This repository contains my notes and exercise files of course "SQL for Data Analysis". This course provided a comprehensive introduction to SQL and its application in data analysis, emphasizing ...

SQL is widely used by data analysts, data scientists, and business users across various industries and domains. SQL is an indispensable tool for data analysis due to its versatility and efficiency ...

SQL joins are essential for data analysis and reporting ... It's important to note that full joins in SQL can create very large datasets when joining tables with many rows, leading to performance ...

SQL, which stands for structured query language, is the way most data analysts define, manipulate and control large amounts of data. It allows the questions in our minds to be translated into ...

By effectively utilizing SQL and Excel, a senior data analyst has shown how these tools can be harnessed to uncover significant trends and resolve data discrepancies. This proficiency has ...

Among all such analysis tasks, privacy-preserving SQL queries on multi-party databases are of ... and some representative composite SQL queries. To give a data point, we note that SMPCache can achieve ...

This repository contains the quizzes along with their SQL commands for the concepts taught in the course SQL for Data Analysis by MODE at Udacity ... parch_and_posey_db using the following steps: NOTE ...