Grafana use variable in query

Grafana use variable in query. If you want to filter the values returned, use the Regex field just below Query. Nov 2, 2022 · I am using Grafana Dashboard to display some of my treemap panels where I needed Dynamic Threshold using variable. setQueryEditor(QueryEditor) . Add Annotations. Use metrics aggregations in the metrics query type in the query builder. 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. 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. Instead of using a string as the third argument, you can pass an interpolation function. 0 (Flux language) cloud instance. Parent Dashboard: The parent dashboard merely needs You can also use template variables in the tag query. 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. Asking for help, clarification, or responding to other answers. The query editor helps you quickly navigate the metric space, add functions, and change function parameters. To reference the output of an individual expression or a data source query in another expression, this identifier is used as a variable. 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. After creating a variable, you can use it in your Google BigQuery queries by using Variable syntax. What happened? I am able to apply this filter in the query Graphite query editor. Use query variables Sep 14, 2022 · I have a custom dashboard variable ["device1", "device2", "device3"]. Problem 01 : The dependent queries do not load data. 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. 0. Learn how to effectively use variables and template variables in Grafana to create dynamic and interactive dashboards. May 31, 2023 · Grafana v9. The table response returned to Grafana from the query includes only one numeric (e. servers. I need to execute a query like select * from tablename where created on > dynamic date and created on < dynamic date. 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. How can i get the time selected on the dashboard into a template variable so that i can use. 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. As part of this, we’ve created a custom variable list with “device IDs”, called devices . email}’ and nothing. 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. 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. Dec 17, 2020 · Hello, I would like to see if I can use InfluxDB tags as variables in Grafana. Templates. 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. 6 What are you trying to achieve? I have multiple panels, want to filter it out based on the value chosen from the variable. 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. You can also use template variables in the tag query. 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. The critical bits are in the query. Grafana variables allow you to use a drop down menu to select various options, no code modifications required. I have the total number of requests from influx db. Add and manage variables The following table lists the types of variables shipped with Grafana. Make sure to select the JSON API from the list of data sources. Something similar to this: request_count:count:service{service!~"api1|api2|api3"} where, “request_count:count:service” is a record rule sourced from Prometheus. 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. youtube. Jan 16, 2021 · Hi everyone, First of all, thank you so much for the hard work on Grafana, the platform is awesome. 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. 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&hellip; Jul 24, 2023 · Dear all, for Grafana Docker image tag 10. Nov 26, 2022 · Hello, I’m new to Grafana, but already have some nice dashboards running. A split view is opened and the target query is run. For an introduction to templating and template variables, see Templating and Add and manage variables. Learn more about Grafana template variables in the official Grafana documentation. But in an overview dashboard I want to query for all 3 devices from the variable. For example: Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. My variable is named _comp and is successfully being populated in a dropdown. When I use a login like “Name”, Query do exactly I want, but if login is “name@name. Chained variables, also called linked variables or nested variables, are query variables with one or more other variables in their variable query. 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. Explore variable types, use cases, and how to set up template variables for flexible data analysis and visualization. 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. 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. Let me know if I’m making sense? Feb 24, 2020 · Tested on: Grafana OSS 9. That would allow you to use its output as the template variable, and set up query B as you need it in the panel. Queries act as if they are a distributed grep to aggregate log sources. go" | logfmt | duration > 10s and throughput_mb < 500 which will filter out log that contains the word metrics. The base query is straight from the Influxdb explorer to retrieve server data. * fills the variable with all possible values that exist in the wildcard position. This simplifies maintenance and upkeep enormously. Then provide the key, operator, and value as a pipe-separated list. 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. Grafana, InfluxDB, and Regex nageshyr January 4, 2021, 5:26am Template labels and annotations. Or the data which is in General Settings >> Host. Variable type Description Query Query-generated list of values such as metric names, server names, sensor IDs, data centers, and so on. g. LogQL uses labels and operators for filtering. 7 InfluxDB OSS 2. 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. Query variables let you extract data from a data source and use it to populate a dashboard variable. This way you can chain multiple variables and create complex rules. setVariableQueryEditor Aug 2, 2022 · Hi Team, New to Grafana, I’m trying to filter the correct data set with the help of dashboard variables. I have two variables say region and servers. Azure Monitor Logs queries are written using the Kusto Query Language (KQL), a rich language similar to SQL. 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. 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. Templating are for dynamic dashboards when you dont want to use formula again and A variable is a placeholder for a value. Add Transformations. [[varname]] – Do not use. As documentation says, Chained variable queries are different for every data source, but the premise is the same for all. In Grafana I have created a query variable called Jul 17, 2019 · Creating a new variable. One bar1 is filled this way : SELECT SUM(Value) / 60000 AS ‘Bad’ FROM openhab. In easy language dont use Drop Down or templating variable which you have defined in templating section on top. 0 OS: Alma linux 8 . 