Data Analitics Study Notes
Subqueries and Joins in SQL
Master SQL with our guide on subqueries and joins! Learn to streamline data retrieval and enhance query efficiency today.
Subqueries
Data Analitics Study Notes
Use subqueries to aggregate data {SQL}
WarehouseWarehouse.csv484 Bytesdownload-circleOrdersOrders.csv352 KBdownload-circle HAVING function Allows you to add a filter to your query instead of the underlying table that can only be used with aggregate functions CASE function Returns records with your conditions by allowing you to include if/then statements in your query Aliasing When you
Data Analitics Study Notes
Use subqueries to refine data {SQL}
Master SQL subqueries to refine your data analysis on New York Citi Bikes and support sustainable urban transport initiatives.