Influxdb query time range calculator. Column to use to compute the elapsed time.

Influxdb query time range calculator Sometimes 10 to 20 minutes apart, other times a couple days apart. 2. from() and range() return a stream of tables grouped by series (measurement, tag set, and field). Apr 16, 2023 · What Grafana version and what operating system are you using? V 9. in general my issue is I have information of certain select time period, lets say from 2023-03-08 10:30:23 to 2023-03-20 10:30:23, I got my site 1 operation time and site2 operation time as 9. To transform multiple values in an input stream, your function needs to: Handle piped-forward data. In detail, this query… Use derivative() to calculate the rate of change between subsequent values or aggregate. I’m using InfluxDB 2. Please be aware that when storing the average value for short period, if you want to calculate the average for a longer period from this downsampled data you will have to calculate the weighted average. 953Z, false, status 2023-08-12T10:47:51. The timestamp when using group by indicates the starting time of the interval. 7. Is it possible to pass the time zone in the query? I see that on online manual tz(‘<time_zone>’). I'm not entirely sure, but this query requires an additional mean() associated with the GROUP BY clause. I got a table with positive and negative power-values from my house-grid in Influx DB (time is in seconds, power in Watt). For example: This measurement: time field 2 Apr 10, 2023 · I'm trying to learn the flux query language for InfluxDB. I would like to be able to query for all of the series of data Aug 18, 2015 · I am not sure how to best ask this question. If no solution presents itself, I’ll write a Python program that does the work an store the result in InfluxDB. Now using flux there are date functions. Grafana / InfluxDB query counter data with a time range. 3 and stores a lot of process data in a single InfluxDB Measurement. Jun 1, 2021 · I am writing the InfluDB task to do some operation for the last one-hour duration. timeRangeStart), stop: v. timeRangeStop to make an if-else statement in the query? Unit of time used in the calculation. I put the two tables next to each other. What I have so far is the cumulative sum figured out, but have manually set the range to 05:00. So for the last 7 days at 1am, the average number of requests is 50. Mar 30, 2024 · Hi, We are facing some issue with influxdb flux query, whenever we query the bucket and the time range selected is for example: past 7d I get the query results, but when I select past 30d there is no result from query. A query for the value that was at 23:59 the previous day is not so simple. for ex: In the dashboard , I set a variable using following query SHOW TAG VALUES WITH KEY = “DtFromRange” It gives me values similar to this:12/21/21 15:23:49 . 0 I'm using a influxDB2. I prefer to do as much of the mathematical computations in the query (whether SQL or InfluxDB or Apr 20, 2022 · InfluxDB provides movingAverage() or timedMovingAverage(), but what is the most efficient way to get the moving min/max? For example, if I have data like: _time _value 01-01 -1 01-02 4 01-03 2 This takes the difference between consecutive data points (ignoring the absolute value), and cumulatively sums this over the selected time range. when user switched the monitoring device on today. 677Z 167. Data: I have a electricity consumption sensor that is logging from a MQTT topic into influx. The Querier uses DataFusion and Arrow to build and execute query plans that call DataFusion and InfluxDB-specific operators that read data from the Object store, and the Ingester, and apply query transformations, such as deduplicating, filtering, aggregating, merging Jun 18, 2021 · I have converted DateTime to timestamp using datetime library timestamp() function and am passing them for start and stop for query, although even if the data is present for that time range, I am getting empty results back when I do following: A query plan is a sequence of steps that the InfluxDB 3 Querier devises and executes to calculate the result of a query. Dec 22, 2021 · Influxdb time range query. I have a scenario where I need to dynamically select start and end times based on specific conditions for each sensor and motif. It requires a bucket parameter. I have attached my dataset Dec 21, 2021 · I have a time range variable that I fetch from InfluxDB. Read more now and check back next week for more tech tips, workarounds, how-tos and Q&A from GitHub, IRC and the In Calculating percentages from queried data is a common use case for time series data. Y axis would be # of requests. In this post we recap the week’s most interesting InfluxDB and TICK-stack related issues, workarounds, time range and timestamps how-tos and Q&A from GitHub, IRC and the InfluxDB Google Group that you might have missed. If I understand your question correctly, you have a query that uses the time range picker in Grafana and you want to use Flux to determine how many days were selected. In the time range dropdown menu, select Custom Time Range, and select the following dates from the date selectors: Start: 2022-01-01 08:00:00. 