information schema columns sql

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C # uses GetOleDbSchemaTable to retrieve schema information (tables, columns, primary keys, and so on)

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

C # Use getoledbschematable to retrieve schema information (tables, columns, primary keys, etc.)-link http://hi.baidu.com/useforprograms/blog/item/b2627

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

The relationship between user and schema in the database

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. User; schema vs. Database

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

Using Ado.net to get database schema information

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

Searches for a given value in all columns in SQL Server for all tables in the specified database _mssql

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,

Using the information Schema view to access database metadata __ Database

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

Manipulating data in ASP.net 2.0 69: Process Computed Columns list _ self-study

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

XML support in Microsoft SQL Server 2005 (1)

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

Manipulating data 68 in asp.net 2.0: Adding extra columns to the DataTable self-study process

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

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