Stairway to Advanced T-SQL

Stairway to Advanced T-SQL Level 4: Record Level Processing Using Transact-SQL Cursors

Using a CURSOR is not normally the best way to process through a set of records. Yet when a seasoned programmer moves to writing TSQL for the first time they frequently look for ways to process a sets of records one row at a time. They do this because they are not used to thinking about processing records as a set. In order to process through a TSQL record set a row at a time you can use a cursor. A cursor is a record set that is defined with the DECLARE CURSOR statement. Cursors can be defined as either read-only or updatable. In this article I will introduce you to using cursors to do record level processing one row at a time.

Blogs

T-SQL Tuesday #196 – Two risky career decisions I made

By

The T-SQL Tuesday topic this month comes James Serra. What career risks have you...

T-SQL Tuesday #192: What career risks have you taken?

By

This T-SQL Tuesday is hosted by the one and only James Serra – literally...

T-SQL Tuesday #196: Taking Risks

By

This month we have a new host, James Serra. I’ve been trying to find...

Read the latest Blogs

Forums

OPENQUERY Flexibility

By Steve Jones - SSC Editor

Comments posted to this topic are about the item OPENQUERY Flexibility

A Full Shutdown

By Steve Jones - SSC Editor

Comments posted to this topic are about the item A Full Shutdown

Going Native with Fabric Spark Pools: The Fabric Modern Data Platform

By John Miner

Comments posted to this topic are about the item Going Native with Fabric Spark...

Visit the forum

Question of the Day

OPENQUERY Flexibility

Which of these are valid OPENQUERY() uses?

See possible answers