If you work with databases, you probably use SQL joins to combine data from different tables and sources. SQL joins are essential for data analysis and reporting, as they allow you to create ...

Data analysis using the built-in functions. Deal with NULL values using the NVL function. Understanding the use of COALESCE function. Change the date format. Understanding the concept of Data ...

If you know the basics of SQL, but don’t know how to use it to gain business insights from data, this course is for you. SQL for Data Analysis covers everything you need progress from simply knowing ...

Snowflake is adding generative AI-powered SQL functions to help data analysts and their organizations analyze unstructured data with SQL. These new AISQL functions will be part of Snowflake’s ...

While the integration of the Power Query engine into Analysis Services Tabular 2017 and Azure Analysis Services with modern data sources will certainly bring a lot of benefits, I think it’s fair to ...

While new technologies and tools continue to emerge, SQL remains an essential tool in every data professional's toolkit. By 2025, SQL will not only still be relevant, but it will also be more integral ...

If you’re unsure whether to use SQL for your data, consider the following benefits: SQL is portable. SQL can be used on PCs, servers, business laptops and some mobile devices.

Data provenance is meta-information about the origin and processing history of data. We demonstrate the prove-nance analysis of SQL queries and use it for query debugging. How-provenance determines ...

To demonstrate the utility of SMPCache, we implement it on Rosetta, an open-source MPC library, and use real-world datasets to launch extensive experiments on some basic SQL operators (e.g., Filter, ...