Grafana use variable in query
Grafana use variable in query. Add variables to metric queries and panel titles to create interactive and dynamic dashboards. Mar 29, 2018 · I have a variable already defined for repository, with the query show tag values with key=repo. You have the option to use several different variable types, but variables of the type Query will query Prometheus for a list of metrics, labels, label values, a query result or a series. g. You can think of them as process indicators. Supported variable types Scenes support the following variable types: Query variable (QueryVariable) - Query-generated list of values such as metric names, server names, sensor IDs, data centers, and so on. 7 InfluxDB OSS 2. For an introduction to templating and template variables, refer to the Templating and Add and manage variables documentation. com/channel/UCmUILI2AWt2MSUgPlZwFdOg/joinDocumentation : https://sbcode. Example: apps. For my custom variable, I use this setup: I add the variable to the query in the following way: This works as expected and it adds a entry to the graph for each selected value of the custom variable. You can use variables in metric queries and in panel titles. You can specify these Azure Monitor data source queries in the Variable edit view’s Query Type field. So i doubt frameworks can implement this feature safe if it is even possible in grafana. Use query variables. name = '${robot:raw}' See full list on grafana. 0 OS: Alma linux 8 . Metrics - Metrics aggregations perform calculations such as sum, average, min, etc. Learn how to effectively use variables and template variables in Grafana to create dynamic and interactive dashboards. Asking for help, clarification, or responding to other answers. Problem 01 : The dependent queries do not load data. . There are two types of LogQL queries: Log queries return the contents of log lines. How to use the Loki query variable editor in Grafana Nov 30, 2018 · sound dangerous @AtleKristiansen MySQL's prepare protocol and or PREPARE clause does not support prepared statements in identifiers like table name. You can also use template variables in the tag query. To query the JSON API data source for variables, follow the instructions on how to Add a query variable. WHERE client in (’[[variable]]’) – that work as expected Nov 5, 2018 · Under Hide, you can just leave that unselected. How are you trying to achieve it? So I created a query variable on a grafana dashboard which contains all instance names: Each individual expression or query is represented by a variable that is a named identifier known as its RefID (e. I’m using Grafana 7. setConfigEditor(ConfigEditor) . This syntax is old and has been deprecated. $server. : api_robot. Notice how the application name from the log line is filled in as the alias property in the target query. setVariableQueryEditor Aug 2, 2022 · Hi Team, New to Grafana, I’m trying to filter the correct data set with the help of dashboard variables. If you have multiple identical data sources or servers, you can make one dashboard and use variables to change what you are viewing. Add a query Enter your KQL query. Grafana Tempo. Instead of hard-coding details such as server, application, and sensor names in metric queries, you can use variables. Jun 17, 2024 · In panel queries, variables become powerful tools. To pass an ad hoc filter as a query parameter, use the variable syntax to pass the ad hoc filter variable. Variables give you the ability to create more interactive and dynamic dashboards. Learn more. Query, visualize, and alert on data. Jun 1, 2022 · Use Grafana variable syntax, which will generate correct SQL condition, e. Use query variables Sep 14, 2022 · I have a custom dashboard variable ["device1", "device2", "device3"]. Provide details and share your research! But avoid …. The base query is straight from the Influxdb explorer to retrieve server data. You can also augment queries by using template variables. Please help. Try to Hardcode the whole formula and then give a try. If you want to filter the values returned, use the Regex field just below Query. 1: I need to compose an SQL query for a plugin (Databricks or Trino) with aggregated values: SELECT …, AVG(column1) AS column1Aggregated,* AVG(column3) AS column3Aggregated,* …* AVG(column7) AS column7Aggregated,* … I have created a custom variable “function” for the aggregation function with values AVG, MAX, MIN etc. go, then parses each log line to extract more labels and filter with them. Item98 WHERE $__timeFilter LogQL: Log query language. marked this variable to chose one value at a time. com/docs/grafana/latest/dashboards/variables/List of Global Variableshttps://grafana. * fills the variable with all possible values that exist in the wildcard position. See doc: Microsoft SQL Server template variables | Grafana documentation. As documentation says, Chained variable queries are different for every data source, but the premise is the same for all. Instead of hardcoding things like server, application, and