information schema columns sql

This article demonstrates how to retrieve database schema information using the getoledbschematable method of the OleDbConnection object in ADO. Schema information in the data source includes the database or directories that can be obtained from the

Document directory Getoledbschematable method of oledbconnection object Example of creating a list of tables in a database Example of creating a retrieval table Architecture Example of creating a column listing a table Example of creating a

If we want to know what the user and schema are like in the database, let's first look at what the user and schema are in the database.        in SQL Server2000, there is always a hidden relationship between user and schema due to the architectural

Schema Vs. UserTechnically, a schema is a collection of database objects owned by a specific user. Those objects include tables, indexes, views, stored procedures, etc. In Oracle, a schema requires a user to be created. But you can create a user

ado| Schema | data | Database use Ado.net to get database schema information Autumn Maple 2004-7-3 At the time of development, it is sometimes necessary to obtain database schema information to get some other information about the database, such

For example: We import a customer's information, we know that the customer's name is Zhangshan, we want to know, in our business database (Eg:northwind), which of the data tables which fields set the name value Zhangshan, through the following SQL,

Introduction to meta-data The most common definition of metadata (metadata) is "structural data about data," or, more simply, "information about data," which can be viewed as metadata in everyday life, such as illustrations, library catalogs, and

Introduction: There is a computed in Microsoft SQL Server Columns columns. The value of this column is computed by an expression that refers to the value of the other columns of the same table. For example, there is a servicelog table containing

This article explores the built-in XML support in SQL Server 2005. Describes how this support integrates with client programming supported by the. NET framework V2.0 and native code, such as OLE DB and SQLXML. First, Introduction Extensible Markup

Introduction: When you add a TableAdapter to a typed dataset (Typed DataSet), the schema of the corresponding DataTable is already defined by the TableAdapter main query. For example, if the main query returns a, b,c these 3 domains, then The