73 2021-12-20T16:29:03. The measurements and one of the tags are different. ; Each operand necessary for the calculation exists in each row (see Pivot vs join below). Jun 30, 2021 · I don't think you can simplify it a lot, but here are some ideas: Store the converted current time in a variable; Don't use aggregateWindow() when you only want to fetch a single value over time Jun 13, 2021 · I'm migrating my InfluxDB1. If the query includes a GROUP BY time() clause, the default time range is between 1677-09-21T00:12:43. How do I calculate the time difference (in minutes) between two successive data points? This would enable me to multiply power with time, and store the result as a new field (Energy). Dec 29, 2022 · How do I get the difference between the first and last vaules between a time range? InfluxDB 2. 953Z, true, status 2023-08-11T10:47:51. Thus trying again: Currently I managed to get to ONE value, representing the mean power consumption during a specific time period, e. I observed that my query data are correct but I'm getting the first time of that grouped data but I'm getting the last data of every day. The time series graph needs to show a cumulative sum of 2 mass flow meters until 05:00 the next day, at which time it resets to zero, and then starts summing again. I have a column called 'time' with the timestamp in it. Next, for each shard and each measurement, InfluxDB performs the following steps: Select matching series keys from the index, filtered by tag predicates in the WHERE clause. To use this InfluxQL query in Grafana: Toggle the menu at the top left corner; Click Explore; Select InfluxDB from the data source drop-down menu; Click on the Edit button to switch to raw query mode A query plan is a sequence of steps that the InfluxDB 3 Querier devises and executes to calculate the result of a query. Column to store elapsed times in. For @Nibeckj original use case, the query would look something like: Dec 1, 2015 · I'd like to track the success rate (success / total) within a given time window (Since I'll be consuming this on grafana, the time window may change and should support dynamic time range query) range() filters rows based on time bounds. At 8am it is 1000 etc. Function type signature => time Jul 5, 2019 · i have tried this query but it doesn’t seem to give results that i want. Jun 23, 2016 · Saved searches Use saved searches to filter your results more quickly Dec 15, 2022 · Flux Query: import “strings” month = time(… Hi, I’m collecting the energy price on an hourly basis into InfluxDB. It logs on change of value so frequently example data set: time value 2021-12-20T16:28:41. Sep 28, 2023 · Calculate electricity price for a time range using spot prices. Jun 19, 2017 · Only difference is query without group by will have the value's actual timestamp and the group by query will have the interval's timestamp instead. Or a value came out that was not correct. I want to select only the 2016-07-14 date, but I am unsure how? My Downsampling & Contious Query Documentation. columnName. today so far 262W consumption in average. Jan 17, 2022 · Given a bucket how do I get the number of points in this bucket with the timestamp in the given time interval using a Flux query? I'm trying to estimate how much data is added to an influxdb2 bucket per unit of time. Jan 1, 2021 · You signed in with another tab or window. I have a time-series with power usage from my power meter. This is what generates the previous group. What I am looking for is, if there is not data for the time range provided, then get the latest data (could be 10m old or 5d old). Here is what I have tried: Nov 28, 2023 · In this example, we chose a time interval of 1d, so the query results into 1-day groups across the time range specified in the WHERE clause. In the example below, I structured start_time and end_time as functions that return a single time value. Sep 22, 2021 · Hi all, I’m looking for the solution to calculate the Throughput = (number of requests) / (total time). Use from(), range() and filter() to query operands. You signed out in another tab or window. Specify alternative formats with the epoch query string parameter. The following query checks the machine state every minute (idle, assigned, or busy). 