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. Panel titles and metric queries can refer to variables using two different syntaxes: $varname This syntax is easy to read, but it does not allow you to use a variable in the middle of a word. Grafana includes a Graphite-specific query editor to help you build queries. Available from Grafana 6. Is there a way to use the actual array instead of the currently selected option in queries? Apr 11, 2022 · Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand Jan 24, 2022 · Share query results between panels Grafana let you use the query result from one panel for any other panel in the dashboard. ) Topic variable: SELECT DISTINCT topic FROM problems_solved WHERE Site IN (${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. name = $robot You may also need advance variable format options, e. Grafana. Query: You can refer to the variable using [[region]] in your data query. A template is any query that contains a variable. However, I'm facing challenges in understanding how to use query variables effectively in Grafana's KQL. Example: apps. 1. ) Site variable: SELECT DISTINCT Site FROM problems_solved 2. Notice how the application name from the log line is filled in as the alias property in the target query. Jun 1, 2022 · Use Grafana variable syntax, which will generate correct SQL condition, e. Global variables Grafana Global variables are read-only and designed to store the statuses of the working Grafana instance. For more information, refer to Add ad hoc filters. Instead of hardcoding things like server, application, and sensor names in your metric queries, you can use variables in their place. I’m using Grafana 7. count. My problem is that the names of the entries in the graph aren’t very readable, these for Sep 25, 2018 · None of that worked, I finally found that, at least in postgresql connector, you can not use ‘=’ syntax to use variables, you have to use ‘in’ syntax intead, for example: WHERE client = ‘[[variable]]’ – this doesnt work, but if you use. You can think of them as process indicators. Aug 3, 2021 · What Grafana version and what operating system are you using? 8. You can also augment queries by using template variables. Click the Query tab. But i didn’t find any way to do this. For more information about variables, refer to Templates and variables. Usually you may have a template variable of type query that holds a list of something, for example hostnames, device names, and you can then filter a dashboard based on all or some of these values using a drop down. Apr 23, 2019 · I am using MySQL as my data source in Grafana and I am executing SELECT Queries to fetch data Here is the query that I am executing, SELECT * FROM [[databases]]. I’ve tried with ‘${__user. Query variable Aug 23, 2020 · We’ve set up a Grafana cloud + InfluxDB 2. Grafana viewers can use variables. Variable syntax. Query, visualize, and alert on data. My plugin looks as follow: export const plugin = new DataSourcePlugin<DataSource, MyDataQuery, MyOptions>(DataSource) . The examples in the documentation are hopefully clear. Please help Feb 14, 2023 · I´m trying to use the Global variable ‘${__user. com Oct 29, 2023 · I would like to automatically create panels on a grafana dashboards (one panel for each monitored site) via “repeat”. Is it possible to take this dynamic date variable content from the date picker available at the top right counter. This section explains how chained variables work and provides links to example dashboards that use chained variables. It does not take a match to do whatever you wanted it to do. 3. When defining dimension values based on multi-valued template variables, the data source uses a search expression to query for the matching metrics. 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. 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. Mar 21, 2021 · Custom variables don’t support chained variables. 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. To add a query: Edit the panel to which you’re adding a query. Lucky for you, Grafana gives you full control of how replace() formats variables. Another option is a query that can create a key/value variable. You can also get started with Prometheus in minutes with Grafana Cloud. For more information, see Advanced variable format options. Also, I tried to make a single query using things like or or unless but unsuccessfully. A query returns data that Grafana visualizes in dashboard panels. Here I'm using Prometheus, but again the actual query and datasource does not matter. 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. Mar 20, 2019 · This will just as much not work if the query is simply label_values(job=~". May 20, 2020 · Grafana variables allow you to use a drop down menu to select various options, no code modifications required. 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. See doc: Microsoft SQL Server template variables | Grafana documentation. 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. To accomplish I shared the variables among the other dashboard queries. Configure data links You can use data link variables or data links to create links between panels. Additional info: Useful variable syntax can be found at Grafana variable syntax. Use query variables. $ {var_name:<format>} – This format gives you more control over how Grafana interprets values. Please help. com/channel/UCmUILI2AWt2MSUgPlZwFdOg/joinDocumentation : https://sbcode. name = '${robot:raw}' See full list on grafana. How are you trying to achieve it? I created a variable and populated pre-defined values to it. Can someone help on this? Use bucket aggregations under Group by when creating a metrics query in the query builder. 5 and above. You can use Grafana advanced variable format options. go, then parses each log line to extract more labels and filter with them. Configure and use Templates and variables. Grafana Tempo. To pass an ad hoc filter as a query parameter, use the variable syntax to pass the ad hoc filter variable. 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. login}’ in the query editor and it doesn´t rule. Learn more. Grafana refers to such variables as template variables. but i am not able to make it work. But, you can use the regex field inside Grafana. I have a panel with a graph showing the amount of DaemonSet (K8s). May 28, 2021 · What should definitely work is to set up your first query (A) as a template variable. Use other query variables. I cannot seem to figure out the correct query syntax for the fields that contains the host IP to be used as a variable. 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. LogQL is Grafana Loki’s PromQL-inspired query language. They can be single-value or multi-value. Nov 28, 2022 · Grafana Labs Add and manage variables | Grafana documentation. Click on the “App metrics” link. 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. You can use SQL to create key/value pairs. Grafana lists these variables in dropdown select boxes at the top of the dashboard to help you change the data displayed in your dashboard. We have new free and paid Grafana Cloud plans to suit every use case — sign up for free now. This syntax is old and has been deprecated. 