The difference between the trial and dev versions of our tools are: Otherwise the functionality and builds are the same, they are both built in Release mode. Telerik and Kendo UI are part of Progress product portfolio. But what are the 375k previous bytes ?Is there a way to avoid them ? Progress, Telerik, Ipswitch, Chef, Kemp, Flowmon and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. Message ends at 0x5da3. Is there a simple way to decode this binary messages ? Are you sure this messages are not generated by RadGrid source code ? An error has occurred. Grid Performance in UI for Blazor | Telerik Forums and so we let the framework do the rendering - this is how a native Blazor component should work. All Telerik .NET tools and Kendo UI JavaScript components in one package. Regards, Love the Telerik and Kendo UI products and believe more people should try them? I can see my grid datas in hex viewer: My Grid data is stored between 0x035e and 0x03ab. Use async Task and not async void. An error has occurred. Or any other ideas? So: I have a 338kbytes header (0x5296 * 16 /1000), then 26kbytes of grid data ((0x58f8-0x5296) * 16 /1000) and a 19kbytes footer (0x5da3 - 0x58f8) * 16 /1000. Review the demo linked above for more details on the correct approach.--- I would like to be able to supply a DataTable with an arbitrary amount of columns to the grid and display them all without declaring them all . For example, when you use a custom edit form, you add/edit the data with your own code and not through the grid. I suppose that reading the framework source code may provide some insights, but I have not tried to delve into that, nor have I tried to disassemble what they contain. It will override the currently available "No data" text. I am trying to put a hook or a middleware on signalr circuit in order to see human readable format for every send message on websocket. if users prefer to scroll rather than page, use Virtual Scrolling: if you have many columns, enable Column Virtualization (with paging or virtual scrolling): reduce the markup you render in things like cell templates (for example, consider. I have made a mistake in my initial post. This is particularly beneficial when we have large amount of groups, and we need a way to easily navigate between them. Blazor DataGrid Demos - Batch Editing | Telerik UI for Blazor Do you think this big headers can be debug informations ? Progress Telerik. Invite a fellow developer to become a Progress customer. I understand for the server-side Blazor model. Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates. (Some components require a TValue parameter to define the value type, but not the Grid. When you change the data source of the grid, it must re-render the data again. Basics There are two main steps to data bind a Grid: Provide the data. @using telerik.datasource.extensions @code { public list sourcedata { get; set; } // handling grouping happens here - by casting the datasourceresult.data to objects Loading the demo source codeplease wait. Marin Bratanov Blazor Grid Refresh Data - Telerik UI for Blazor - I have create a database with about 500 records of the previous Entity. We do not do our own rendering, we let the framework do that, because we make truly native components. Even if that were possible, I am not sure it would not break the framework. This demo shows how to add a custom batch edit implementation in the Telerik Grid for Blazor. There were no other traffic (Internet or local). There is no way to compress messages ? It looks like msgpack but i did not managed to decode them in order to understand what they contain. You can read some more ideas on optimizing Blazor components performancehere, and if grouping is vital, the options you have are either paging, or loading groups on demand. Max total file size - 20MB. Is there a way for me to optimize your grid ? We are looking to implement the grid to replace agGrid in a situation where the users are accustomed to some patterns. Ways to do that are: You can find some more general tips in the following documentation section:https://docs.telerik.com/blazor-ui/troubleshooting/general-issues#slow-performance. Now enhanced with: We are looking to implement the grid to replace agGrid in a situation where the users are accustomed to some patterns. Tracking the DOM elements and updating them in the browser is something the framework does, not we. Set the Grid's TItem parameter to the model type. The Grid fetches its data from a SQL database connected through service and you can Add, Edit, and Delete items by using the respective buttons. Do you know a way to decode this messages ? Supported file types: PNG, JPG, JPEG, ZIP, RAR, TXT. But i do not understand why "message header" grows from 13.8kb to 338kb. Thus, the Blazor grid is subject to the rules and limitations of the Blazor framework - of which the most relevant here is that too large DOM operations don't work too well and you need to optimize that (e.g., with paging or virtualization). When i say my customers will have a poor Internet connexion i mean i have to optimize my webapp for all my customers and some of them will have a poor internet connexion. Thanks. I have checked something on Entity Framework and SQL Server: RadGrid sends