sensor names in your metric queries, you can use variables in their place. Logs query examples. Looks like it is still not supported as of today (see feature request), but depending on what you want to do exactly and which data source you use, you might be able to achieve the same in the query (which didn't work for the Andi, who posted the question, as far as I understood - but maybe Jun 2, 2023 · If values dependent variable are not known on the creation stage, or if you want second variable to have more than one value for user to chose from, you'll need to use two variables and some (pseudo-)query with first variable as parameter to generate value of the second one. I know how to use the $(variablename) Syntax to query for the currently selected option. Here I'm using Prometheus, but again the actual query and datasource does not matter. Influxdb 2. In Step 4, you can select Use query to run the query, Use as rate query to add the rate operation to your query ($__rate_interval), Validate selector to verify the selector is valid and show the number of series found, or Clear to clear your selections and start over. es” Query doesn´t give me any result. Select a Prometheus data source Mar 1, 2021 · Use ad-hoc filters variable: Add ad hoc filters | Grafana Labs BTW: Select * from customMeasurements is wrong query. Add a query Sep 4, 2019 · am having a table in sql server with data and created on field with a date variable in UNIX epoch format. I wanted to have a single stat for TPS for the time i selected on the dashboard . If you have a lot of records in that customMeasurements, then it may cause a problem to your InfluxDB server or browser may have a problem to process so many records. For example, if you have a time series graph showing CPU usage, you can modify the query to include the server variable:-- SQL query using a variable SELECT time, cpu_usage FROM metrics WHERE server_name = '{{server}}'; This allows you to switch between servers without modifying the query Aug 27, 2021 · Hi, I’m in need of some help, I’ve already searched the official documentation and Google and I haven’t found anything on the topic. When defining dimension values based on multi-valued template variables, the data source uses a search expression to query for the matching metrics. To accomplish I shared the variables among the other dashboard queries. Use metrics aggregations in the metrics query type in the query builder. My plugin looks as follow: export const plugin = new DataSourcePlugin<DataSource, MyDataQuery, MyOptions>(DataSource) . Interpolating of variables happens in directly in the data source. Query: You can refer to the variable using [[region]] in your data query. In Grafana I have created a query variable called Jul 17, 2019 · Creating a new variable. 4. Grafana lists these variables in dropdown select boxes at the top of the dashboard to help you change the data displayed in your dashboard. Example: 1. login}’ in the query editor and it doesn´t rule. Click the Query tab. You can use SQL to create key/value pairs. Grafana includes a Graphite-specific query editor to help you build queries. I've introduced a grafana dashboard variable with custom values, but I can't understand how I can use it to hide or show a particular query. 6 and I’m building a datasource plugin with a backend. but i am not able to make it work. For example, a query like prod. Nov 2, 2022 · I am using Grafana Dashboard to display some of my treemap panels where I needed Dynamic Threshold using variable. Instead of using a string as the third argument, you can pass an interpolation function. Use query variables Mar 26, 2021 · Grafana does support chained variables - where you use the values of one or more existing variables to generate the list of options for a new variable - but that’s done through a data source query, and I don’t think that this is what you want here. May 26, 2019 · I am using grafana for alerting my six nodes when they are down. What I want is, once that value is set, to have a second variable called branch , that uses the repo variable in it's query. I tried “Interval Apr 2, 2021 · Of course, I would like to make one panel for the graph but also have some switches like trends/picks to analyze both. LogQL is Grafana Loki’s PromQL-inspired query language. This means if you have a dashboard showing stats for different services and a template variable that dictates which services to show, you can use the same template variable in your annotation query to only show annotations for those services. Using __searchFilter to filter results in Query Variable. For example: Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. I need to execute a query like select * from tablename where created on > dynamic date and created on < dynamic date. A link “App metrics” and “Service metrics” show next to variables extracted out of the log line with transformations. You can edit the query for the variable in the same way as the default query Feb 14, 2023 · Grafana Labs Add and manage