Especially for junior data scientists, employers tend to evaluate candidates' data retrieval abilities by asking SQL questions. Keep this in mind as you go through our SQL content, and consider ...

My SQL Practical Tutorial《 My SQL实战教程》黄能耿 胡丽丹 主编 by 黄能耿 胡丽丹 Publication date 2024-07-23 Topics MySQL, database, textbook, introduction, development, programming Collection opensource Language Chinese ...

Recursive SQL can be very elegant and efficient. However, because of the difficulty developers can have understanding recursion, it is sometimes thought of as 'too inefficient to use frequently.' But, ...

A Distributed SQL database, such as CockroachDB, delivers effortless and elastic cloud scale while guaranteeing transactions. It is a database that reimagines the execution and storage layers while ...

Sometimes you become the accidental DBA, or you are the DBA by choice. Either way, you can choose to spend time working in SQL Server Management Studio (SSMS) to look at things such as backups or the ...

Note – This book abbreviates SQL Server 2008 Reporting Services as SSRS and SQL Server 2005 Reporting Services as SSRS2K5. New features available in SSRS and not in SSRS2K5 are labeled with ...