Here are some essential SQL topics for data analysts:
1. Basic Queries: SELECT, FROM, WHERE clauses.
2. Sorting and Filtering: ORDER BY, GROUP BY, HAVING.
3. Joins: INNER JOIN, LEFT JOIN, RIGHT JOIN.
4. Aggregation Functions: COUNT, SUM, AVG, MIN, M
Hello Everyone,
I'm hoping to learn more about .NET development and I was wondering if you could recommend any resources (courses, tutorials, books) that you found helpful when you were getting started.
Thanks in advance for your help!