variables | Grafana documentation. Sharing query results across … and all other places in documentation about dashboards as data sources and queries. Let me know if I’m making sense? Feb 24, 2020 · Tested on: Grafana OSS 9. May 10, 2022 · By adjusting the query with using this variable sum Using Grafana Variable in Prometheus Query. What happened? I am able to apply this filter in the query Graphite query editor. Nov 26, 2022 · Hello, I’m new to Grafana, but already have some nice dashboards running. You can also get started with Prometheus in minutes with Grafana Cloud. May 28, 2021 · What should definitely work is to set up your first query (A) as a template variable. As part of this, we’ve created a custom variable list with “device IDs”, called devices . 0 (Flux language) cloud instance. Additional info: Useful variable syntax can be found at Grafana variable syntax. Or the data which is in General Settings >> Host. I cannot seem to figure out the correct query syntax for the fields that contains the host IP to be used as a variable. When you create a panel, Grafana automatically selects the default data source. Available from Grafana 6. Something similar to this: request_count:count:service{service!~"api1|api2|api3"} where, “request_count:count:service” is a record rule sourced from Prometheus. I want to replace my query with a variable. My problem is that the names of the entries in the graph aren’t very readable, these for Sep 25, 2018 · None of that worked, I finally found that, at least in postgresql connector, you can not use ‘=’ syntax to use variables, you have to use ‘in’ syntax intead, for example: WHERE client = ‘[[variable]]’ – this doesnt work, but if you use. In a panel, we wish to display parameter data where the user can select one or more device IDs from the devices list to have them displayed in the panel. 5. Variable type Description Query Query-generated list of values such as metric names, server names, sensor IDs, data centers, and so on. You can use chained variable queries in any **data source** that allows them. Aug 3, 2021 · What Grafana version and what operating system are you using? 8. 3. May 19, 2023 · I want to incorporate Grafana query variables into my KQL queries to make them more flexible and interactive. We have new free and paid Grafana Cloud plans to suit every use case — sign up for free now. ) Topic variable: SELECT DISTINCT topic FROM problems_solved WHERE Site IN (${Site:sqlstring}) Apr 26, 2021 · Hi! I’m trying to use a variable to validate a CASE inside WHERE like this: SELECT timestamp AS "time", value AS "average" FROM average_values WHERE lookback = CASE WHEN ${lookback:raw} = "12h" THEN "average_last_12_hours" WHEN ${lookback:raw} = "7d" THEN "average_last_168_hours" ELSE "" END ORDER BY timestamp; The variables are set up as “Custom” type currently. Panel titles and metric queries can refer to variables using two different syntaxes: $varname This syntax is easy to read, but it does not allow you to use a variable in the middle of a word. They are populated from the connected data source according to your query. 2. The query should return two columns that are named __text and __value. Dec 24, 2020 · Hi nageshyr, When you use a variable from query parameters, the correct syntaxis is var-{{variable name}} with a dash instead of the underscore. Under Constant options, you can write the word "blank" The preview of values will just show the word "blank" but go ahead and save it as it will be replaced in the query. Since alerting doesn’t support template variables, I have created six different queries in the metrics section which is: Also, I have created an Alert. Specifically, I would like to know: How to define and use query variables in Grafana's KQL log queries? Ad hoc filters apply key/value filters to all metric queries that use the specified data source. ; a log pipeline |= "metrics. Mar 21, 2021 · Custom variables don’t support chained variables. So this is what I have so far: SHOW TAG VALUES FROM “chk_observ_con_cuenta” WITH KEY = “Producto” name: chk_observ_con_cuenta key value Producto ALFA Producto SUCURSAL So I have one tag named “Producto” with 2 values, ALFA and SUCURSAL on my InfluxDB. Feb 24, 2022 · try using one of these data links, like ${__series. A query with Grafana managed alerts or SSE is considered numeric with these data sources, if: The “Format AS” option is set to “Table” in the data source query. Aug 28, 2018 · In the dashboard settings, I want to create a variable so that I can have the option to see the metrics panel for that particular host. So for example, say I have a query returning container IDs: Jan 17, 2020 · There is a new syntax for Grafana variables, new format is to use curly braces after dollar sign: function{topic=~"${topic}_ERROR"} Using Grafana Variable in Jun 1, 2023 · Hi all, I am trying to add multiple measurements from InfluxDB with one query using custom variables. Grafana is running in docker at a Synology my database is mariasql, works fine Database has a lot of tables, all have a timestamp ‘Time’ and a float value ‘Value’ as data. Add Annotations. I tried config-from-query-results transformations but here also two mains issues: I can not set coloring here as Sep 21, 2017 · Hello, Is there any way i can get the time range we selected on the dashboard into a variable, so that i can use the same in my query. with single value Using __searchFilter to filter results in Query Variable. This will work for any datasource. But i didn’t find any way to do this. Regards Sebastian Aug 26, 2019 · Note: Using SQL Server Grafana 5. The examples in the documentation are hopefully clear. 