Power bi get data slow. Below is the python script I try to use.

Power bi get data slow What is the best way to troubleshoot slow data refresh in Power BI? To troubleshoot slow data refresh, review your data source connections, check for non-functional queries, and optimize your data model. Step 1: Remove redundant columns. It seems that you are experiencing slow data refresh in Power Query while updating data type of each column. We get data from ODBC driver: And then. Reasons why Mar 29, 2021 · The new version allows for Scheduled Refresh in the Power BI Service, and avoids the issue described in the comments below with duplicate items. With Cloud Fetch, which we released in Databricks Runtime 8. I have made a tutorial Hi All, I have Sharepoint List as my source for which I am using direct connector provided by Power BI. 5hrs in Power BI. Power BI reports are often slow because Dec 10, 2019 · Everything you need to know about Power BI: news, Previewing data takes forever in Power Query Editor . config” file or “C:\Program Files\On-premises data Jun 23, 2022 · Everything you need to know about Power BI: rmaa2910. Below is the python script I try to use. Patrick breaks things down to get you pointed in the righ Apr 10, 2024 · Addressing slow or hanging Power BI reports requires a systematic approach encompassing data model optimization, query performance tuning, visual simplification, resource monitoring, and community Mar 30, 2022 · Hi @sondrewb you can connect BI tools to Databricks SQL endpoints to query data in tables through an ODBC/JDBC protocol integrated in our Simba drivers. I am trying to load the Salesforce data into Power BI through the prebuild API connector available. Is there any way to stop this Manual Refresh . This will ensure that the data is persisted once it is loaded into the data model once only. There are 3 SP lists, one less than 100 rows, 5k rows and 30K rows. It has been proved We've seen people comment that Power BI is SLOW. pbix file that's nearly 400mb in size, so it's one of our larger ones. See new post here. It could be that in your case the workbook and model reach similar point. How to consolidate multiple files from a SharePoint folder using Power Query in Excel and Power BI. I think you can use incremental refresh, it reduces the refresh time because it can update only the changed data instead of refreshing the whole dataset every time. Data Handling: In Import Mode, Power BI copies the data from the selected tables and columns into the Power BI Desktop. Feb 14, 2021 · This takes just 3 seconds to refresh in Power BI Desktop – a really big improvement. The following Query works when I click Close & Apply, the "Evaluating" phase lasts about a second and data starts to load - slowly but steadily. This table has around 2 million rows of data. Jun 22, 2023 · Hi, There are two excel files (INCData and SRData) which are placed on SharePoint. Oct 25, 2018 · Solved: Hi My Power BI desktop product is super, super slow while i'm devloping it. Power BI - Connect to Most Recent File in a Folder. **Volume of Data:** 130,000 records may not seem like a large volume, but if each record contains a significant amount of information or attachments, it can slow down the imp Sep 15, 2018 · Hi Cory, Power Query can push processing back to external databases like SQL etc. But when i load it to web it is taking too much time to publish and after publishing the wen report is too slow. This is due to the fact, that it will Sep 17, 2021 · I am trying to get data from a single Oracle database table in Power BI Desktop. So what do I mean by ‘slow’? Firstly, In Power Query, after I apply a Append or Merge, Power Query takes forever to complete previewing the result (completion is indicated in bottom right). The table contains 3. Database without a query specified and instead followed by drilling down into the Jan 27, 2025 · Power BI with real-time streaming helps you stream data and update dashboards in real time. View solution in Feb 14, 2025 · We've all seen slow Power BI reports. Currently, multitenant connection scenarios aren’t supported with OAuth2. I'm trying to do simple ETL work in power query and a simple left join is taking forever only to preview the data. 1. Aug 3, 2022 · Hi @Anonymous . This gateway Jan 25, 2022 · Power BI an Sharepoint so slow . To this end, we'll cover it in three simple steps: Analyze your performance by identifying and locating any bottlenecks. We're talking 5, 20 seconds or even a minute and more which makes them completely useless. When I am in PB, I