hi as of now when i convert from acess to sql, for some reason all the bit columns in access are not converted to sql to allow null, so i have to go into each and every table to do it manually or ...

Learn how to optimize SQL queries for NULL values by following some best practices and techniques, such as using IS NULL or IS NOT NULL operators, avoiding NOT IN with NULL values, and more.

Therefore, using NULL should be a conscious decision, not a default choice. Ultimately, your qualification to use NULL in SQL depends on your understanding of its nuances and your ability to implement ...

misc sql utility scripts. Contribute to SQLauto/sql-2 development by creating an account on GitHub.