Joey on SQL Server Deep Dive into SQL Server 2022's Query Performance Features, Part 2: PSP Optimization Reduce workload times with this handy feature that can benefit every database pro.

Normalized data giving you problems? Learn how to use the SQL subselect statement and handle your database like a pro!

For this example you create a view descriptor, VLIB.ALLEMP, based on SYBASE data. The outer PROC SQL query retrieves data from the view descriptor; the subquery uses a Pass-Through query to retrieve ...

SQL injection is an attack technique where an untrusted user inserts SQL query data into input fields sent to back-end databases in an attempt to trick the database into executing the commands.