Test user permissions before setting up account
Knowledge DropLast tested: Dec 7, 2020While you can't completely set up a user to test without including an em...
Technical Tips & Tricks
Explore technical tips and tricks to help you get the most out of Looker.
Knowledge Base Articles
What is the difference between history and query create date?
Knowledge DropLast tested: Oct 16, 2020 Query created date is the time that a specific query was first run. Th...
Duration type returning imprecise data
Knowledge DropLast tested: Jul 24, 2020 Date/time diffs tend to count whole units between timestamps - if a du...
Do the per-user-query-limit and thread pool limit increase in a cluster?
Knowledge DropLast tested: Jun 15, 2020Yes! These are per-node limits.This content is subject to limited suppo...
Why is hitting the samlcallback returning a 403 error?
Knowledge Drop Last tested: Aug 2020Check to make sure the callback URL is just myinstance.looker.com/samlcall...
Why is my single value visualization font so small?
Knowledge Drop Last tested: May 2021ExplanationSingle value visualisations do auto-size, however all single va...
Which order do I write my join in sql_on?
Knowledge Drop Last tested: Sep 2020It doesn't matter. According to docs, you can write the join in any order....
Can you use Git Stash with Looker?
Knowledge Drop Last tested: Sep 2020"Stash" has multiple meanings with respect to Git: It's the old name for B...
Why isn't "PNG visualization" showing up as an option in the 'Download' modal?
Knowledge Drop Last tested: Sep 2109To send or download data in image-based formats, such as PNG or PDF files,...
Action Hub query never completes
Knowledge Drop Last tested: Sep 2019If a query runs forever in Action Hub, it might be because it's too large ...
Lookerbot Error: 401 "Unauthorized"
Knowledge Drop Last tested: Sep 2019This is a generic error message that can mean a lot of things.The first th...
SMTP Error: `failed to send mail: execution expired`
Knowledge Drop Last tested: Jan 2019Make sure ports are opened. According to the outbound ports doc you should...
Can I use pagination on query results?
Knowledge Drop Last tested: May 2021Pagination is a method by which users can download "chunks" of results rat...
Error "Could not find a view named x" when extending a view
Knowledge Drop Last tested: April 2020When extending a view, remember to include the view you're extending.inc...
Error: 'time' param is not within 5 minutes of the server's system time
Knowledge DropLast tested: Oct 2020This error comes up for SSO embed URLs. Basically, there are two main reaso...
How can I find out who added a dashboard tile to my dashboard, and when?
Knowledge Drop Last tested: May 2021You can't see this in the UI at the moment, but you can use the dashboard ...
How to write a PDT Trigger Value that rebuilds multiple times per day
Knowledge Drop Last tested: June 2019The ProblemI want to set a PDT Trigger value which rebuilds twice a day. ...
Can I use Self-Signed Certificates with Lookerbot?
Knowledge Drop Last tested: Jan 2019The source of truth to answer this question is the lookerbot repo. It says...
How secure are Public Look URLs, and can I make them more secure?
Knowledge Drop Last tested: June 2021Public Looks are completely public. In that way, they are not at all secu...
Lookerbot Error: "s3: access denied"
Knowledge Drop Last tested: Jan 2019You'll want to check that all the keys have write access and are set up ac...
Git Error: "There was an internal server error while trying to commit."
Knowledge Drop Last tested: Sep 2020This is Git's generic error message; it doesn't tell us anything by itself...
Who can use System Activity?
Knowledge Drop Last tested: June 2020Admins, and any user with the `see_system_activity` permission, can use t...
Error: Could not send webhook to hooks.slack.com/services. missing_text_or_fallback_or_attachments
Knowledge Drop Last tested: Jan 2019This error comes up when someone tries to send a webhook to Slack directly...
Moving Averages in Table Calculations
Last tested: Sep 2020You can make a moving average of a value in Looker with this simple table calc using offs...
How to preserve whitespace in string fields
Knowledge DropLast tested: Sep 3, 2020 The ProblemBy default, Looker does not preserve whitespace in string fi...
Slack Action (the Slack Attachment API Token) won't show Channels
Knowledge DropLast tested: Nov 6, 2019 Are you trying to send data from Looker to Slack? Can you see user name...
How to scale labeling for quantitative data on the X-axis of a visualization
Knowledge DropLast tested: Jan 2, 2020 The ProblemSomeone sends you the following screenshot from a dashboard ...
Advanced LookML - Liquid Use Cases
Knowledge DropLast tested: Aug 28, 2019 Liquid is an open-source, Ruby-based template language created by Shop...
What happens when you push a PDT to production?
Knowledge Drop Last tested: Sep 20191. If there is a previous version of this PDT in production, the existing ...
SMTP Error: "Failed to send mail: hostname [hostname] does not match the server certificate."
Knowledge Drop Last tested: April 2021Check to see if TSL/SSL is enabled.That error message means that the hos...
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