10 I apologize if this has been asked before. Every time I tried using Chat GPT, I got errors because you can’t subtract or add time intervals. I'm struggling coming up with the syntax. The curve is defined using _time as the domain and record values as the range. integral() requires _start and _stop columns that are part of the group key. (You might want to select “Hide time info”, too. Each table includes the following columns: _start: Query range start time (defined by range()) _stop: Query range stop time (defined by range()) _time: Data timestamp; _measurement: Measurement name; _field: Field key; _value: Field value Use derivative() to calculate the rate of change between subsequent values or aggregate. To calculate a percentage in Flux, operands must be in each row. When using functions that operate on a single row at a time ( filter(), map(), reduce()). :Update: I have deleted truncateTimeColumn(unit: 1m) for the Power Consumption, it makes no difference, the values with or without are the same. It reports an ever increasing number in KWh, and I want to show how many Wh I have used per day, by using a custom function with aggregateWindow. Filter your data by measurements, fields, and other applicable criteria. In the column I have afew dates e. Influx (as of 1. From that, you can calculate end time is start time + interval. Feb 7, 2022 · I want to remove time range selector from grafana dashboard to not query for specific selected time range. May 6, 2021 · @Eric_Smith1 This is totally doable in Flux, and I think 1. As past 7d query shows the data, this data should also be a part of the last 30d . Jul 20, 2021 · Hi everyone, I am very new to InfluxDB and Grafana and I’ve been trying to follow online tutorials and figure out things to the best of my ability, but I’ve sort of hit a probably rather simple roadblock I’m unable to overcome… I’m using InfluxDB with Grafana in Home Assistant. To query from the same data source, use the pivot Each color in the diagram below represents a period of time used to calculate an average and the time a point representing the average is returned. Aug 2, 2016 · So something like: SELECT SPREAD(mouse) AS "mouse_range" INTO mouse_calcs FROM zoo GROUP BY time(30m), where mouse_range and mouse_calcs are names I picked with no special meaning. influxdb Referencing "_time" from previous query as "range Jan 10, 2008 · SELECT MEAN("1m_count") FROM main_1m_count WHERE time > now() - 30m GROUP BY time(5m) (Note that by default, InfluxDB uses epoch 0 and now() as the lower and upper time range boundaries, so it is redundant to include and time < now() in the WHERE clause. To calculate percentages. Perhaps it's better to use max or first instead, depending on your needs. Note the addition of one second to the stop time. sub(d: 10m, from: v. Jul 27, 2021 · I’m new to InfluxDB and hoping that my problem is a simple newbies mistake. What I insert as data are the results of my P1 meter, altough the results are Mar 26, 2018 · I need to calculate the time between dependent jobs and recovery time for per job type. The time clause in the InfluxQL query is unfulfillable, time lower and upper bounds seems reversed. option task = {name: "temp_task", every: 1h, offset: 17m} f = (a, b) =>; (from Oct 10, 2022 · I am trying to display data where it aggregates by a field and displays count per a window. Relative range with specific time is not supported. Show the options and enter “1d” into the text box with label “Time shift”. When the CQ executes, it runs a single query for the time range between now() and now() minus the GROUP BY time() interval. 3. 0. Nov 15, 2019 · Let’s say the frequency of data collection is 5 minutes. Rows with a null value in the _time are filtered. Returned value may be a number of minutes between start of time range and timestamp of first catched datapoint. But I need to get the current day in the query editor. I want to get the maximum of a time series per day, so one data point each day at time 00:00:00. For example, when I query using Data Explorer for the past 7d, the data is shown. Apr 3, 2024 · You need to extract a scalar time value out of each stream. The start_time and end_time variables are calculated independently and not passed dynamically Nov 24, 2020 · The query to calculate the average time. rate() to calculate the average rate of change per window of time. Gets the last value in the means bucket and compares it to the last value in the noaa bucket using last(). It is primarily used to downsample data . What I want to see is a graph of a 24h time period, but with the average data of month. Jan 19, 2023 · from(bucket: "VH_Messwerte") |> range(start:… Hello all, I would like to