2. 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. 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. . Jun 27, 2018 · Dont Use templating in Grafana while creatig alerts as it doesn't support templating in alerting. A link “App metrics” and “Service metrics” show next to variables extracted out of the log line with transformations. I know how to use the $(variablename) Syntax to query for the currently selected option. Instead of hard-coding details such as server, application, and sensor names in metric queries, you can use variables. There are two types of LogQL queries: Log queries return the contents of log lines. To add a new Google BigQuery query variable, refer to Add a query variable. You can use chained variable queries in any **data source** that allows them. 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. Example: 1. Sharing query results across … and all other places in documentation about dashboards as data sources and queries. I’m creating a new user with the same ‘Name’, ‘Email Use multi-value template variables. besides it sounds like you have alot of the same tables because why otherwise would you want to query tablename. 7. How can i map regions to server. 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. 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. Try to Hardcode the whole formula and then give a try. This will work for any datasource. 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. Jan 18, 2022 · I landed here because I wanted to use variables in the "Filter data by value" transformation in Grafana. 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. 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. com/docs/grafana/latest/dashboards/variables/List of Global Variableshttps://grafana. Variables give you the ability to create more interactive and dynamic dashboards. Add a query Enter your KQL query. Oct 9, 2021 · Use variable fomating, which creates correct SQL syntax (and more effective approach + remove duplicates). If you have multiple identical data sources or servers, you can make one dashboard and use variables to change what you are viewing. Data link variables You can use variables in data links to refer to series fields, labels, and values. 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. To query the JSON API data source for variables, follow the instructions on how to Add a query variable. 1 . Looks like this: From the example above I would like to use the data which is stored in Graph Settings >> Service field. May 26, 2019 · I am using grafana for alerting my six nodes when they are down. 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. frontend. Item98 WHERE $__timeFilter LogQL: Log query language. Mar 29, 2018 · I have a variable already defined for repository, with the query show tag values with key=repo. The query should return two columns that are named __text and __value. Click the Data source drop-down menu and select a data source. It can handle all types of Graphite queries, including complex nested queries through the use of query references. 4. 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. I want to replace my query with a variable. 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. For an introduction to templating and template variables, refer to the Templating and Add and manage variables documentation. Sep 13, 2022 · Query This is my favorite type of dashboard variable. Jun 17, 2024 · In panel queries, variables become powerful tools. 1 (testing 6. Regards Sebastian Aug 26, 2019 · Note: Using SQL Server Grafana 5. In this step, we modify our query to use the variable we created in Step 1. int, double, float) column, and optionally additional string columns. I wanted to have a single stat for TPS for the time i selected on the dashboard . name}: Grafana Labs Configure data links | Grafana documentation. $server. 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. When you create a panel, Grafana automatically selects the default data source. Add variables to metric queries and panel titles to create interactive and dynamic dashboards. Using __searchFilter in the query field will filter the query result based on what the user types in the dropdown select box. 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. , the default letter A or B). 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. Add a 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. Variables and templates also allow you to single-source dashboards. 2 Grafana version. Logs query examples. You can use templates to include data from queries and expressions in labels and annotations. So i doubt frameworks can implement this feature safe if it is even possible in grafana. 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. $ {var_name} – Use this syntax when you want to use a variable in the middle of an expression. requests. May 10, 2022 · By adjusting the query with using this variable sum Using Grafana Variable in Prometheus Query. This works fine for single device ID selection, but not for multiple Elasticsearch template variables. 6 and I’m building a datasource plugin with a backend. ; a log pipeline |= "metrics. May 19, 2023 · I want to incorporate Grafana query variables into my KQL queries to make them more flexible and interactive. 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. setConfigEditor(ConfigEditor) . Influxdb 2. my panel is a simple bar gauge. Metrics - Metrics aggregations perform calculations such as sum, average, min, etc. Feb 24, 2022 · try using one of these data links, like ${__series. 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. I actually use v9. multiple values from grafana variable in prometheus query. 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. See Metrics aggregations for additional information. Interpolating of variables happens in directly in the data source. with single value Using __searchFilter to filter results in Query Variable. 29. Dec 18, 2021 · Channel Membership : https://www. They are populated from the connected data source according to your query. Select one or more values in Step 3 for each label to tighten your query scope. When writing queries, use the metric find type of query. 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. You can specify these Azure Monitor data source queries in the Variable edit view’s Query Type field. You can use variables in metric queries and in panel titles. : api_robot. 5. Using __searchFilter to filter results in Query Variable. ") The label_values query, as described in Grafana documentation, takes either a label name or a label name and a metric name. es” Query doesn´t give me any result. Provide details and share your research! But avoid …. marked this variable to chose one value at a time. Links:Variableshttps://grafana. 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. 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. For example, a query like prod. vgqsxw dtuwtwata wtlmt blzdk pkkzbu ijz ihhho vkpbnc gpill kjij