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Gilles Darold

CTO

Gilles Darold is the CTO of HexaCluster. Gilles is one of the Major PostgreSQL Contributors and the creator of Ora2Pg, pgBadger, and many more popular PostgreSQL tools and extensions. His leadership has enabled HexaCluster in contributing to 50 plus popular PostgreSQL extensions and also create multiple PostgreSQL tools and extensions. Gilles is an expert in all the popular programming languages and is always passionate about contributing to PostgreSQL.

All Blogs by Gilles Darold

pg_kpart PostgreSQL extension

PartitioningPerformance-Tuningpostgres_extensionsDatabase

Force the use of the partition key and protect your PostgreSQL server from full partition scans

Force the use of the partition key and protect your PostgreSQL server from full partition scans...

•Jun 13, 2026

Ora2Pg Just Saved Indian Taxpayers more than a Million Dollars per Year

Database MigrationOra2PgHexaRocketSuccess Story

Ora2Pg powered Telangana's Oracle to PostgreSQL migration, saving taxpayers ₹10 Crore/year. The creator of Ora2Pg reflects on what this means, and what comes next with HexaRocket.

Ora2Pg powered Telangana's Oracle to PostgreSQL migration, saving taxpayers ₹10 Crore/year. The creator of Ora...

•Apr 08, 2026

pgdsat version 2.0

PGDSATpostgresql

The PostgreSQL Database Security Assessment Tool has been updated to conform to the latest version, of the CIS Benchmark fort PostgreSQL

The PostgreSQL Database Security Assessment Tool has been updated to conform to the latest version, of the CIS...

•Mar 01, 2026

PostgreSQL v19: Password expiration warnings.

Securitypostgresql

This was a long requested server side feature that have been committed recently to PostgreSQL core to inform users that their passwords must be changed before the expiration limit.

This was a long requested server side feature that have been committed recently to PostgreSQL core to inform u...

•Feb 12, 2026

Send Emails like Oracle UTL_SMTP using pg_utl_smtp for PostgreSQL

postgres_extensionspostgresqlOracle Compatibility

As part of its automated migration solution, HexaRocket, to simplify Enterprise-grade Oracle to PostgreSQL database migrations, HexaCluster is pleased to announce pg_utl_smpt PostgreSQL extension to create Oracle UTL_SMTP compatibility.

As part of its automated migration solution, HexaRocket, to simplify Enterprise-grade Oracle to PostgreSQL dat...

•Jan 22, 2026

Ora2Pg vs HexaRocket: From the Creator of Ora2Pg

Database MigrationHexaRocketOra2Pg

A deep dive on Ora2Pg vs HexaRocket from the author of Ora2Pg.

A deep dive on Ora2Pg vs HexaRocket from the author of Ora2Pg....

•Jan 16, 2026

PGTT Extension for Global Temporary Tables in PostgreSQL

postgresqlpostgres_extensions

Customers migrating from Oracle to PostgreSQL and SQL Server to PostgreSQL are often curious of Oracle compatibility and SQL Server compatibility in PostgreSQL. Best way to solve most of the Oracle or SQL Server compatibility is through some of the p

Customers migrating from Oracle to PostgreSQL and SQL Server to PostgreSQL are often curious of Oracle compati...

•Jun 10, 2024

Partitioning by Reference - Oracle vs PostgreSQL

postgresqlPartitioningOracle

Sometimes, when you are working on a migration to PostgreSQL, you can encounter features that do not exist in PostgreSQL. This especially happens when we do not have any extension to emulate the feature you are looking at.

Sometimes, when you are working on a migration to PostgreSQL, you can encounter features that do not exist in ...

•Feb 29, 2024