calculate in flux, operating hours. Calculating percentages from queried data is a common use case for time series data. Mar 18, 2022 · Using InfluxDB: Is there any way to build a time-bucketed report of a field value representing a state that persists over time? Ideally in InfluxQL query language. Query multiple fields, pivot results, and use multiple field values to calculate new values in query results. $__interval: An interval string that corresponds to Grafana’s calculated interval based on the time range of the active time selection, such as 5s. 4) does not have the ability to delete data for a specific retention policy, and Chronograf did not have the ability to parse the delete command without a database specified. Positive is power that serve the provider, negative is the power that i sell to the provider from my PV-Installation. May 17, 2022 · Running this query will return the data only if it was saved in the last 5 minutes. ) InfluxDB uses InfluxQL, not a SQL. So my question is, how can I calculate the difference from v. tables. More specifically as an example: Say a measurement contains points that report changes in the light bulb state (On / Off). Jan 8, 2020 · If the GROUP BY time() interval is one hour, the CQ executes at the start of every hour. Apr 28, 2016 · To learn about Flux Time Ranges and Flux Time Stamps, check out these blogs. Uses join() to combine the results; Uses map() to calculate the differences Nov 7, 2022 · I am SQL native struggling with flux syntax (philosophy?) once again. rate() function to calculate the average rate of change per window of time. "no returns or refunds" signs Aug 5, 2021 · 1. Query Builder or Script Editor. The Querier uses DataFusion and Arrow to build and execute query plans that call DataFusion and InfluxDB-specific operators that read data from the Object store, and the Ingester, and apply query transformations, such as deduplicating, filtering, aggregating, merging Apr 22, 2023 · a little improvemend, but Query also timeouts if i do the Query for a Time Range of 3month. Default is _time. 2month works but needs very long to calculate. Share Improve this answer May 15, 2018 · I want to query the sum per minute from the result obtained from another query that calculates the difference between subsequent values. E. import &quot;gener Mar 10, 2023 · @grant1, Sorry about the late, was on march break vacation. Any help would be appreciated! I Dec 20, 2021 · Hi all, I struggling to get my logic in order here on how to do a calculation hope someone could provide some guidance. Select from the time range options in the dropdown menu. 4 KB The only difference I can see in the results data is that the “table” column is set to 1 instead of 0. g. There are a few issues on both the Flux and InfluxDB repos requesting this functionality. Jan 2, 2006 · First, InfluxDB determines the effective time range of the query and selects the shards to access (in InfluxDB Enterprise, shards may be on remote nodes). I thought i could use them to get only results for the current month with this query: Feb 28, 2018 · Chronograf was being really funky with parsing the query, causing a lot of confusion. The following query: Uses range() to define a time range. Oct 28, 2021 · When the selected time range is less than 8h, I do not need to window() and increase() the series. "2016-07-14" or "2016-08-20". Dec 11, 2017 · Use relative time range, group by day. ". Jan 25, 2022 · InfluxDB does not return data for specific time range. I want to calculate the energy consumption every day, and plot a daily profile of energy consumption. However, it seems that Flux doesn’t support dynamic variables in the way I’m trying to use them. Sep 5, 2023 · Hi, I saw people asking similar questions in the forum, but couldn’t find an answer. Queries that do not specify time bounds in the WHERE clause and do not include a GROUP BY time() clause use the minimum and maximum timestamps as the default time range. . Every Flux query needs the following: A data source; A time range; Data filters; 1. Conditional expressions are most useful in the following contexts: When defining variables. What I am trying to show is for the selected period the total usage is X through the query. Example, you want to calculate the total interest ££s from 5 savings accounts. weekDay () to process and filter points by day of the week. 10 hour and 4. Prometheus accepts time range for the query via start and end args passed to /api/v1/query_range Prometheus querying API handler, so queries above have no filters on time. 7 has a new enough version of Flux to make it work. Anaisdg August 8, 2022, 10:38pm I want to watch for first datapoint occurence in time range, to calculate e. Specify the bucket to query from and the time range to query. To query from the same data source, use the pivot Feb 2, 2018 · The problem is that "When the CQ executes, it runs a single query for the time range between now() and now() minus the GROUP BY time() interval. This function is especially useful when tracking changes in counter values that wrap over time or periodically reset. Use the derivative() function to calculate the rate of change between subsequent values or the aggregate. 