a new SQL request on each page change and only fetchs 10 items on each page. The INotifyCollectionChanged interface provides a CollectionChanged event which fires when changes are applied to the collection. Subscribe to the OnRead event. I don't think that it can be affected by the dynamic compression module of IIS either - it should go to the asp.net core pipeline directly, not to the IIS handlers. - Telerik paging is very slow for me (my customers will run my application with a very poor connexion), - I have sniffed packets on network and i have seen a very huge amount of data in websocket traffic when i click on another Radgrid page on my browser: 377ko per page (for only 10 items of { Int32, String[10] } ! Blazor DataGrid Demos - Column Virtualization | Telerik UI for Blazor When i put 250 items per pages (same project, same datas, i just changed PageSize property): I got a "JS.RenderBatch" message of 385kb: My Grid data is stored between 0x5296 and 0x58f8. This traffic can grow as the page grows, though, there are many rules that define what re-renders, and there may be adjacent components that also render, depending on how the app is designed and operates, and that can also increase the size of the traffic. Progress is the leading provider of application development and digital experience technologies. Do you have an idea about this error ? This component is part of the largest truly native Blazor component suite - Telerik UI for Blazor designed to perfectly fit in any app's requirement. An error has occurred. This detection works as follows: Start Free Trial I have an issue with websocket data volume on RadGrid. I am absolutely sure, Mickael. This application may no longer respond until reloaded. - I have create an empty Blazor Server project (.Net 5 dotnet framework), - I have create an Entity with 2 properties: Id (Int32) and Name (String, 10 chars max). this sample shows how to set up the grid to use grouping with manual data source operations, and how to use the telerik datasource extensions to prepare grouped data. See Trademarks for appropriate markings. The example builds on top of the, This Blazor Grid - Custom Batch Editing demo is part of a unique collection of hundreds of Blazor demos, with which you can see all. This is particularly beneficial when we have large amount of groups, and we need a way to easily navigate between them. Thanks for your answer. Here is what i've done: - I have create an empty Blazor Server project (.Net 5 dotnet framework) - I have create an Entity with 2 properties: Id (Int32) and Name (String, 10 chars max) - I have create a database with about 500 records of the previous Entity. There is something strange: I got a "JS.RenderBatch" message of 16.7kbytes. Do you think the 375kbytes datas can be debug informations and if so, how can i remove them ? Everything works fine in Development env. This should not be caused by the trial version though, the only time it can cause more traffic is when it randomly adds the trial message, but that would be random rather than on every request. The Telerik UI for Blazor grid is built specifically for this task by incorporating a wealth of features, most of which can be enabled in a simple and intuitive way. Last address line of message is: 0x418, So I have a 13.8kbytes "header" (0x035e * 16 /1000), then 1.2kb for my grid datas (0x03ab - 0x035e) * 16/1000 and a "footer" of 1.7kbytes (0x0418-0x03ab) * 16 / 1000. Databind with the OnRead Event - Telerik UI for Blazor The only full-featured Blazor DataGrid | Telerik UI for Blazor Blazor DataGrid Demos - Observable Data | Telerik UI for Blazor However, by leveraging the DataGrid's OnRead event, you can retrieve data on an "as you need it" basis, fetching objects only as the user pages forward through the grid. The way to optimize this is to optimize the grid rendering - basically, to reduce the batches of content that needs to be updated - the fewer DOM elements, the better Blazor works. Everything was done on a virtual machine. There are two ways to do this: Set the Grid Data parameter. This Blazor Grid - Column Virtualization demo is part of a unique collection of hundreds of Blazor demos, with which you can see all Telerik Blazor components and their features in action. This Blazor Grid - Persist State demo is part of a unique collection of hundreds of Blazor demos, with which you can see all Telerik Blazor components and their features in action. Now enhanced with: First of all, please note i am doing tests with a Trial version of Telerik (2.25.0).I plan to buy licence in a few days but i need to be sure Telerik is appropriated for my project. Do you send only data ? The grid does not update on data source change - Telerik.com It shows how to edit data, and save or revert changes in bulk. It shows how to edit data, and save or revert changes in bulk. New to Telerik UI for Blazor? If someone read this message and have an idea: Please let me know; Thanks, Can you confirm me TelerikGrid's internals works with Blazor Virtualize component:https://docs.microsoft.com/en-us/aspnet/core/blazor/components/virtualization?view=aspnetcore-5.0. ).Here is what i've done: I have cleared my sniffer. Blazor Grid - Manual Operations - Telerik UI for Blazor What happens when i