.

When migrating Oracle routines to PostgreSQL, handling OUT and INOUT parameters can be tricky. Understanding t...

Akhil Reddy Banappagari
•Mar 08, 2024

AUTOCOMMIT - Oracle vs PostgreSQL

postgresqlOracle

Oracle and PostgreSQL differ significantly in their transaction models, and AUTOCOMMIT is one of those differences. We see many of our customers successfully migrate code, but still encounter variations in behavior and even runtime errors related to

Oracle and PostgreSQL differ significantly in their transaction models, and AUTOCOMMIT is one of those differe...

Akhil Reddy Banappagari
•Feb 27, 2024

PostgreSQL Contributions by the Team at HexaCluster in 2023

postgresql

The team at HexaCluster can proudly be referred to as PostgreSQL contributors. Our team is one of the strongest reasons for increasing migrations to PostgreSQL and also the adoption of PostgreSQL.

The team at HexaCluster can proudly be referred to as PostgreSQL contributors. Our team is one of the stronges...

Akhil Reddy Banappagari
•Jan 09, 2024

Introducing pg_dbms_metadata in PostgreSQL for Oracle DBMS_METADATA Compatibility

postgresqlpg_dbms_metadata

In the arena of powerful databases, PostgreSQL stands as a remarkable open-source solution with a wealth of features. Yet, amidst its excellence, a crucial enhancement is awaiting - PostgreSQL is seeking a streamlined solution for programmatically ex

In the arena of powerful databases, PostgreSQL stands as a remarkable open-source solution with a wealth of fe...

Akhil Reddy Banappagari
•Jan 03, 2024

Introducing pg_dbms_lock to simplify Migration of Oracle User-Defined Locks to PostgreSQL

pg_dbms_lockpostgresql

Migrating a database from Oracle to PostgreSQL comes with its set of challenges, and one of them is the migration of user-defined locks, which are essential for managing application-level concurrency. Oracle's DBMS_LOCK package offers a mechanism for

Migrating a database from Oracle to PostgreSQL comes with its set of challenges, and one of them is the migrat...

Akhil Reddy Banappagari
•Dec 20, 2023