9 147. Sep 20, 2019 · This InfluxDB query has no data to return so I am getting back But, if I add a time range to the same query, I get no results, an empty result-set. Examples Calculate the time between points in seconds May 15, 2022 · I realize that range() only accepts scalars but I was hoping that code could be written that loops outside the range() function and invokes range() one list item at a time. date_bin. I have no issue with the calculation of the requests count But what is the solution to get the total time and put it into the target formula Throughput = (number of requests) / (total time). InfluxDB searches the servers bucket over the past hour and counts records with a machine state of idle, assigned or busy. If every = 30m and period = 1h: 0:00 0:30 1:00 1:30 2:00 2:30 3:00 3:00 2:30 2:00 1:30 1:00 0:30 Sep 24, 2018 · I have 'chunks' of data getting stored every 30 seconds. If you want only specific times for each day, you will need to calculate the date range client side and specify an explicit date and time range for each daily query. Click Query Builder to integral() computes the area under the curve per unit of time of subsequent non-null records. Every point stored in InfluxDB has an associated timestamp. 3. Doc and bug reports for InfluxDB and this today() returns the now() timestamp truncated to the day unit. Let's assume this is my data in InfluxDb: import "array" Nov 17, 2021 · Hi, I am trying to calculate total duration of up cycle of the press machine we have. The default time range is 5m. Select Custom Time Range to enter a custom time range with precision up to nanoseconds. Column must be timestamp. I don’t think it’s a timezone “issue”, rather than influxDB telling you “the data from hour ‘0’ is the ‘first hour of the day’, so I’m putting a 01:00:00” there. Default is 1s. just get back. On the CLI I can specify a WHERE clause with time range that is larger than the GROUP BY time() interval. I’m using the following images: Grafana: grafana/grafana-oss:11. 0. ) To show the time stamps, I created a table with data grouped by 1h. 0-ubuntu InfluxDB: influxdb:2. truncate () to truncate timestamps to a specified unit of time. What did you expect to happen? I would like to have an expression for the query which calculates the necessary time range where to calculate the Apr 20, 2021 · Hi I am currently doing this in R but would like to know if there is a way for me to do it in Flux instead:. EDIT: As an example, today 00:00 until current time I edited this comment 09:21. ) Apr 18, 2020 · With points every 5 seconds, your query is likely returning, then aggregating approximately 3. The Querier uses DataFusion and Arrow to build and execute query plans that call DataFusion and InfluxDB-specific operators that read data from the Object store, and the Ingester, and apply query transformations, such as deduplicating, filtering, aggregating, merging Aug 29, 2023 · I can sum the value of all datapoints in the current timeframe when there is just one data source, but… I’d like to sum the total value of all datapoints in the current timeframe when there are numerous data sources. 999999999. 145224194 and 2262-04-11T23:47:16. Ask Question Asked 3 years ago. Rate of change between subsequent values May 18, 2021 · @diversit Flux / InfluxDB doesn’t support returning values outside of the queried time range. Input data must have a _time column of type time. The point is I need a "dynamic" time range from 00:00 on that day until current time. 40 hour, I would like to calculate the utilization ratio of the site 1 and site 2, them I will need to calculate Mar 4, 2022 · I am new to flux query language (with Influx DB 2) and cant find a solution for the following problem: I have data with changing true and false values: I was able to calculate the time in seconds Jun 5, 2022 · InfluxDB 2. add() or date. You can use findRecord() to do this. Solution may involve ELAPSED(), but both seems to be impossible: Example query to count machine state. Aug 8, 2022 · The question - in that query how could I calculate the total for that period (specified in the range). Flux’s from() function defines an InfluxDB data source. However, during the summer period, Portugal