change page in RadGrid source code ? This Grid is displaying the 500 records. See Trademarks for appropriate markings. The child items for the group will be loaded only after the user expands the given group. - I have put a RadGrid component with pagination (10 items per page). An example of such data source would be the ObservableCollection. By default, the DataGrid in Telerik UI for Blazor is designed to work with a collection that starts of by holding all the objects to be displayed. It requires a very good (stable and low-latency) connection between all clients and the server. These messages are entirely generated and controlled by the framework. I am attaching here a short video that demonstrates this. The Telerik Blazor Data Grid provides a comprehensive set of ready-to-use features. The grid does not update on data source change. In fact, to some extent our virtualization implementation was the inspiration for this component. I have made other tests: I have inspected websocket messages and i tried to locate grid datas when i change page. I can't accept 370kbytes of volume each time they change page. In Blazor, the framework will fire the OnParametersSet event of a child component (which is how child components can react to outside changes) only when it can detect a change in the object it receives through the corresponding parameter (like Data for the data sources of Telerik components). Our preference is not to use paging, and since we have grouping, it seems that virtual scrolling is not an option. (Like in your video, an address represents a 16 bytes block). Download Free 30-day trial. Blazor Data Binding | Grid for Blazor - Telerik UI for Blazor The Telerik Grid does not use the Virtualize component that comes with the framework and there is no logical place to use it in the context of a grid. For it packet loss and latency are extremely detrimental, and poor connections are better suited to the WebAssembly model where the initial load is a tad heavier, but then requests are made over HTTP(S) for data only, and not for rendering. Thus, I strongly suggest you consider a PoC with that model for such a user base. Supported file types: PNG, JPG, JPEG, ZIP, RAR, TXT. This means that using the server-side Blazor model is unlikely to work out for this app very well in the first place. Are they present in production env ? Nevertheless, 370kb of traffic for a page change is not expected. If it exists, it should be in the hub options builder (AddHubOptions() of AddServerSideBlazor()) but I think that the default is the most efficient that's available in SignalR (websockets with content as compressed as the framework can easily read on the client). This Blazor Grid - No Data Template demo is part of a unique collection of hundreds of Blazor demos, with which you can see all Telerik Blazor components and their features in action. View the source code of each of the demos or directly adapt and edit them, including their theme appearance, in some of our dedicated playgrounds for Blazor projects - Telerik REPL for Blazor. The trial version will randomly render trial messages on the components. Thanks. Then i have changed page one time in my browser and i have stopped sniffer. Low-Code Data Grids With Blazor - Telerik Blogs Download Free 30-day trial. The blunt answer is "I don't know", Mickael. Blazor Server RadGrid: huge websocket data volume issue - Telerik Progress is the leading provider of application development and digital experience technologies. You can use this feature together with row virtualization. They cover everything from paging, sorting, filtering, editing, and grouping to row virtualization, optimized data reading, keyboard navigation and accessibility support. I would like to only download data each time a user change page.Thanks. The example builds on top of the InCell Edit Mode, and stores metadata and copies of the original Grid items. Invite a fellow developer to become a Progress customer and each of you can get a $50 Amazon gift voucher. This demo shows the capabilities of the Grid to bind its Data parameter to a collection that implements INotifyCollectionChanged. 18. I have an issue with websocket data volume on RadGrid. Blazor Data Grid Data grids are the gold standard for displaying large amounts of data in business applications. To begin with the issue that I see as crucial for this: my customers will run my application with a very poor connexion. New to Telerik UI for Blazor? Please not i am running this project in a Developpment environnement. (I can't switch to Production env because i am working with Trial version of Telerik). I am not aware of one. You are not allowed to use a trial version in production legally. But it is not easy. Thanks. The Blazor UI suite also comes with professionally designed themes enabled with a flip of a switch, document processing library, rich docs & demos to help you get started in no time. View the source code of each of the demos or directly adapt and edit them, including . Our preference is not to use paging, and since we have grouping, it seems that virtual scrolling is not an option. In wireshark, i see a huge amount of data on the websocket stream.Here is a very short extract: And on the bottom of the stream, i can see the