Top 5 SQL tips 2023 Presenting our most popular SQL tips for 2023 1. How to calculate running totals in SQL server 2. How to use the LEAD and LAG functions in SQL 3. Group by ROLLUP in SQL 4. Divide by Zero Errors 5. How to split a column in SQL Server https://www.selectdistinct.co.uk/2023/12/19/top-sql-tips-for-2023/ #SQL #businessanalytics #data #analytics #sqltips