moves forward by 1 hour and is in the UTC+1 time zone. Time syntax. Input data. Fore instance we store tank level readings every 1 second and pump start and stop events, typically every 10 minutes or so. 4 2021-12-20T16:28:42. Using Grafana's predefined time wouldn't do it since when I updated the interval, my query would affected. I have current values, if they go above a value, the time should be calculated in hours. select * FROM (select * from Table_name where time <= '2019-07-04T09:43:00Z' group by "name" order by desc limit 1),(select * from Table_name where time >= '2019-07-04T09:50:00Z' group by "name" order by desc limit 1), Table_name WHERE time >= '2019-07-04T09:43:00Z' AND Timestamps in the time column are updated to the start boundary of the window they’re in and grouped by time. A query of the current count is also simple. 500538983Z 561. Here is what I am trying to do: plot values of a certain measurement as a ratio of their historical average (say over the past Feb 27, 2018 · For one of the metrics, application sends a counter type of data, basically whenever there is a event the count is incremented. Use the duration() function to convert the following basic types to durations:. Nov 9, 2017 · I am using InfluxDB for tick data from Tokyo Stock Exchange, where trading happens between 09:30 and 11:30 (AM session) and then from 12:30 to 15:00 (PM session), with a one hour lunch break from 1 Mar 28, 2023 · A query of today’s production is simple, it is straightforward. timeColumn. If the GROUP BY time() interval is one hour and the current time is 17:00, the query’s time range is between 16:00 and 16:59. Update Transform values in a data stream. timeRangeStart and v. The points in the series span about 60 seconds and are approximately 1 ms apart. aggregateWindow() segments data into windows of time, aggregates data in each window into a single point, and then removes the time-based segmentation. What i got so Oct 9, 2020 · The division by 1000 is needed in order to convert milliseconds to seconds for the corresponding time series - diskio_io_time and diskio_weighted_io_time. 2. sub() command. For most SELECT statements, the default time range is between 1677-09-21 00:12:43. $__dateBinAlias(<column>) Dec 25, 2020 · Hi everyone, at first Merry Xmas and stay healthy to all. import "date" |> range(start: date. For the data above, the time between dependent jobs series would be: elapsed(1,2) (group A) elapsed(3,4) (group B) elapsed(5,6) (group C) elapsed(7,8) (group D) elapsed(9,10) (group E) elapsed(13,14) (group H) And the recovery time series would be: Jan 1, 2020 · Use the increase() function to track increases across multiple columns in a table. I got a problem with a Integral Query via InfluxDB in Grafana. Convert timestamp format; Calculate the duration between two timestamps; Retrieve the current time; Normalize irregular timestamps; Use timestamps and durations together mean() returns the average of non-null values in a specified column from each input table. Or May 24, 2023 · Welcome @simpixo1. 0 - Flux query: How to sum a column and use the sum for further calculations Hot Network Questions Implied warranties vs. However, if I change the time range I would always need to manually adjust the time range for the calculation of the moving_average manually as explained above. Use date. I have this basic query which shows me a months worth of data: Sep 5, 2023 · It plots the moving_average as aspected. Dec 29, 2016 · It's worth to mention that the solution I proposed is a simple query based on ordering by time which is always indexed, shouldn't be a high impact query. I have a time series that tracks a value and only stores when the signal is turned on and off. May 25, 2020 · @bjoern_b There are a few Flux functions that will help you do this: Use hoursSelection () to filter by hour of day. Use map() to re-map values in the row and calculate a percentage. How to measure throughput with dynamic interval in Grafana. The precision of the timestamp can be controlled to return hours (h), minutes (m), seconds (s), milliseconds (ms), microseconds (u) or nanoseconds (ns). – This is useful when using the average value to calculate a threshold check. Use pivot() or join() to align operand values into rows. Default is piped-forward data (<-). Query data that occurs in the future Dec 13, 2024 · Hello Grafana community, I’m trying to calculate the duration interval between the “Now/d” (start of today) and “Now” (current time) timestamps using a FLUX query, but I haven’t been able to figure it out. Here is what the logic is: Press is consider up when the pressure is above 80 Else it needs to be considered as down I want to get&hellip; Mar 4, 2020 · Hi, tbh. I want that by default, the dashboard should select the time range based on the latest absolute value of this variable. If time between points varies, these functions normalize points to a common time interval making values easily comparable. The time range that applies the start and the end of currently active time selection. 