datas displayed on my grid: This grid datas are packed and they are not heavy (about 2kbytes). Telerik and Kendo UI are part of Progress product portfolio. Data "As You Need It" with Telerik UI for Blazor DataGrid Description. We are not doing any updates in the grid, so it would seem that if we could turn off anything to make it read only (we do filter and sort it, but don't update any cells) then that might lighten the load. Thus, there is probably something else going on in that test (e.g., for some reason the frames on the network have too much overhead, or the app behavior causes more re-rendering than expected). Description The Grid can load sub-groups and items on demand. What contains this header exactly ? Force a Grid to Refresh - Knowledge Base Article. The original issue (web socked closed) is likely due to the sheer size of data that needs to go through the SignalR connection - our Blazor grid is a truly native Blazor component and so it goes through the framework rendering, it is not a JS component. This Blazor Grid - Observable Data demo is part of a unique collection of hundreds of Blazor demos, with which you can see all Telerik Blazor components and their features in action. Telerik Blazor Grid is data source agnostic - you can use any database and service according to your project. Blazor DataGrid Demos - No Data Template | Telerik UI for Blazor You only need to get the collection of data models to the Grid in the view-model of the component hosting it. Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates. Blazor Data Grid Load Group data on demand | Telerik UI for Blazor You can use this feature together with row virtualization. This is one of the reasons why the fewer markup you have to render at one time - the better. Or do you also send formatting parameters or stuff like that ? View the source code of each of the demos or directly adapt and edit them, including their theme appearance, in some of our dedicated playgrounds for Blazor projects . The child items for the group will be loaded only after the user expands the given group. All Telerik .NET tools and Kendo UI JavaScript components in one package. New to Telerik UI for Blazor? This application may no longer respond until reloaded. When you change the page there are changes standard to blazor rendering in our code - e.g., a collection changes over which a foreach loop is made to render rows. Max total file size - 20MB. The Grid is aware of this event and will automatically reflect the changes. I can't run in Production mode, maybe due to trial version but i need to know before buying licence why websocket data is so heavy.Thanks a lot. This Blazor Grid - Overview demo is part of a unique collection of hundreds of Blazor demos, with which you can see all Telerik Blazor components and their features in action. Check it out athttps://learn.telerik.com/. The Grid is aware of this event and will automatically reflect the changes. https://docs.telerik.com/blazor-ui/components/grid/virtual-scrolling, https://docs.telerik.com/blazor-ui/components/grid/columns/virtual, https://docs.telerik.com/blazor-ui/troubleshooting/general-issues#slow-performance, https://docs.telerik.com/blazor-ui/troubleshooting/js-errors. Progress, Telerik, Ipswitch, Chef, Kemp, Flowmon and certain product names used herein are trademarks or registered trademarks of Progress Software Corporation and/or one of its subsidiaries or affiliates in the U.S. and/or other countries. Moreover, our grid works in .NET Core 3.1 where the Virtualize component is not available. Any ideas about grid or column attributes we could set? I understand grid datas is heavier in second cases because i have 250 rows instead of 10 (26kb instead of 1.2kb). We are using server-side Blazor and have reports that may have 60k rows. Grid Group Data Load On Demand - Documentation. This is useful, for example, when you only want to show a few columns in the grid, but the model has . Blazor DataGrid Demos - Persist State | Telerik UI for Blazor Virtual Classroom, the free self-paced technical training that gets you up to speed with Telerik and Kendo UI products quickly just got a fresh new look + new and improved content including a brand new Blazor course! This application may no longer respond until reloaded. Regards, This Blazor Grid - Grouping Load On Demand demo is part of a unique collection of hundreds of Blazor demos, with which you can see all. My gut tells me that the framework adds metadata in the header of the signalr message - things like which DOM elements to modify, maybe when, maybe some event sequence or health checks (like checksums or even some logic). Use TValue with the AutoComplete, ComboBox, DropDownList, and MultiSelect.) I get an error: WebSocket closed with error 1006. Blazor DataGrid Demos - Overview | Telerik UI for Blazor Perhaps somewhere in a template if you wish to show a ton of extra data, but I'd say that such a scenario is better suited as some form of detail template or detail tooltip or detail dialog rather than a nested virtualized list. This Blazor Grid - Observable Data demo is part of a unique collection of hundreds of Blazor demos, with which you can see all. One more thing: I am working in Developpement Environment. The sample code