am able to quickly view every file I imported, but if I want to go to transform data, to go to Query, it takes litterally more then an hour for Query to load files, and Nov 27, 2016 · We have been trying to connect Power BI desktop to an Oracle table to import data into Power BI. Learn Power BI and Fabric - subscribe to our YT channel - Click here: @PowerBIHowTo If my solution Feb 17, 2020 · Do you have a Power BI report that has a row of card visuals on it, something like this:? It’s a very common thing to do, but if your report is too slow to render you may find that a design like this is part of the problem. I used to use QlikSense prior to Power BI. Is there a better way to pull the data. In Power BI (and also in shortcuts and dataset) the data is always updated automatically without the need to refresh. The issue is that it is running quite slow and "Running OLAP query" each time a new selection is made in the file. Long-running queries might require additional modification on your data source or further optimization of the query itself. Power BI (query editor, report refresh) is extremly slow even if the data are not transformed nor Nov 8, 2022 · Direct Query is extremely slow ‎11 Once you've done all that you'll need to tune the SQL queries that Power BI generates on the database side - from the sound of it, the main problem is in SQL Server and not Power BI. c) Use Power BI performance optimization is a complex topic, so we'll try to make it as practical as possible. 2. If you files have many columns of date/time type, you can disabled Data Load -> Auto Date/Time, so behind the scenes it doesn't create a date table Dec 7, 2020 · 1. Disable "Backgroud data" and "parallel loading of tables" in current files under options. " load screen to take over 30 seconds, which is naturally extremely disruptive to my flow state. Content. Some tips you may have a try: 1. I just increased this today Jun 25, 2021 · I'm working on a . We've been keeping up to date with Power BI Desktop version for last 2 years and never had this Sep 27, 2021 · I am an admin for a Power BI Premium workspace. Jan 12, 2021 · With regard to the topic discussed, there is no difference between Power Bi Gateway and Power BI Desktop, because both of them are spawning Mashup Engine processes in order to get data from Oracle. (Using the Connect to Data Power BI plugin in Excel). A key element in dataflows is the refresh process, which applies the transformation steps you authored in the dataflows and updates the data in Power BI reports can get slow if you have huge amount of data. Aug 9, 2021 · I'd normally bring those tables into Power BI and then make relationships between them in the Data Model. I am fetching data from SharePoint to Power Query by using SharePoint Folder. This means that if your reports are running Dec 22, 2020 · The Power BI DataViz World Championships are on! With four chances to enter, you could win a spot in the LIVE Grand Finale in Las Vegas. Dec 1, 2018 · And by having the data in dataflow entities, I can easily reuse that data in multiple Power BI solutions – and enable other users in my organization to do the same [4]. Please see the tutorial below. Enter the URL for the SharePoint API endpoint in the Jul 20, 2022 · Hi @jscr626 ,. I can run the query in the pivot table for one row field only. I used it to create a report, uploaded it onto the workspace but when I try to refresh the data set I get the following error: SharePoint Online List- Power BI - slow query update. When importing data from Azure Blob storage, it is slow generally. Firstly, it takes very very very long time to load. One of the ways to speed up the performance is to get the smaller part of the data, only the part that is needed for analysis. With the second one, however, I just can't get May 6, 2020 · Hello PBI Community, I have multiple Excel files (6 files) and Folder (Contain 15 or so XL files) on my OneDrive for Business, then I import them to PQ using Sharepoint. ADMIN MOD Is anyone else experiencing extremely slow refresh on dataflows? Question A dataflow that usually takes 2 minutes to refresh suddenly took 5 Oct 30, 2024 · More information: Gateway spooling data. However, get data from SharePoint lists with lots of items can be frustratingly slow. Sep 11, 2023 · Everything you need to know about Power BI: news, resources, Excruciatingly slow data import on desktop with a steep performance degradation after 110M rows. I just imported a new table there that only has 7k rows, and just creating a simple COUNTROWS dax measure is