Introduction
In 2022, 97 zettabytes of data were created, copied, captured, and consumed, and 181 zettabytes are projected by 2025. Databases play a crucial role in this data world. Over the last decade, database technologies matured: from tiime series to graph, from ledger to key-value, from relational to nonrelational. It's undeniable: the database field is flourishing. Understanding and applying the concepts covered in this book will improve your contributions and impact as a DBA, developer, architect, or analyst.
The purpose of this book is to help you pass the AWS Certified Database – Specialty exam. As of the writing of this book, the exam is composed of 65 questions, either multiple response or multiple choice, with a total length ...
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