DbConnection Class

Definition

Namespace:: System.Data.Common

Assembly:: System.Data.Common.dll

Assemblies:: netstandard.dll, System.Data.Common.dll

Assembly:: System.Data.dll

Assembly:: netstandard.dll

Source:: DbConnection.cs

Source:: DbConnection.cs

Source:: DbConnection.cs

Source:: DbConnection.cs

Source:: DbConnection.cs

Important

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Defines the core behavior of database connections and provides a base class for database-specific connections.

public ref class DbConnection abstract : IDisposable

public ref class DbConnection abstract : System::ComponentModel::Component, IAsyncDisposable, IDisposable, System::Data::IDbConnection

public ref class DbConnection abstract : IDisposable, System::Data::IDbConnection

public ref class DbConnection abstract : System::ComponentModel::Component, IDisposable, System::Data::IDbConnection

public ref class DbConnection abstract : System::ComponentModel::Component, System::Data::IDbConnection

public ref class DbConnection abstract : System::ComponentModel::Component, IAsyncDisposable, System::Data::IDbConnection

public abstract class DbConnection : IDisposable

public abstract class DbConnection : System.ComponentModel.Component, IAsyncDisposable, IDisposable, System.Data.IDbConnection

public abstract class DbConnection : IDisposable, System.Data.IDbConnection

public abstract class DbConnection : System.ComponentModel.Component, IDisposable, System.Data.IDbConnection

public abstract class DbConnection : System.ComponentModel.Component, System.Data.IDbConnection

public abstract class DbConnection : System.ComponentModel.Component, IAsyncDisposable, System.Data.IDbConnection

type DbConnection = class
    interface IDisposable

type DbConnection = class
    inherit Component
    interface IDbConnection
    interface IDisposable
    interface IAsyncDisposable

type DbConnection = class
    interface IDbConnection
    interface IDisposable

type DbConnection = class
    inherit Component
    interface IDbConnection
    interface IDisposable

Public MustInherit Class DbConnection
Implements IDisposable

Public MustInherit Class DbConnection
Inherits Component
Implements IAsyncDisposable, IDbConnection, IDisposable

Public MustInherit Class DbConnection
Implements IDbConnection, IDisposable

Public MustInherit Class DbConnection
Inherits Component
Implements IDbConnection, IDisposable

Public MustInherit Class DbConnection
Inherits Component
Implements IDbConnection

Public MustInherit Class DbConnection
Inherits Component
Implements IAsyncDisposable, IDbConnection

Inheritance: Object
DbConnection

Inheritance: Object

MarshalByRefObject

Component
DbConnection

Derived: System.Data.EntityClient.EntityConnection

System.Data.Odbc.OdbcConnection

System.Data.OleDb.OleDbConnection

System.Data.OracleClient.OracleConnection

System.Data.SqlClient.SqlConnection

Implements: IDisposable IDbConnection IAsyncDisposable

Notes to Implementers

When you inherit from DbConnection, you must override the following members: Close(), BeginDbTransaction(IsolationLevel), ChangeDatabase(String), CreateDbCommand(), Open(), and StateChange. You must also provide the following properties: ConnectionString, Database, DataSource, ServerVersion, and State.

Constructors

Name	Description
DbConnection()	Initializes a new instance of the DbConnection class.

Properties

Name	Description