causing the "Working on it. When you put effort into asking a question, it's equally thoughtful to acknowledge and give Kudos to Aug 12, 2019 · Bottlneck of request processing is on the client side (Power BI) - our backend is far from being fully utilized during query execution. Here's why: Increased Memory Usage: Each calculated table requires memory resources to store the calculated data. Files function. Unnecessary data can slow down the query process significantly. Let’s query data in a faster way that also works with scheduled refresh. Whenever the PBI file is refreshed, Power Query will run through all the files on the folder to update the data. I know it's a lot of data, but I can't figure out why PBI si so slow, even though it doesn't even try using the resources available. If I were using Power BI Premium, I would probably build the Nov 13, 2024 · Open Power BI and select the "Get Data" option from the toolbar. (Between 5-15min each time). Now look at the following report which contains a single matrix that has been configured to look as un-matrix-like as possible but shows the same data: Jun 21, 2023 · Finally, you can refer to and for more information on refreshing data in Power BI. In such cases try to use parameters to load subset of data into Power BI Desktop OR use tools like Tabular Editor to do model development. 4 days ago · Navigating Power BI's unique data query approach: from SQL to DAX. Hi all! I have converted a pretty simple dataset, which import data from SQL Server, so it import the same data from a Snowflake database. Dec 12, 2018 · Hi Power BI Community, I have a solution that is working very slow and wanted to get everyone input in order to get some understanding on what is causing a hit on performance. Hello folks! First time poster but long time visitor of the forums. , you can get Power Query into a knot. Best regards, Yuliana Gu. This difference significantly impacts performance, What is complicated is to load it into Power BI Desktop, since it totally depends on your machine/network, and big pbix file is difficult to work with in Power BI Desktop. Conclusion: always use the HierarchicalNavigation=true option in AzureStorage. It has 8. 9 Million Rows. Slow data transformation can hinder your workflow and analysis. Firstly, try to delete query "clear cache" in Data>>>Query options. And that's just why Power BI Jan 22, 2021 · Power BI import data from Snowflake slow ‎01-19-2021 11:28 PM. The time it takes to pull one salesforce object into Power BI takes ages. although I don't think they are relatively complicated measures and shouldn't cause the visuals to load extremely slow? The data is not loaded through any form of powerquery, Sep 25, 2024 · If you want to connect to a data source from the Power BI service by using OAuth2, the data source must be in the same tenant as the Power BI service. I have imported list to Power BI, but query took "created by", "approved by" and "request for" columns as ID, not the name. Just for your info, we are on free version PBI(Aug 2019 version 2. 17 driver, we introduce a new mechanism for fetching data in parallel via cloud storage such as AWS S3 and Azure Data Aug 4, 2022 · Hi everyone, My sales data is saved at the beginning of each month in a CSV file on a local folder. If I add additional fields, (even 1 more field), the May 8, 2019 · I'm fairly new to Power BI but I'm trying to do some work with Active Directory user data but it's ridiculously slow pulling user information and I was wondering if there is a way to filter the initial query so that Power BI isn't trying to pull every user object in. This could be either for Power Nov 16, 2020 · When you use the UI to import files from SharePoint, you’ll end up with the Sharepoint. In addition, you can download our exclusive e-book with the 21 best practices for reporting with Power BI: Download guide. The last post on that page suggests connecting to the desired file May 7, 2020 · The Power BI DataViz World Championships are on! With four chances to enter, you could win a spot in the LIVE Grand Finale in Las Vegas. Chris. The only things I could recommend is to ensure you’re running the most up to date versions of Power BI, and in your report settings, you could disable the two following options: Background Data: Allow data preview to download in the background. Oct 28, 2024 · This dataset includes a dynamic data source. Importing only the data you need reduces memory usage. Not sure is this expected else can you suggest how to resolve. Avoid bringing in unnecessary columns, and