Data about Data Warehouse, refers to the data source definition, target definition, transformation rules and other related key data generated in the process of data warehouse construction. The metadata also contains business information about the meaning of the data, all of which should be properly preserved and managed well. It is convenient for the development and use of data Warehouse.Data about data that is used to construct, maintain, manage, and
Metadata return
Mo Huafeng
Cloud storage service is an important part of cloud computing. Technically, cloud storage is a large-scale distributed online storage. Cloud storage is a special type of shared storage. As a service that provides storage resources, cloud storage must ensure that the data stored by users is reliable and never lost. At the same time, cloud storage must be online in real time, and any downtime will cause losses to users. There
Original address
I. Definition of metadata
According to the traditional definition, metadata (Metadata) is data about data. In the Data warehouse system, metadata can help data warehouse administrators and developers of data warehouses to easily find the data they care about; met
ASP. NET MVC Model metadata (v) prefaceIn the previous article we described the various feature classes used for display control above the model, and in this article we will describe the application of these feature classes in detail, although they are not very straightforward with the model metadata, but we can use them to control the display of the runtime during the coding phase.ModelMeta Data
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Servicemodel metadata utility is used to generate service model code based on metadata documents and metadata documents based on service model code.
I,Svcutil.exe
The servicemodel metadata utility can be found in the installation location of the Windows SDK. The specif
ASP. NET MVC model metadata (IV)PrefaceThe previous space explains the model metadata generation process, and does not have a detailed explanation of the internal and model metadata data structures of the model metadata generation process. After reading this article will have a clearer understanding of the model
Today we continue the WCF distributed development step for Win (3) WCF service Metadata Exchange, configuration, and programming development learning. Through the previous two sections of learning, we understand the basic concepts of WCF distributed development and the complete development and configuration process of custom hosted hosting services. Today we will learn more about the WCF service metadata Ex
In the previous introduction we have mentioned that the Modelmetadata object representing the model metadata is ultimately provided through a component named Modelmetadataprovider. Next we focus on the model metadata delivery mechanism based on Modelmetadataprovider and its extension.
First, Modelmetadataprovider
In the ASP.net MVC model metadata-related applic
Understanding of metadata and self-description in C #
The following information is taken from msdn, which provides a good answer to what metadata includes, how it is organized and managed in metadata, and, why does metadata belong to the "self-description type.
Metadata Over
One of the latest trends in programming, especially in Java programming, is the use of meta data. Simply put, metadata is data about data. Metadata can be used to create documents, track dependencies in code, and even perform basic compile-time checks. Many metadata tools, such as XDoclet (see Resources), add these features to the core Java language and temporari
ASP. NET MVC model metadata (IV)PrefaceThe previous space explains the model metadata generation process, and does not have a detailed explanation of the internal and model metadata data structures of the model metadata generation process. After reading this article will have a clearer understanding of the model
Non-management is the private cloud and public cloud, especially the public cloud, when the virtual machine is created, the user needs to configure the virtual machines, such as: Host name (hostname), key, service, etc., in OpenStack, these configuration information is divided into two categories: metadata and user data. Metadata mainly includes some common properties of the virtual machine itself, such as
ASP. NET MVC model metadata (I.) prefaceWhen I was a beginner, the concept of model metadata was vague, or in the brain does not have a model of it, as a small white I go to see some articles on the Internet or two eyes a black what can not understand, and then I want to retreat, I flinched to skip this part to learn the other, in the process do not have the spirit, Just like there is a thorn in the heart,
OverviewPrograms that are now developed on the. NET platform are compiled with IL code, resources, assembly manifests, and type metadata. We know that the IL code is the code we write, the resource is the picture file, XML file, and other files, but not clear is the meta-data (in this case the assembly list is metadata), this blog is mainly about the understanding of metadata.What is meta data? What is met
Label:Last night on-line, but found a DDL statement has not been effective for a long time Check processlist, found numerous query hints including DDL statements "waiting for table metadata lock" The only query that does not have the hint is a full-table query, and the time item has the largest value. Kill the thread for the query, and the subsequent DDL statements are normal. I have always heard that metadata
[24th back: Understanding metadata and IL (I)], we have made necessary preparations for the relationship between these concepts and metadata and IL in PE files, assembly, and hosting modules, at the same time, I am familiar with the basic method cognition of decompilation with ildasm tool. Next I will learn about metadata and IL. Let's continue.
I have been talki
3.4 define the object of the Repository: Subject and metadata
Most business data is multidimensional. Therefore, the method used to collect and represent more than three dimensions cannot be used in business database design. A new method must be provided to express multidimensional data. There are currently two popular methods. One is the object-oriented method, which abstracts business data into objects and expresses these objects using object model
After Contronoller is activated, asp.net mvc gets the name of the target action based on the current request context, and then parses the corresponding method and executes it. In the execution of the whole action method, the analysis of model metadata is a very important link. asp.net MVC model actually view model, which represents the final binding to the view of the data, and the model metadata describes
Flyweight is the most lightweight in boxing, that is, "Fly magnitude", which is translated by some authors as "Yu magnitude ". Here, the "share mode" is used to better reflect the intention of the mode.
The metadata mode supports a large number of fine-grained objects efficiently in a shared manner. The key to enabling shared object sharing is to differentiate the Internal State and External State ). The internal state is stored inside the object and
View metadata management by two instances
Posted by admin on 11月 24th, 2007. Filed in 技术-->
Designing a Bi system inevitably involves dealing with metadata, but sometimes people cannot feel it. For example, to understand the database structure, you do not need to view it from the system table. You may only need a document, command, or database administration tool to view it; however, if you want to devel
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