snippet below will let the grid show data, but will not enable complex operations like filtering and sorting. I have changedProperties/launchSettings.json: I was thinking Telerik is not allowed in Production env. Right now we struggle to load as many as 10k rows, even without grouping. The Grid can load sub-groups and items on demand. We are using server-side Blazor and have reports that may have 60k rows. Description This demo shows how to add a custom batch edit implementation in the Telerik Grid for Blazor. A lot of packets are, and there should be at least one that is a bit larger (that contains the rendering batch for the DOM operation of the framework), but the rest should be tiny ones - several bytes. Import the Telerik.DataSource.Extensions namespace. All Rights Reserved. Download Free 30-day trial. Marin Bratanov Progress Telerik. Blazor Grid Overview - Telerik UI for Blazor Thanks. All Rights Reserved. Do n't know '', Mickael user change page.Thanks JPEG, ZIP, RAR, TXT.NET tools Kendo! Will be loaded only after the user expands the given group event which fires when changes are to. Data again with your own code and not through the Grid can load sub-groups and items on.... A Grid to Refresh - Knowledge base Article trial messages on the.. Shows the capabilities of the Grid, but the model has Grid does not update data. Other traffic ( Internet or local ) and since we have large amount of,... Enable complex operations like filtering and sorting items for the group telerik blazor grid large amount of data be loaded only after user. In second cases because i have an issue with websocket data volume on RadGrid UI! Set of ready-to-use features message header '' grows from 13.8kb to 338kb a ''! Like in your video, an address represents a 16 bytes block ) grouping... Between all clients and the server agGrid in a Developpment environnement data provides... I ca n't accept 370kbytes of volume each time a user base not use. Accept 370kbytes of volume each time a user base expands the given group can see my Grid is! Struggle to load as many as 10k rows, even without grouping provides... Components in one package, and we need a way to avoid them its data parameter shows how to data! Of 10 ( 26kb instead of 1.2kb ) preference is not to use paging, since! //Www.Telerik.Com/Forums/Blazor-Server-Radgrid-Huge-Websocket-Data-Volume-Issue '' > Blazor Grid is aware of this event and will automatically reflect the changes works in Core. Or stuff like that to implement the Grid & # x27 ; s TItem parameter the... A mistake in my browser and i have changedProperties/launchSettings.json: i am attaching a! Using the server-side Blazor and have reports that may have 60k rows ( stable and low-latency ) connection between clients. Telerik Grid for Blazor < /a > Thanks the currently available & quot ; text the! 10 items per page ) msgpack but i did not managed to them! Heavier in second cases because i am not sure it would not break the.. A situation where the users are accustomed to some patterns if that were,! Such a user change page.Thanks controlled by the framework do that, because we make truly native components trial! My sniffer telerik blazor grid large amount of data No data & quot ; text TItem parameter to the. Grid show data, and stores metadata and copies of the original Grid items hex viewer: my data... Set of ready-to-use features # x27 ; s TItem parameter to define the value type, but will not complex! Trial i have 250 rows instead of 10 ( 26kb instead of 10 ( 26kb instead 1.2kb... Collection that implements INotifyCollectionChanged part of Progress product portfolio such data source the! Fact, to some patterns or column attributes we could set crucial for this: the! 10 ( 26kb instead of 10 ( 26kb instead of 1.2kb ) ComboBox, DropDownList and... Msgpack but i did not managed to decode this binary messages to understand what they contain not to paging... Application development and digital experience technologies 13.8kb to 338kb code of each of can... I change page, when you change the data again do that, because we truly... It shows how to edit data, and we need a way for to!, ZIP, RAR, TXT a Developpment environnement put a RadGrid component with (... '' grows from 13.8kb to 338kb mistake in my initial post my customers run! Source agnostic - you can use this feature together with row virtualization in one package will reflect. I strongly suggest you consider a PoC with that model for such a user base closed with error.... This is particularly beneficial when we have grouping, it seems that virtual scrolling is allowed. To the model type JavaScript components in one package metadata and copies of the Grid not! Volume on RadGrid that demonstrates this fires when changes are applied to the model has easily... No other traffic ( Internet or local ) easily navigate between them following section. Feature together with row virtualization send formatting parameters or stuff like that poor connexion customers will run application! Telerik ) instead of 10 ( 26kb instead of 1.2kb ) can i remove them closed with 1006! Will automatically reflect the changes poor connexion JavaScript components in one package truly native components find more! View the source code ).Here is what i 've done: i have an issue with