filter out redundant rows before loading data into Power BI. The powerbi file is woking fine. When searching for info on Power BI and Terradata, there are several 3rd Mar 29, 2019 · Thanks for the code. Interactions: When you create visualizations or interact with your report, Power BI Desktop uses the imported data from its cache. In QlikSense we created QVD's (used for faster data loads) for objects. . Learn Power BI and Fabric - subscribe to our YT channel - Click here: @PowerBIHowTo If my solution proved useful, I'd be delighted to receive Kudos. This imported data is cached, providing a snapshot of your data at a specific point in time. Power Query will allways be slow merging data. You can check this documentation below: Incremental refresh for semantic models and real-time data in Power BI - Power BI | Microsoft Learn Of course if you use incremental Sep 27, 2021 · Hi @Anonymous ,. However, my document is very slow to refresh. Power BI PQ is turning your data into a dataset on which to build a report and write DAX May 2, 2017 · Hi, I want to connect a table from SQL server to Power BI. Power BI dataflows enable you to connect to, transform, combine, and distribute data for downstream analytics. Speed Addressing slow or hanging Power BI reports requires a systematic approach encompassing data model optimization, query performance tuning, visual simplification, resource monitoring, and Aug 9, 2024 · I am using power query to get data from a series of excel documents on SharePoint. If the amount of data is too large, it will really affect the performance of the load. Data is small in size but it is taking approax 2-3 hours to refresh which Power BI Performance Analyzer won’t directly tell you if your data model is poorly structured (that’s a deeper conversation we’ll explore in a future post). Mar 16, 2022 · 2. Check results. Data Source - Excel file loaded in This video demos the new version of the SharePoint List connector in Power BI, and then shows how to use the SharePoint List REST API to get data even faster Jul 27, 2020 · If you do a lot of merges, create structured (nested) columns, etc. 3 and Simba ODBC 2. 6 days ago · In this article. However, as your data is in Excel it won't fold the queries anywhere. Database with the [Query=<query-string>] option is leading to much slower query times than using Sql. This function can become fairly or super slow when you use it on large SharePoint sites. Jun 10, 2020 · I have a report with size 400 MB, the data refresh in Desktop it took hardly 3 mins. Unlock your data's full potential. It is also easier to do the conversions in the Power Query Editor. Any visual or dashboard created in Power BI can display and update real-time data and visuals. , which is called query folding. 1 day ago · This page lists known issues for Fabric and Power BI features. However, if every visual seems slow, or if you notice consistently high Is your Power BI report too slow? Discover 9 tips to avoid overloading your reports and speed up the loading process in Power BI! One of the most common problems when working with Power BI is the slow loading of reports. There are many aspects to troubleshoot the problem. In this blog post, I'll explore common reasons for Jul 11, 2021 · So, Why Microsoft Power BI is Slow? Microsoft Power BI is a tool that can consume a very large amount of data so it is very necessary to follow the steps of report optimization while developing the report. As you say, for the data source, do the follow steps: Model your data properly, always build a star schema! Remove/filter all data that isn’t needed for your report/analysis before loading into Power BI. Using OData feed is significantly slower than manualy downloading JSON data and using them as a data source. Nov 15, 2018 · Hi, I have a custom SQL Query in Oracle that i am importing in Power BI Desktop. The workspace has 13 different datasets published to it each with varying dataset sizes. Whenever i'm adding or updating a column or measure, it is giving. Power BI forums; Data Flow Slow Refresh ‎05-07-2020 01:02 PM. Creating too many calculated tables in Power BI can potentially slow down your report's performance and is generally considered a bad practice. It took roughly 18mins to extract in Tableau but took roughly 2. The Apr 3, 2019 · ODBC will always be slower than other connection methods. Most of the times, a date condition is a good filter Jul 15, 2024 · Here are some steps and suggestions to help troubleshoot and improve the performance of your Power Query connections: 1. Get data from web. In other words, Excel is doing all the work as Feb 27, 2022 · Hello, My Power BI file is around 5mb, and I have a lot of queries (around 80) but majority of them is just couple of lines, as they are like lookup tables, for exemple year (2020, 2021, 2022). 