1. One bar1 is filled this way : SELECT SUM(Value) / 60000 AS ‘Bad’ FROM openhab. Queries act as if they are a distributed grep to aggregate log sources. This simplifies maintenance and upkeep enormously. Jan 16, 2021 · Hi everyone, First of all, thank you so much for the hard work on Grafana, the platform is awesome. It can handle all types of Graphite queries, including complex nested queries through the use of query references. setQueryEditor(QueryEditor) . 0. How are you trying to achieve it? I created a variable and populated pre-defined values to it. Dec 3, 2019 · We have a situation where we need to select the multiple values (instances/servers) from grafana variable field, and multiple values needs to passed to the Prometheus query using some regex, so that i can see selected hosts metrics in single graph. When I use a login like “Name”, Query do exactly I want, but if login is “name@name. A query returns data that Grafana visualizes in dashboard panels. While configuring the alert notification message, I have to write the message dynamically such as if node 1 is down, the message will be: Node1(value is taken from a variable For more information, refer to Advanced variable format options. A split view is opened and the target query is run. Nov 5, 2021 · Hello, is it possible to use variables (maybe the wording is wrong) from my query as panel title? My datasource is CheckMK. Global variables Grafana Global variables are read-only and designed to store the statuses of the working Grafana instance. When I hard coded it works Apr 17, 2019 · In one graph panel, I would like to repeat a query (query A, query B, etc) based on a multi value variable. See Metrics aggregations for additional information. net/grafana/dashboard-variables/Coupon Codes Feb 6, 2024 · Hello Community, I’m trying to create a graph with a query where I can use/pass multiple values into a single query. 2 so if this is a possibility after the upgrade we will speed up proofing to get this on our production server) With templating, is there a way to have a variable depend on another variable that has the ‘Include All option’ option enabled? For example say variable1 is set up as such: SELECT DISTINCT [Name] FROM table And then I enable the all Feb 4, 2020 · Also we recently introduced the Prometheus query builder in Grafana 9, which makes it easy to build simple and complex Prometheus queries — no PromQL experience required. May 20, 2020 · Grafana variables allow you to use a drop down menu to select various options, no code modifications required. Click on the “App metrics” link. You can use templates to include data from queries and expressions in labels and annotations. If you found dynamic queries useful please support Grafana feature request that would allow usage of different delimiters, prefixes and suffixes for multi value variables. Jan 18, 2022 · I landed here because I wanted to use variables in the "Filter data by value" transformation in Grafana. frontend. Also, I tried to make a single query using things like or or unless but unsuccessfully. Is there a way to use the actual array instead of the currently selected option in queries? Apr 11, 2022 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jan 24, 2022 · Share query results between panels Grafana let you use the query result from one panel for any other panel in the dashboard. 1 . For more information about variables, refer to Templates and variables. multiple values from grafana variable in prometheus query. LogQL uses labels and operators for filtering. 7. Parent Dashboard: The parent dashboard merely needs You can also use template variables in the tag query. Learn more about Grafana template variables in the official Grafana documentation. name = $robot You may also need advance variable format options, e. [[varname]] – Do not use. The query editor helps you quickly navigate the metric space, add functions, and change function parameters. This way you can chain multiple variables and create complex rules. Add a query. Jan 5, 2024 · Grafana variables can be used to create interactive dashboards by creating a variable as a query, modifying the graph query to use the variable, and setting the dashboard to interactive mode. To reference the output of an individual expression or a data source query in another expression, this identifier is used as a variable. The table response returned to Grafana from the query includes only one numeric (e. I actually use v9. Mar 20, 2019 · This will just as much not work if the query is simply label_values(job=~". ) Site variable: SELECT DISTINCT Site FROM problems_solved 2. Variable syntax. Click the Data source drop-down menu and select a data source. Then provide the key, operator, and value as a pipe-separated list. Grafana. 