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Knowledgebase : RadarCube ASP.NET Direct
     
This article applies to: * RadarCube ASP.NET Direct * RadarCube ASP.NET for MS Analysis This means ASP.NET is not authorized the write access to the "_...\Temp\_" folder. To grant it, right-click the "_...\Temp\_" folder in the Explorer, choo...
This error most likely has to do with how you set the DataSourceID (DataSource) property in design time. This can be set to a DataSet object or a type, and this is where the mistake can come from. If you set it to a DataSet object (not type) then this ...
To overcome this, you should do the following: * Adding the following directive to your page: * Delete and then add once again the component TOLAPCube to the web-page.
If you receive this error while trying to deploy your ASP.NET RIA control application, make sure you did the following things: 1. ADJUST THE CONTENT EXPIRATION SETTING You should adjust the content expiration setting to 1 minute. The following p...
It often happens that databases hold data in the format that is convenient for storing but not for a user. To let data easily convert from one format to another the TOLAPCube supports _calculated fields_. A _calculated field_ is the one whose value is ...
The context filters first appeared in the 1.17 version. There are four types of the context filters available: * Member caption filters (Show only those members, whose captions starts with "N", for example). * Date filters (Show only the data...
Prelude Recently one of our regular customers called our tech support complaining of the Direct-version's slow performance: an OLAP-slice of a thousand rows and a few columns took several minutes to get calculated. After analyzing the test database a...
In the 2.02 version in RIA controls you are now able to edit the context menu of the Grid and Chart cells. You can do that by handling the OnShowContextMenu and OnContextMenuClick events of the RiaOLAPGrid or RiaOLAPChart controls. The first one ...
One of the essential issues that characterize any software is its customization ability, or, in other words, the means to adjust its settings for the needs of an end-user. The possibility to adjust the settings is crucial for such products as the NET-c...
This article discusses customizing HTML OLAP GRID contents. Read the article on the RIA OLAP GRID customization here [1]. This article applies to: * RadarCube ASP.NET Direct * RadarCube ASP.NET for MS Analysis ------------------------- Basi...
This article discusses customizing HTML OLAP GRID toolbox. Read the article on the RIA OLAP GRID toolbox customization here [1]. Among the RadarCube components there's a Toolbox control that provides a user an easy access to such often-used functio...
Beginning with RadarCubeASP.NET Ver. 1.28/1.10 there appeared two new auxiliary controls - _TCubeStructureTree_ and _TPivotPanel_ - that allow a more flexible tuning of the pivot-panels layout. The earlier versions permitted the user to switch on or...
This article discusses customizing RIA OLAP CONTROL'S toolbox. Read the article on the HTML OLAP GRID toolbox customization here [1]. You can add your own buttons, specifying their appearance, tooltip, the way of handling the pressing event, includ...
STEP 1. DEFINING A FACT TABLE In data warehousing, a fact table consists of the "measures", or "facts" of a business process. It is often located at the centre of a star or snowflake schemas, surrounded by dimension tables. Fact tables provide the...
RadarCube for all platforms exists in two editions: Direct (sometimes also referred to as Desktop edition because it assumes working on a desktop computer) and MSAS (because of the MS Analysis Services OLAP server this edition connects to). This articl...
All RadarCube products are subjects to Developer License. This means you have to obtain a License for every developer working with the Software, since under the terms of this License only one developer is permitted to work with the product. So, if you ...
Beginning with the version 2.20, RadarCube for ASP.NET supports the attributes of hierarchy members - that is, allows displaying in the Grid additional information about them. Typically, the attributes display the contents of the table fields of the...
This article applies for: * RadarCube ASP.NET for MSAS * RadarCube ASP.NET Direct * RadarCube Winforms for MSAS * RadarCube Winforms Desktop ------------------------- You can install RadarCube into any Microsoft development environment sup...
It's easy to localize RadarCube: just open the page at http://www.radar-soft.com/localization/RadarCubeNet.aspx [1] and check, update and translate, where needed, the string resources into the language you want. After that you'll get the file containin...
This article applies to: * RadarCube ASP.NET Direct * RadarCube ASP.NET for MS Analysis ------------------------- a) Place the Dundas _Chart_ control to the web page. b) Handle the Chart's _PreRender_ and _Callback_ events with a code like th...
This article applies to: * RadarCube ASP.NET Direct * RadarCube ASP.NET for MS Analysis ------------------------- a) Place the ChartFX _Chart_ control to the web page. b) Handle the Chart's _PreRender_ and _UserCallback_ events with a code li...
This article applies to: * RadarCube ASP.NET Direct * RadarCube ASP.NET for MS Analysis ------------------------- a) Place a _RadAjaxPanel_ control to the web page and insert a Telerik _RadChart_ control into it. b) Handle the _RadChart.PreRen...
To use RadarCube in the WebParts mode, just put the WebPartsZone component on the web-form, and then place the TOLAPGrid component inside it. You can change the TOLAPGrid.Description and TOLAPGrid.Title properties to tune the WebPart interface creat...
ABSTRACT Here is the description of the different ways of initial Grid loading, as well as the methods of program control over hierarchies and measures layout, drilling and cell sorting. PROGRAM CONTROL OVER THE CUBE ELEMENTS LAYOUT It is convenie...
