Itzik Ben-gan T-sql Fundamentals Official

Querying data is only half the battle. T-SQL Fundamentals thoroughly covers INSERT , UPDATE , DELETE , and the complex MERGE statement, alongside the use of the OUTPUT clause to track data changes in real-time. What Makes This Book Unique?

Itzik Ben-Gan emphasizes the importance of following best practices and considering performance when writing T-SQL code. He provides guidance on optimizing queries, avoiding common pitfalls, and using efficient coding techniques. Some of the best practices he recommends include: itzik ben-gan t-sql fundamentals

The book was a pioneer in demystifying window functions (introduced in SQL Server 2005 and expanded in 2012). Itzik explains ROW_NUMBER , RANK , DENSE_RANK , LAG , and LEAD better than Microsoft’s own documentation. Querying data is only half the battle