SQL Server 2000 introduces extended attributes that can be defined on various database objects. These extended attributes can be used to store application or site-specific information related to database objects. Because the attribute is stored in
InPreviousArticle...Understand the principle and structure of extended attributes. In fact, both its internal structure and philosophy are related toDependency attributeBasically the same, you can also learn about the principles of dependency
Schemaexplorer
Allow us to obtain information about some objects in the database. If you are using
SQL Server2000
Database, you can get a lot of useful information about objects through extended attributes. For example:
SQL Server
An
1. What is extended attributes?
Many ORM frameworks support such operations. Take the table in section 1 as an example,
The Subject objects such as TeacherID are usually used in this way.
Subject subject = Subject.FindByID(1);
In SQL server 2000, microsoft added extended attributes to help you define and operate user-defined attributes on multiple database objects. You can use these user-defined attributes to add metadata to your database. You can use system stored
Xattrs provides a mechanism for permanently associating key/value pairs to files, allowing existing file systems to support functionality not provided in the original design. Extended attributes are unknown to file systems and
Recently in C # write a WinForm program that creates Excel and exports the data to Excel.Let me connect to OLE DB extended properties (extended attributes) of Excel Hdr=yes; Imex=2 has a deep understanding! Values for the number of parameters of HDR:
The extended attributes in sqlserver help are described as follows:The extended properties property sets or retrieves provider-specific connection information that cannot be explicitly described through the property mechanic.You can perform the
Data dictionary is a good thing, for development, maintenance is very important.However, it is not convenient to write descriptive narration in SQL Server, how to simplify and add changes to the extended attributes in batches?It would be nice to add
Flat the extended attributes of the form for customer requirement changes, and flat the demand change form
The customer is always right! Customers' needs are always changing!
The Requirement Description document has been written in detail, and the
Http://hi.baidu.com/lgx8280998/blog/item/5a3f4734e46592305ab5f544.html
/Files/zuiyirenjian/cass shp .7z
The conversion of land survey attributes is different from that of parcel attributes, which can be output in an EXCEL table. For details about
Data dictionary is a good thing, for development, maintenance is very important.However, it is not convenient to write the description in SQL Server, how to simplify and add the modified extended attributes in bulk?It would be nice to add 2 tables
Recently in C # write a WinForm program that creates Excel and exports the data to Excel.Let me connect to OLE DB extended properties (extended attributes) of Excel Hdr=yes; Imex=2 has a deep understanding! Value of the parameter HDR:Hdr=yes, this
The concept of default and Extended properties available with the PowerShell Active Directory cmdlets is defined inActive Directory:powershell AD Module Properties. The PowerShell Get-aduser cmdlet supports the default and extended properties in the
One, extended propertiesProcessing: A foreign key relationship will be codenamed information processing into the original text, so that users can read (rough explanation)Leveraging extended Attributessuch as: The National column in the info table
The extended attributes in SqlServer help are described as follows:The Extended Properties property sets or retrieves provider-specific connection information that cannot be explicitly described through the property mechanic.You can perform the
For more information about SqlServer extension attributes, see
For more information about SqlServer extension attributes, see
The extended attributes in SqlServer help are described as follows:The Extended Properties property sets or retrieves
This design document was written in March to attend the company's R & D summit. I was confident, but I was not shortlisted. Now I think it is useless, so I will post it and look forward to communicating with park friends.
The document is a little
XMPP does not support group chat with many localized services,
Solve the problem by developing plug-ins for openfire:
Message extension:
Message videomsg = new message ();Videochatrtp videoxml = new videochatrtp ();// Extension typeVideoxml.
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