Some actions which are performed by the HTML OLAP Grid/Chart toolbox can be initialized using JavaScript functions of the OLAP controls. This can be used when creating your own toolbox consisting of ASP.NET controls. Access to the API functions is pro...
LICENSES If you're about to buy RadarCube for any platform (ASP.NET, Windows Forms, WPF, VCL) there are three types of licenses to choose from. These are the DEVELOPER, SITE and ENTERPRISE licenses. So what is the difference between them and how to ch...
All operations, fulfilled in the _RadarCube library_, deal with hierarchy members represented by the TMember objects. Thus, locating a hierarchy member is one of the important tasks for a programmer to solve. The speed of this operation and the searchi...
UPGRADE FROM RADARCUBE ASP.NET 1.X TO 2.0 * Target your web-site to use the NET Framework 3.5. Delete, if necessary, the reference to the Microsoft AJAX Extensions assembly of 1.x version (since NET Framework 3.5 already has that assembly). * Dele...
In September, 2010 we did integration of OLAP Grid and OLAP Chart products into a single product that contains both OLAP Grid and OLAP Chart. We did it for both RadarCube ASP.NET and RadarCube Windows Forms. The integrated products are called simply Ra...
This article applies to: * RadarCube ASP.NET Direct ------------------------- It not a rare case when we need to create the _Cube_ in run time rather than in design time. This article will explain you just how do that. When creating the _Cub...
This article applies to: * RadarCube ASP.NET Direct ------------------------- HOW TO PROVIDE THE CUBE WITH A DATA SOURCE. Before you start defining the Cube structure in "Cube Editor", you must tell the Cube where it can find the data schema. F...
This article applies to: * RadarCube ASP.NET Direct ------------------------- This article describes how to boost cube performance in your ASP.NET application. There are four possible reasons why your application may slow down while opening t...
This article applies to: * RadarCube ASP.NET Direct ------------------------- This article applies to: RadarCube ASP.NET Direct This simple article shows how to make the cube use an IDataReader interface to retrieve the cube data. Let assume ...
This article applies to: * RadarCube ASP.NET Direct ------------------------- Here's a short guide how to start a new ASP.NET web application using RadarCube ASP.NET Direct components. Once you have installed the library you have at least two...
This article discusses customizing RIA OLAP GRID contents. Read the article on the HTML OLAP GRID customization here [1]. Formatting Cells in the Data Area [2] Conditional Filling [3] Explore the Cell [4] Placing images into cells [5] Setting...
PLACING THE RIACHART CONTROL ON THE WEB PAGE * Place the SCRIPTMANAGER control on the web page. * From the RADARSOFT ESSENTIAL PACK tab in the Toolbox select the RIACHART control and drag it to your web page. Another way is to convert the Chart c...
PLACING THE RIAGRIDVIEW CONTROL ON THE WEB PAGE * Place the ScriptManager control on the web page. * From the RadarSoft Essential Pack tab in the Toolbox select the RiaGridView control and drag it to your web page. Another way is to convert the G...
All RadarCube versions (WinForms, ASP.NET & VCL) share the same principle of saving its data that allows both saving and later restoring of: * The Grid or the Chart state (pivot-panels, drilling, sorting, filtering, grouping and so on) * Current vis...
THE PRINCIPLES OF OPERATION Our Silverlight OLAP Control is a "double" control, the first part of which is in the Silverlight application and is responsible for visualization, and the second - the invisible one - is on the ASP.NET page and is respons...
The _SNOWFLAKE SCHEMA_ is a kind of the star schema warehouse model, but a more complex one in comparison to a typical star schema. Graphical representation of the schema resembles a snowflake, hence the name. Snowflake schemas normalize dimensions ...
The star schema is the simplest data warehouse schema. It is called a star schema because its diagram resembles a star: the center (one or more fact tables) is directly joined to its points - the dimension tables. ...
ASP.NET RIA OLAP controls use Silverlight application as client side. It allows you to visualize OLAP data with maximal efficiency. Thus, RIA controls are much more flexible in setting the visual part of the OLAP-report. This article discusses the most...
The visual settings in the RiaOLAPGrid and RiaOLAPChart are tuned in the same way. THE TUNE OLAP GRID WINDOW To call dialogue window for adjusting visual settings of the component both in RiaOLAPGrid and in RiaOLAPChart, you need to select the Tune...
As you can learn from our site, RadarCube allows displaying an OLAP-slice on the web page in as many as tree ways: * with a standard DHTML markup, * with a Silverlight application embedded into an ASP.NET control (ASP.NET Ria technology [1], as ...
INTRODUCTION The visual OLAP-analysis is an advanced technology that creates graphical OLAP-data slices suitable for visual manipulation of data to reveal "hotspots", hidden interrelation between different kinds of data and form graphical reports. ...
Rich Internet Applications (RIA), also referred to as Rich Web Clients, Rich Web Applications, Rich Client Applications, are web applications that have the features and functionality of traditional desktop applications. RIAs is typically a stateful cl...
While the whole world is constantly moving towards the web-based applications we are not standing still. And we are glad and proud to offer the new major release of our ASP.NET controls: RadarCube ASP.NET RIA controls. These are web-based ASP.NET OLAP...
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