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Batch Mode For Row Store: Does It Fix Parameter Sniffing?

October 25, 2018

Batch Mode, Execution Plans, Indexing, Parameter Sniffing

Snorting The Future SQL Server 2019 introduced batch mode over row store, which allows for batch mode processing to kick in on queries when the optimizer deems it cost effective to do so, and also to open up row store queries to the possibility of Adaptive Joins, and Memory Grant Feedback. These optimizer tricks have…

Batch Mode For Row Store: What Does It Help With?

October 24, 2018

Erik Darling

Batch Mode, Memory Grants

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SQL Server 2019 Introduces something pretty cool: the ability for row store indexes to be processed in batch mode. Batch mode is, of course, the preferred processing realm of column store indexes. If you’re still in the dark about column store, you might wanna start by reading up on Niko Neugebauer and Joe Obbish’s blogs about it.…