5 and above. The query is composed of: a log stream selector {container="query-frontend",namespace="loki-dev"} which targets the query-frontend container in the loki-dev namespace. Nov 6, 2017 · I'm using Grafana with Prometheus and I'd like to build a query that depends on the selected period of time selected in the upper right corner of the screen. How can i map regions to server. This works fine for single device ID selection, but not for multiple Elasticsearch template variables. com Oct 29, 2023 · I would like to automatically create panels on a grafana dashboards (one panel for each monitored site) via “repeat”. This section explains how chained variables work and provides links to example dashboards that use chained variables. Lucky for you, Grafana gives you full control of how replace() formats variables. I have two variables say region and servers. But in an overview dashboard I want to query for all 3 devices from the variable. Templating are for dynamic dashboards when you dont want to use formula again and A variable is a placeholder for a value. Templates. I was unable to achieve the same with custom variables Nov 15, 2022 · With query variables, you can query any Loki data source for a list of labels or label values. Using __searchFilter in the query field will filter the query result based on what the user types in the dropdown select box. 2 Grafana version. However, I'm facing challenges in understanding how to use query variables effectively in Grafana's KQL. For more information, see Advanced variable format options. $ {var_name} – Use this syntax when you want to use a variable in the middle of an expression. Looks like this: From the example above I would like to use the data which is stored in Graph Settings >> Service field. go" | logfmt | duration > 10s and throughput_mb < 500 which will filter out log that contains the word metrics. It does not take a match to do whatever you wanted it to do. 1 (testing 6. Usually you may have a template variable of type query that holds a list of something, for example hostnames, device names, and you can then filter a dashboard based on all or some of these values using a drop down. I have the total number of requests from influx db. int, double, float) column, and optionally additional string columns. Oct 25, 2022 · I’m using Grafana cloud with the MongoDB plugins and am trying to use a dashboard variable in a MongoDB query to populate a table. Add and manage variables The following table lists the types of variables shipped with Grafana. You can use Grafana advanced variable format options. Is there any variable (or something like that) to use in the query field? In other words, If I select 24hs I'd like to use that data in the query. [[columns]] limit 0, [[limit]]; I have created 3 variables “databases” , “columns” and “limit” which will give me the appropriate result and I have variablized “databases” and “limit values” But what I want is when Dec 4, 2020 · I have setup as a variable in grafana called selected_product_model but The panel that contains this SQL query is a pie chart, but I want to use this filter on Feb 22, 2023 · That’s even better. Azure Monitor Logs queries are written using the Kusto Query Language (KQL), a rich language similar to SQL. Jun 27, 2018 · Dont Use templating in Grafana while creatig alerts as it doesn't support templating in alerting. 71, Ubuntu 20 How to use Grafana variables efficiently in Flux Queries in a time series panel with a variable to toggle between hostnames in the queries. servers. Use query variables Nov 21, 2020 · So I'm not sure what datasource you're using, so it's hard for me to give an example of a query that does this for you. Inside variable here I am using query to get low and high thresholds value and those values I need to use in my treemap panels. Sep 13, 2022 · Query This is my favorite type of dashboard variable. In this step, we modify our query to use the variable we created in Step 1. May 31, 2023 · Grafana v9. Grafana refers to such variables as template variables. Another option is a query that can create a key/value variable. region1: reg1-serv1, reg1-serv2 region2: reg2-serv1, reg2-serv2 region3: reg3-serv1, reg3-serv2 region: region1, region2, region3 servers // This variable is dependent on what region i select. Grafana viewers can use variables. besides it sounds like you have alot of the same tables because why otherwise would you want to query tablename. 