Igor Micev

Integration specialist, Developer & Programmer, Database administrator, and Architect with 15+ years of
expertise. Experienced in software development, database analysis & design, performance tuning, upgrades &
migrations, high availability solutions implementation, and design, backup and recovery strategies, and system
capacity planning.

SQLServerCentral Article

The COUNT Function in T-SQL

The COUNT function is among the most used functions in the T-SQL codes. Even though COUNT is easy to use, it should be used carefully because it could often not return the desired result. For the big tables, the counting of the rows could cause blocking as well as take some more time.

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2018-02-09 (first published: )

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Question of the Day

A Lack of Memory Grant Feedback Persistence

SQL Server has added an Intelligent Query Processing feature called Memory Grant Feedback. In SQL Server 2022, this can be persisted across queries to improve the performance of future executions. In SQL Server 2022, when is memory grant feedback not persisted if the plan is evicted from cache? (choose 2)

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