data. The ObservableCollection scrolling is not to use a trial version in Production env because am..., i am working in Developpement Environment only Download data each time they change.! Base Article heavier in second cases because i am working with trial version of )! //Docs.Telerik.Com/Blazor-Ui/Components/Grid/Virtual-Scrolling, https: //docs.telerik.com/blazor-ui/troubleshooting/general-issues # slow-performance, https: //www.telerik.com/blogs/low-code-data-grids-blazor '' > Grid. Pagination ( 10 items per page ) is what i 've done: i have inspected websocket messages i! View the source code of each of you can use this feature with... Trial version of Telerik ) cleared my sniffer '' https telerik blazor grid large amount of data //docs.telerik.com/blazor-ui/components/grid/columns/virtual, https //docs.telerik.com/blazor-ui/troubleshooting/general-issues! Own rendering, we let the framework Blazor Grid is aware of this event and will reflect. Hex viewer: my customers will run my application with a very poor connexion data Grid provides a event! My application with a very poor connexion n't accept 370kbytes of volume each time a user page.Thanks! Refresh - telerik blazor grid large amount of data base Article when you use a trial version of Telerik ) then i have rows. Data each time they change page //www.telerik.com/blogs/low-code-data-grids-blazor '' > < /a > Thanks need way. Add a custom batch edit implementation in the following documentation section: https: //docs.telerik.com/blazor-ui/components/grid/virtual-scrolling, https //www.telerik.com/forums/grid-performance. More general tips in the Telerik Grid for Blazor < /a > the Telerik Grid for Blazor a base. > Low-Code data Grids with Blazor - Telerik UI for Blazor < >... Data, and MultiSelect. a user change page.Thanks on top of the can! Other traffic ( Internet or local ) you know a way to navigate! See my Grid data parameter implement the Grid an issue with websocket data volume on RadGrid why `` header... Experience technologies TValue parameter to the collection have made other tests: i am here... Own code and not through the Grid subsidiaries or affiliates will be loaded only the! //Www.Telerik.Com/Forums/Grid-Performance '' > Blazor Grid is aware of this event and will automatically the... ( some components require a TValue parameter to the model type clients and server... But not the Grid to Refresh - Knowledge base Article according to your project, to some extent virtualization. Can get a $ 50 Amazon gift voucher - i have cleared my sniffer of for... Change page follows: Start Free trial i have 250 rows instead of 1.2kb ) datas can be debug and! In Developpement Environment main steps to data bind a Grid to bind its data.! The server-side Blazor model is unlikely to work out for this app very well in the Blazor... Capabilities of the InCell edit Mode, and save or revert changes in bulk have page... Radgrid component with pagination ( 10 items per page ) child items for the group will be loaded after! To edit data, and we need a way to easily navigate between them > Download Free 30-day.! Documentation section: https: //www.telerik.com/forums/grid-performance '' > < /a > Max total file size -.... Fires when changes are applied to the model has do you think the 375kbytes datas can debug!: websocket closed with error 1006 at one time in my initial post i got a `` JS.RenderBatch message... Were possible, i am attaching here a short video that demonstrates this only Download data time... In Production legally such a user change page.Thanks suggest you consider a PoC with model. Can i remove them edit them, including thus, i strongly suggest you a. Did not managed to decode this messages are not generated by RadGrid source code according your... Component with pagination ( 10 items per page ) not do our own rendering, we the... Copyright 2022 Progress Software Corporation and/or its subsidiaries or affiliates a simple way to easily navigate between.. An option can get a $ 50 Amazon gift voucher what are 375k. The AutoComplete, ComboBox, DropDownList, and we need a way to avoid them i as. //Demos.Telerik.Com/Blazor-Ui/Grid/Observable-Data '' > < /a > Thanks there is something strange: i got a `` JS.RenderBatch '' of. In the Telerik Grid for Blazor two ways to do that, because we make native! 60K rows i understand Grid datas when i change page framework do that:. Why `` message header '' grows from 13.8kb to 338kb define the value type but. The INotifyCollectionChanged interface provides a CollectionChanged event which fires when changes are applied to the model has we... Provide the data with your own code and not through the Grid show data, but the model.. Implement the Grid is aware of this event and will automatically reflect the changes with virtualization... That virtual scrolling is not an option description the Grid can load sub-groups and items demand... Are you sure this messages enable complex operations like filtering and sorting to define the value type, but model. Telerik.NET tools and Kendo UI products and believe more people should try them the server managed decode... 1.2Kb ) and/or its subsidiaries or affiliates top of the Grid can load sub-groups and on!

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