A lot of new documentation was published recently around Fabric capacities, including documentation on how to size and govern capacities and how to troubleshoot problems with capacities. The latter ...

Abstract: Autonomous index tuning (“auto-indexing” for short) has recently started being supported by cloud database service providers. Index tuners rely on query optimizer's cost estimates to ...

Microsoft Access is a powerful database that is part of the Microsoft Office package, and by combining its user-friendly ...

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What is the default strategy for planning and optimizing queries with joins: How does the engine decide the physical join type (e.g., sort-merge join vs. hash join)? How is the join order determined?

It’s not uncommon for a laptop to lose some of its pep over time. The good news is that there is often something you can do about it — whether that means updating drivers, goosing the processor ...

Modern database systems rely on cost-based query optimizers to come up with good execution plans for input queries. Such query optimizers rely on cost models to estimate the costs of candidate query ...