As people work with the data in your databases, they make changes. They may be inserting new information, deleting information they no longer need, or modifying other information, or all of the above. As the data changes, these changes directly affect your indexes, both rowstore and columnstore, albeit in different ways. For your rowstore indexes, the acts of modifying the data can lead to page splits, pages getting rearranged, and pages getting emptied, all summed up in a term called fragmentation. ...
© The Author(s), under exclusive license to APress Media, LLC, part of Springer Nature 2022
G. FritcheySQL Server 2022 Query Performance Tuninghttps://doi.org/10.1007/978-1-4842-8891-7_1212. Dealing with Index Fragmentation
Grant Fritchey1
(1)
Grafton, MA, USA
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