When writing complex aggregations in SQL, you will encounter situations where you want to further process data that has already been aggregated. There are two ways to do this: subqueries and CTEs ...

NewSQL combines the consistency of SQL with the scalability of NoSQL to meet modern data needs. It offers faster query execution and real-time analytics for high-traffic applications. As AI and IoT ...

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SQL is a tool that is widely used in the manipulation of data and featuring in the relational database. They are applied in querying, manipulating as well as reporting data and it is commonly used by ...

Part of the SQL Server 2022 blog series. Today, we announced the general availability of SQL Server 2022, the most Azure-enabled release of SQL Server yet, with continued innovation across performance ...

REM We can get "CPU Usage" from the metric_name "Host CPU Utilization (%)" of the view "DBA_HIST_SYSMETRIC_SUMMARY". REM Next we use the analytic function "LAG ...

This extension provides additional window functions to PostgreSQL. Some of them provide SQL Standard functionality but without the SQL Standard grammar, others extend on the SQL Standard, and still ...