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Questions tagged [data-virtualization]

For development issues associated with usage of enterprise data virtualization tools (Tibco DV, Denodo, Informatica DV, etc.)

Data virtualization is any approach to data management that allows an application to retrieve and manipulate data without requiring technical details about the data, such as how it is formatted or where it is physically located.

https://en.wikipedia.org/wiki/Data_virtualization

http://www.compositesw.com/data-virtualization/

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DataVirt Error "MSC000001: Failed to start service jboss.web.deployment.default-host Start Exception in service jboss.web.development.default-host./"

I am trying to deploy JBoss DataVirt on a Linux site. The standalone.sh script works until it gets to the "$JAVA" JVM_OPTVERSION command after the moves of the logs to backup files. I get the error: MSC000001: Failed to start service…
PyNerd
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Extending Pagination from OData Translator to Web Services Translator

I am trying to extend the Web Services translator to have pagination like that of the OData translator, which uses the $top variable to choose the top number of results to choose, and $skip variable to choose how many results to jump over. Even…
PyNerd
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Authentication fail using LDAP Login Module for Teiid VDB Data Virtualization

we are currently running into issues when configuring LDAP authentication for a deployed VDB, we would like to enter our active directory username and password when authenticating. We have successful configured LDAP authentication for admin console,…
Mike Brown
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How to change ListViewItem placeholder color in UWP?

For my UWP application I am using Random access data virtualization with a ListView. My problem is, that for the content for this particular ListView the placeholders need to be white. In the documentation under Remarks there seem to the resource…
alisheikh
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Integrating / Transforming data from different / disparate sources without storing it

I have a usecase. I want to Integrate / Transform data from different / disparate sources without storing it. Data sources are database(oracle,db2,etc), Webservice(Rest/Soap), Flat files(CSV, XML, JSON), MQ dumps, mainframe systems. I want to pull…
Sadique
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SQL Server Linked server for data federation

I am familiar with SQL server as a product and want to use this to do data federation across a wide range of data sources that can be accessed trough linked servers. My data volumes are rather limited. However I am interested how would this approach…
OverflowStack
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Get Items using webservice call

I am trying to retrieve a list of values from a Data Virtualization view using webservices in JQuery. This is what I have upto now and I am getting from alert(xhr.error). Can any of you help me with any obvious things that I may be overlooking?…
SharePointDummy
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How to create a combobox supporting data virtualization in wpf?

I'm looking for a simple way to add data-virtualization support to WPF ComboBox? How can I achieve that? I tried to plug different collections to the ItemsSource property: - https://www.codeproject.com/Articles/34405/WPF-Data-Virtualization -…
user7607385
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Virtualizing Data in Windows Phone 7: An example

In Windows Phone a ListBox support the virtualization of the data, that means it can only load the data needed and not everything. Peter Torr explains the interface you need to implement. The short version is that you have to create both a method…
user284437
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WPF Listbox UI virtualisation not working

Basic listbox template
Rohith Nair
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Problems Setting FlipView Items source using Data Virtualization

This is a follow up from my previous question (UWP Problems Setting GridView Items source using x:Bind). In that case I was using the random access file data source from Mirosoft's Data virtualization sample and the grid was never being populated.…
SheriSteeves
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WPF DataGrid loses virtualization when sorted by specific columns

I am using a WPF DataGrid that is bound to a custom ItemsSource that implements IList (and NOT IEnumerable). The custom ItemsSource performs data virtualization and only loads pages of items as needed. MyDataGrid actually inherits from DataGrid…
Jeff Burdek
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Virtualizing DataGrid over ListCollectionView

I am using a ListCollectionView over a custom list which provides read access to a particular database table. Below is the definition of the custom list. class MaterialCollection : IList { #region Fields private Object syncRoot; private…
Yiyuan Lee
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Combobox Virtualization issue

I have a strange issue as in combobox style when i made virutalzation true, i have a checked Combobox to check all the checkboxes in the combobox items. in ItemsPanel property, i've made some custom styling with VirtualizingStackPanel as…
Mayur Paghdal
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How do I create a custom (flat) collection which includes grouping?

I'm working with the WPF DataGrid and .Net 4.5 and I'm trying to roll my own data virtualization container for a large collection. I've been all over the web and found many helpful examples of how to implement data virtualization, but in every…
millejos
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