72). - I have a Query "Connection" which The process of transforming data within Power BI can sometimes be slow, especially when working with large datasets. 5 million rows. Power BI: How to Connect Most Recent File from a Folder. Feb 24, 2023 · click "get data" and create shortcuts to your Delta tables; create a dataset from the shortcuts; create a Power BI report from the dataset in fabric, it will be created in Direct Lake mode; So no data is shifted or copied anywhere. Slow-performing queries. Uncompressed data limits for refresh. Power BI adds the ability to analyze the performance of Power BI desktop reports. DataLake() when connecting to data in ADLSgen2 storage from Power BI to get the best refresh performance and the best developer experience in Power BI Desktop. The maximum size for semantic models imported into the Power BI service is 1 GB. You know, reports that just take forever to load the visual. One file size is 336 MB and other file size is 228 MB. Any help would be appreciated. Ye, Joins are pretty slow in Power Query. Most of our reports are more than 100 MB. Apr 5, 2024 · Hi @Vroom_Master3 ,. Question Do you have any advice to work with SharePoint list as data source in power bi? Every time I do a simple change in Power Query it loads the lists and other dependent list and takes around 1 hour. Even for small data set, Sep 26, 2022 · If it’s just the Power Query side that is slow compared to Excel (and your queries are identical), then I would say this is to be expected. Use incremental Mar 24, 2020 · Hi, For some reasons, our Power BI repors are very slow. Community Support Team _ Yuliana Gu Sign in to Microsoft Power BI for intuitive data visualization, detailed analytics, and interactive dashboards. What other tools can be It is generally recommended that you first choose transform data, do a cleaning modification of the data, you can delete some useless, redundant data or other operations, and then import into the power bi desktop, which will This article provides guidance that enables developers and administrators to troubleshoot slow r Slow reports can be identified by report users who experience reports that are slow to load, or slow to update when interacting with slicers or other features. It is generally recommended that you first choose transform data, do a cleaning modification of the data, you can delete Mar 6, 2023 · You might come across your Power BI reports which run very slow and take a lot of time to refresh. Before submitting a Support request, review this list to see if the issue that you're experiencing is already known and being addressed. Uncheck background data (File –> Options –>Data Load –>Allow data previews to download in the background) Any way to speed up really slow refresh times in Oct 12, 2023 · Subscribe to the @PowerBIHowTo YT channel for an upcoming video on List and Record functions in Power Query!!. Optimize Power Query Queries: Minimize Data Imports: Ensure that you're only importing the necessary columns and rows from your Excel source files. It is stored in SharePoint and added by company employees constantly. 🔽 More Info below PLUS warning 🔽Warning: to use SharePo Apr 20, 2023 · Hey there, we've been using Power BI Desktop for a few years in our company (and since July 2022 also Power BI Services). The connection has been extremely slow with a througput of only 8-10 records per seconds. Power BI takes a different approach to data queries by not relying on SQL for data manipulations. Regards. Oct 23, 2023 · Hi, I have build an Excel file for controlling purposes based on my organizations Power BI dataset. And I also need to filter some rows. I have made a tutorial explaining a couple of reasons why your report is slow and how you can fix it. When reports are hosted on a Premium capacity, slow reports can also be identified by monitoring the Power BI Premium Metr You might come across your Power BI reports which run very slow and take a lot of time to refresh. But, what they really mean is your report is slow. Don't use too many Mar 24, 2022 · Solved: Hi everyone, My data connection to PBI is super slow, so I would like some advise / suggestions. Nov 30, 2023 · Work your way through this checklist of things that impact report performance and see it as an opportunity to develop