The Excel interview questions will go start easy, and get progressively harder. These questions are based on real interview experiences of companies like Amazon, PwC, or BlackRock. Among the common ...

Advanced SQL for Data Analytics. A collection of problem-solving solutions covering complex Joins, Window Functions, CTEs, and Query Optimization. Includes real-world interview questions, schema ...

Abstract: This paper studies and analyzes how to optimize the ETL (Extract, Transform, and Load) process of the main structure quality inspection data of prefabricated concrete buildings under the ...

1 1.Get_Exchanges.py - Retrieves available exchanges & their company count. 2 2.Get_Companies.py - Retreives all tickers & their core data for each exchange. 3 3.Get_All_Data.py - Iterates through all ...

President Trump and one of his top cabinet officials are sending mixed messages on how the U.S. government is handling the most destructive weapons in the world. By David E. Sanger and Zolan ...

Newsweek has examined claims Donald Trump made in his 60 Minutes interview which included topics like trade, the economy and nuclear weapons. During the wide-ranging interview with CBS News’s Norah ...

Editor's note: On October 31, 2025, correspondent Norah O'Donnell spoke with President Donald J. Trump at Mar-a-Lago in Palm Beach, Fla., and this is a transcript of that conversation. They started by ...

'A lot of questions being raised' after Trump orders nuclear weapons testing ABC News senior Pentagon reporter Luis Martinez on President Donald Trump ordering the Pentagon to resume nuclear testing ...

President Trump on Monday bragged about passing a dementia test, while challenging Democrats decades younger than him to try and do the same. “[We] have a great group of people, which they don’t,” ...

Today, at its annual Data + AI Summit, Databricks announced that it is open-sourcing its core declarative ETL framework as Apache Spark Declarative Pipelines, making it available to the entire Apache ...