368917573Z 588. The custom time range uses the selected timezone (local time or UTC). _start and _stop columns are added to the group key. All queries are time-bound, so it currently isn’t possible to get the latest reported point if that point falls outside of the queried time range. Stop: 2022-01-01 20:00:01. You have 5 data sources from the same influx bucket which report their daily interest amount May 26, 2022 · I need to remove before aggregation rows for all tags with _time when "filter_sensor" == 1 (when filter_sensor equals 1 - so it is invalid data and this time must be ignored in the aggregation) How I can do this? Nov 10, 2016 · In this weekly post, we recap the most interesting InfluxDB timestamp and query time range and TICK-stack related questions and answers. I have a requirement like this: Get the total sum of the value in the time 07:00 AM to 09:00 AM from 2017-05-11 t Jan 31, 2022 · Hi, I struggle with the following flux query challenge: We use InfluxDB v1. I am using influxdb and I want to load all data without selecting specific time range and query with some where clausess. In Flux, stop times are exclusive and will exclude points with that timestamp. $__dateBin(<column>) Applies date_bin function. I have been writing a series of data to InfluxDB at irregular time intervals. I would like to make a query that finds every pump event (this is not a problem) and then looks up the corresponding tank Jan 2, 2020 · Hey i have seen a lot of open issues regarding missing time query functions for current/last month/year and so on in influxdb. 0 database and use grafana to display results. Windows use preset round-number boundaries based on the specified interval that are independent of time conditions in the WHERE clause . Jul 23, 2018 · Hi all, Trying to get the average per hour for the last 7 days. Calculates time intervals and returns the start of the interval nearest to the specified timestamp. on Raspberry Debian GNU/Linux 11 (bullseye) What are you trying to achieve? My influxdb database is logging toltalizer values for SolarEnergy and ConsumedEnergy (and a few more) What I like to have is: The amount of energy produced, consumed within the selected time period the average percentage of the SolarEnergy Jan 5, 2025 · When TSDB for InfluxDB® executes a basic GROUP BY time() clause, TSDB for InfluxDB® determines the raw data that is generated within each time interval and the timestamp of each result based on the value of the time_interval parameter and the time boundaries that are preset by the system. string: parsed as a duration string and converted to a duration. The InfluxDB API returns timestamps in RFC3339 format by default. I think there's a chance of short availability on computing resources in your server, I would check that first. 5 in first result in time of 2020-12-25T22:59:59Z. The maximum should be calculated over the range 00:00:00 until 23:59:59 for each day. timeRangeStop) Dec 13, 2021 · How do I get the start of the current day, using Grafana and InfluxDB? I saw that Grafana uses “now/d” in the timerange to do this. Also, from() requires a range() with it, so those functions include a range() call that queries data since the Unix epoch. Although you should still get results for the 40 day time range… What version of InfluxDB are you using? This guide walks through the basics of using Flux to query data from InfluxDB. is there way to query this type of data and plot in Grafana? I tried using the DIFFERENCE function but the graph shows the correct value only during the 10 seconds period and then it's shown as zero. 1 million points. Jul 11, 2016 · I have a table in influxdb that has a column called 'expirydate'. Relative for past 7 days: Jan 18, 2019 · @SamuelToh I have edited my question. I can illustrate with generated data, one entry per day from 2021-01-01 to 2021-01-05. To specify the quantile calculation method in aggregateWindow() , use the full function syntax : Sep 17, 2021 · I need to present a Grafana time series graph starting at 05:00 every day. Is this possible? If so, any tips or pointers to get me going down the right path would be appreciated. Use date_bin to downsample time series data by grouping rows into time-based “bins” or “windows” and applying an aggregate or selector function to each window. Align values in one row (required to perform math in