Learning more about a table's columns
There have been some performance issues and the team wanted to know if you could investigate the coffee county weather table to see if you could identify what is going on. You decided you wanted to check for any DISTKEY
or SORTKEY
s that might be on the table.
Cet exercice fait partie du cours
Introduction to Redshift
Instructions
- Select the
column_name
,distkey
andsortkey
from theSVV_REDSHIFT_COLUMNS
system view for thepublic_intro_redshift.coffee_county_weather
table
Exercice interactif pratique
Essayez cet exercice en complétant cet exemple de code.
-- View the distkey and sortkey status of each column
SELECT column_name,
___,
___
-- Use the proper system view
FROM ___
-- Only in the proper schema
WHERE schema_name = '___'
-- For the proper table
AND table_name = '___';