Some SQL database exercises developed during my college coursework. These exercises were created as part of my studies in database systems, where I practiced various SQL concepts and techniques ...

Tutorial 3-may2025.pdf Tutorial document describing PL/SQL exercises and learning objectives. Tutorial 5-may2025.pdf Tutorial document with exercises involving functions like calculating total orders ...

EnterpriseZine（エンタープライズジン）編集部では、情報システム担当、セキュリティ担当の方々向けに、EnterpriseZine Day、Security Online Day、DataTechという、3つのイベントを開催しております。それぞれ編集部独自の切り口で、業界トレンドや最新事例を網羅。