Please Suggest Database for Application on ARM AM335x

Dear

We are using Calixto - AM335X - SODIMM with ARM Processor AM3354ZCZD72.

We have build an application using QT Creator and able to run it on Sitara Linux. Now we want to create database for same application to store data on it and retrieve form same using queries. And will required around 3 to 4 GB storage for database.

Please suggest suitable database for ARM 335X with QT application on Sitara linux.

Waiting for your reply..

Thanks...