Flux) by using one of the following functions: To query from multiple data sources, use the join() function. A query plan is a sequence of steps that the InfluxDB 3 Querier devises and executes to calculate the result of a query. I'm using InfluxDB OSS 2. range() adds a _start column with the value of start and a _stop column with the value of stop. May 30, 2023 · But during the winter period, Portugal is in the UTC+0 time zone. ? It seems duration type has constraint → the String type only can be used as a field (had also Timestamps in the time column are updated to the start boundary of the window they’re in and grouped by time. ) Use suitable InfluxDB functions, I would say INTEGRAL() is the best function for this case + some basic arithmetic. Is there a way to query the data so Convert data types to durations. I have two queries below, which are supposed to show the current and maximum value of the sensor “wind Select time range. You switched accounts on another tab or window. Could you please tell me how to get the last time as like getting the last data value from DB. Now i want to separate the table Mar 2, 2021 · If this is Grafana v7, above the query should be a pull down menu with “Query Options”. Column to use to compute the elapsed time. Reload to refresh your session. I know that prometheus does return last data and we are trying to move from prometheus to influxDB and are stuck with this problem. Define your data source. To query from the same data source, use the pivot Nov 8, 2022 · You can use the date. Nov 24, 2022 · This happens also directly on influxdb with much easier query (and a time range choosen such that only 2 result curves are comming back from flux query) image 878×777 87. Default is elapsed. Oct 21, 2018 · Is there any way to retrieve the TAG values with time range? SHOW TAG VALUES FROM test WITH KEY = "name" WHERE time > NOW() - 12h. The problem comes when the first value in the range is false because I don Sep 17, 2022 · As a very basic example, if my freezer would have used 100W during the first 15 days of a 30 day period, and 0W during the last 15 days, the daily average of that 30 day period would be 50W. Similarly for SHOW TAG VALUES WITH KEY = “DtToRange Calculating percentages from queried data is a common use case for time series data. 145224193Z and now(). 953Z, true, status Of those signals, I would like to calculate the amount of time that they have been up. ) Your approach average velocity * time is innacurate. 854775806Z UTC. 8 version to InfluxDB2. The timestamps on each row of a chunk is the same. It’s giving result in range of T1 and T2 only. The above query returns even the 3 day old tag values for which there is no record inserted in the last 12 hours. The following query uses some timestamp manipulation and string interpolation to generate from and to timestamps for each row base on n seconds added/subtracted to the points _time value. select sum(ph1), sum(ph2), sum(ph2) from (select non_negative_difference(day_chan1) as ph1, non_negative_difference(day_chan2) as ph2, non_negative_difference(day_chan3) as ph3 from electricity) group by time Apr 3, 2024 · I’m using InfluxDB to store time-series data and Flux for querying. Aug 11, 2023 · Hi, I store on Influx the changes of a signal so in my data I can find something like this: _time, -value, signal 2023-08-09T10:47:51. Use Flux to process and operate on timestamps to suit your needs. Aug 13, 2019 · What query can I issue to obtain the minimum and maximum timestamp of the data set that is available in my influxDB? Or min/max of any other parameter as well. 416861389Z 543. Dec 30, 2020 · Even you get this value 2020-12-26T22:59:59. But when I select the past 30d, Data Explorer shows “No Results”. May 29, 2023 · So, I have a dataset which has time stamp column and the cumulative value column, what I want to do is calculate the difference of the current cumulative value from the previous one so I can get the actual value and the difference of all those values need to be summed up and get a single value, example C2=B3-B2, C3=B4-B3 and so on and at last C2+C3+C4 and so on. Jan 1, 2021 · I have been wrangling with a time grouping issue in influxDB using the flux query language. 96 I used Influx for recording some serial data, and show the reports of these data. 8. X axis would be 00:00 - 23:59, in hourly increments. I am looking to select data but with a minimum time interval between the results. Jul 25, 2015 · The Web Admin Interface was deprecated as of InfluxDB 1. I’m trying to setup a query that would give me an updated average price of energy during current month. 1 (disabled by default). ukhlsqv dlwqx jdo pumx iwjkg hfzgqd tssjf inkf prsm qebriuws