Query variables

Using variables can make our dashboard more dynamic and flexible. You can use variables in the query editor , panel title, datasource select etc.

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Query and use variables

In tutorial, we have talked about the basic concepts of variables:

1. What is variable
2. How to use
3. Query from custom values
4. Query from prometheus

you can vist Make dashboard more dynamic for more details.

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Dashboard and global variables

We have also learned the differences between dashboard variables and global variables. The latter one is the core key for building APM-like website.

Please refer to Global variables for more details.