This is a performance testing framework for Spark SQL in Apache Spark 2.2+. The framework contains twelve benchmarks that can be executed in local mode. They are organized into three classes and ...

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Part of the SQL Server 2022 blog series. The main difference between tempdb and other databases is the workload. With tempdb we are constantly creating and destroying objects such as temp tables. This ...

As Joey explains, Activity Monitor consumes a lot of resources and yields little usable data. Here are some third-party alternatives. I get to work with a lot of customers, so I get to see a lot of ...

Do you want to analyze data that resides in Google BigQuery as part of an R workflow? Thanks to the bigrquery R package, it’s a pretty seamless experience — once you know a couple of small tweaks ...

SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...

PostgreSQL semantic of temporary tables is substantially different from that of Oracle. Oracle temporary tables are permanent, so their structure is static and visible to all users, and the content is ...

Development hiring managers and potential interviewees may find these open-ended SQL Server proficiency interview Q&As useful. The first installment of this TechRepublic series focused on C# developer ...