December 2014
Beginner to intermediate
344 pages
7h 34m
English
Content preview from Mastering SplunkBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Command roundup
This section lists several important Splunk commands you will use when working with lookups.
The lookup command
The Splunk lookup command is used to manually invoke field lookups using a Splunk lookup table that is previously defined. You can use Splunk Web (or the transforms.conf file) to define your lookups.
If you do not specify OUTPUT or OUTPUTNEW, all fields in the lookup table (excluding the lookup match field) will be used by Splunk as output fields. Conversely, if OUTPUT is specified, the output lookup fields will overwrite existing fields and if OUTPUTNEW is specified, the lookup will not be performed for events in which the output fields already exist.
For example, if you have a lookup table specified as iptousername with ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.