HANA is a system intended for the effective management of relational databases. To deliver high performance and productivity, SAP HANA utilizes in-system memory and data columns. HANA is usually utilized by many organizations and data professionals. SAP provides different types of certifications, which help organizations and individuals master definite areas of SAP on the whole, and SAP HANA particularly. In this article, we will focus on SAP HANA Development - C_HANADEV_18 certification.