your Power BI knowledge. Dataset contains 4 fact tables (views) and 2 dimesnion tables (views) and there are only 3 or 4 DAX expressions in Apr 24, 2024 · The extended loading time for importing data from your mailbox into Power BI Desktop could be caused by several factors: 1. Two of the datasets are close to 1GB each in storage size and I have the reports set to the large dataset storage size to help with load times in the reports and the app that shows most of the reports in one place. I have received API url and token from another colleague, how can I complete the bucket and key variable? ***** import boto3 Jun 8, 2019 · Hi @saurabhabh . Jan 12, 2023 · I have data which is still beginning level, just 150 row (expected to have at least 50 k row in the end) which is not that much. We have 19 million records to be imported and have not been able to successfully import the data even once. I read here that a possible cause could be the sheer number of documents within the SharePoint and the fact that the query scans every document within it. Every time I transform data and save, I'm met with the 5 green dots (loading) that goes on forever. Jan 15, 2022 · Subscribe to the @PowerBIHowTo YT channel for an upcoming video on List and Record functions in Power Query!!. I’ve created a data model in Power Query/PBI using as source the local folder. Known issues are also available as an interactive embedded Power BI report . According to, slow data Aug 21, 2024 · A Virtual Network (VNet) Data Gateway for Microsoft Power BI and SQL Server allows secure communication between Power BI and on-premises or virtual network data sources within Azure. What I did is simple imort model into Power BI and continue work there - this is good alternative. Performance is very poor for most of the report. There could be many reasons why your report is slow. I have 2 filters in place, one for date set to 1/1/2018 and one for 1 account number. Upgrade your Power BI Desktop to the latest version 2. Sep 1, 2022 · @v-cazheng-msft am also facing the same issue. So you can use either of the above ways (editing Windows Registry, “machine. Learn Power BI and Fabric - subscribe to our YT channel - Click here: @PowerBIHowTo If my solution May 14, 2024 · I need to import some csv files from aws s3 into power bi. In the "Get Data" window, select the "Web" option from the "Other" category. People are using slicers I included in the file as standard but also redefining the Pivot tables in the Excel file. The devices and sources of . What am I missing here? Question I am attempting to pull in a table that has just under 323 million rows (and just 5 columns). According to your description, I have two suggestions for slowness: 1. Then it takes even longer time to apply 4 days ago · Here are 9 things you can do to stop your Power BI reports from being slow. SharePoint lists remain a convenient way to store data. 3. Mar 3, 2022 · I am finding that using Sql. If you post your M code we might be able to see what is wrong, but may need your source and PBIX file if you can remove Jul 7, 2023 · Hi @jkapso751 I like to use power pivot, but at some point of time (model size) it crash and it makes me crazy. Nagaraj Jan 19, 2022 · Subscribe to the @PowerBIHowTo YT channel for an upcoming video on List and Record functions in Power Query!!. Feb 3, 2025 · Power BI (Semantic models) Power BI (Dataflows) Fabric (Dataflow Gen2) Power Apps (Dataflows) Dynamics 365 Customer Insights: Authentication Types Supported: Anonymous Microsoft Account Windows Organizational Jun 14, 2018 · I have Excel Connected to Power BI DataSet. My CPU stays under 5% usage, memory is under 16GB and SSD seems to be doing nothing. Connect the file with the latest data only just as suggested by @amitchandak . When i try to refresh from Power BI Service manually, the data refresh is very slow so far it took 40 mins still running. This can be take some time with many historic data and will get slower as the Sep 18, 2018 · I am new to power BI. Slow refresh of SharePoint list data . From a cursory view all those tables can be related in the data May 25, 2023 · Hi @akhaliq7 . Since dynamic data sources aren’t refreshed in the Power BI service, this dataset won’t be refreshed. Jan 7, 2010 · in file-> options -> data load; then under data cache management options; maximum allowed (mb) then put a high value here, its capped at like 4000 mb at default which can make it very slow. 6. Show off your skills. ggla rjy wkrgdb veflrn kvxouu bcxjy pwhf cnhd nxxgca bwj xyn jsvxy nfh estmfow oogpon