O'Reilly logo

Microsoft® SQL Server 2012 Unleashed by Alex T. Silverstein, Chris Gallelli, Paul T. Bertucci, Ray Rankins

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Identifying Parallel Queries

You can identify when a parallel execution plan is being chosen by displaying the graphical execution plan in SSMS. The graphical execution plan uses icons to represent the execution of specific statements and queries in SQL Server. The execution plan output for every parallel query has at least one of these three logical operators:

Image Distribute Streams—Receives a single input stream of records and distributes multiple output streams. The contents and form of the record are unchanged. All records enter through the same single input stream and appear in one of the output streams, preserving the relative order.

Gather ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required