SQL (Structured Query Language) is a fundamental skill for anyone working in data management, whether you're a database administrator, data analyst, or software developer. For professionals looking to ...

This tutorial demonstrates some useful features built into Query view in Apache Druid. Query view lets you run Druid SQL queries and native (JSON-based) queries against ingested data. You can use ...

There are various ways to run Druid SQL queries: from the web console, using a command line utility and by posting the query by HTTP. We'll look at each of these. Query SQL from the web console The ...

Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements. The statements use a SQL string varchar data type, then you execute the ...

The SQL Developer unit testing framework involves a set of sequential steps for each test case. The steps are as follows, including the user input for before the step is run and the framework ...

A few months ago a new option was added to the Sql.Database and Sql.Databases functions in Power Query in Power BI and Excel which allows Power Query queries that combine data from different SQL ...

If you’re performance tuning a DirectQuery mode semantic model in Power BI, one of the first things you’ll want to do is look at the SQL that Power BI is generating. That’s easy if you have ...