External Article

SQL Server Foreign Key Update and Delete Rules

Foreign key constraints are an integral part of SQL Server database design. These are used to maintain integrity among related data in different tables. While implementing update and delete operations on values in the parent table (referenced table with primary key) we have to consider the impact on related values in the child table. SQL Server provides different rules for managing the effect of updates and deletes on child table values. How can these rules be used effectively without threatening the relational integrity?

Blogs

Unused Indexes in SQL Server: Find them, vet them, and drop them safely

By

 Unused Indexes in SQL Server: Find them, vet them, and drop them safely Indexes are...

T-SQL Tuesday #191 Round Up

By

I hosted this month, late as it turns out, but we still had a...

Come See Me at the PASS Data Community Summit

By

I'm speaking on Quantum Computing at the PASS Data Community Summit. It's scheduled for...

Read the latest Blogs

Forums

Create an HTML Report on the Status of SQL Server Agent Jobs

By Nisarg Upadhyay

Comments posted to this topic are about the item Create an HTML Report on...

Managing unused indexes

By JasonO

While doing some housekeeping activity on several old but large production databases, I come...

Cloud Performance Considerations

By MichaelT

How important to SQL Server is the speed of the SSD and network latency?...

Visit the forum

Question of the Day

Striped Backup File Limits

In SQL Server 2022, how many backup files can I have in a striped backup?

See possible answers