29. That would allow you to use its output as the template variable, and set up query B as you need it in the panel. After creating a variable, you can use it in your Google BigQuery queries by using Variable syntax. To add a new Google BigQuery query variable, refer to Add a query variable. The Azure documentation includes resources to help you learn KQL: Log queries in Azure Monitor; Getting started with Kusto Jun 1, 2021 · With reference to the above link, How can i achieve the following. Grafana, InfluxDB, and Regex nageshyr January 4, 2021, 5:26am Template labels and annotations. In easy language dont use Drop Down or templating variable which you have defined in templating section on top. Apr 23, 2019 · I am using MySQL as my data source in Grafana and I am executing SELECT Queries to fetch data Here is the query that I am executing, SELECT * FROM [[databases]]. Grafana variables allow you to use a drop down menu to select various options, no code modifications required. I’m creating a new user with the same ‘Name’, ‘Email Use multi-value template variables. This enables the use of multiple template variables in one query, and also lets you use template variables for queries that have the Match Exact option disabled. Data link variables You can use variables in data links to refer to series fields, labels, and values. Whatever database column is assigned as __text is used whenever the variable is displayed and whatever is assigned to __value is used as the actual value when Grafana makes a query. To add a query: Edit the panel to which you’re adding a query. , the default letter A or B). They can be single-value or multi-value. For an introduction to templating and template variables, see Templating and Add and manage variables. Use other query variables. My variable is named _comp and is successfully being populated in a dropdown. $ {var_name:<format>} – This format gives you more control over how Grafana interprets values. Chained variables, also called linked variables or nested variables, are query variables with one or more other variables in their variable query. Configure and use Templates and variables. name}: Grafana Labs Configure data links | Grafana documentation. Variables and templates also allow you to single-source dashboards. But, you can use the regex field inside Grafana. Please help Feb 14, 2023 · I´m trying to use the Global variable ‘${__user. ") The label_values query, as described in Grafana documentation, takes either a label name or a label name and a metric name. I know I can repeat the panel based on the variable, but I’d rather have query repeat in the same panel so all t… Jul 24, 2023 · Dear all, for Grafana Docker image tag 10. Dec 18, 2021 · Channel Membership : https://www. email}’ and nothing. For example, you might want to set the severity label for an alert based on the value of the query, or use the instance label from the query in a summary annotation so you know which server is experiencing high CPU usage. How can i get the time selected on the dashboard into a template variable so that i can use. I’ve tried with ‘${__user. youtube. Nov 28, 2022 · Grafana Labs Add and manage variables | Grafana documentation. Is it possible to take this dynamic date variable content from the date picker available at the top right counter. Make sure to select the JSON API from the list of data sources. count. Configure data links You can use data link variables or data links to create links between panels. Links:Variableshttps://grafana. Query variable Aug 23, 2020 · We’ve set up a Grafana cloud + InfluxDB 2. Query variables let you extract data from a data source and use it to populate a dashboard variable. I have a panel with a graph showing the amount of DaemonSet (K8s). This would then return either a list of label names, label values for a specific label, or a list of label values for a label in a specific log stream. Add Transformations. Can someone help on this? Use bucket aggregations under Group by when creating a metrics query in the query builder. For more information, refer to Add ad hoc filters. requests. My query lo… Nov 23, 2017 · Hi, For the dashboard you’re linking to you’ll need to define a template variable that you’ll use in your queries, see templating documentation. Dec 17, 2020 · Hello, I would like to see if I can use InfluxDB tags as variables in Grafana. Select one or more values in Step 3 for each label to tighten your query scope. A template is any query that contains a variable. com/docs/grafana/latest/dashboards/variab Mar 31, 2022 · Format variables using interpolation functions “But Grafana doesn’t have a format option for my query language”, you might exclaim. The critical bits are in the query. my panel is a simple bar gauge. Explore variable types, use cases, and how to set up template variables for flexible data analysis and visualization. When writing queries, use the metric find type of query. Oct 9, 2021 · Use variable fomating, which creates correct SQL syntax (and more effective approach + remove duplicates). 6 What are you trying to achieve? I have multiple panels, want to filter it out based on the value chosen from the variable. aoyj gamx xccdsm gyaei ohqif quuchia bmsonu cjitjxi kwj kjswvhl