Npgsql API Documentation |

# NpgsqlCommand Members

[This is preliminary documentation and subject to change.]

NpgsqlCommand overview

#### Public Instance Constructors

NpgsqlCommand | Overloaded. Initializes a new instance of the NpgsqlCommand class.

#### Public Instance Properties

CommandText | Gets or sets the SQL statement or function (stored procedure) to execute at the data source.
CommandTimeout | Gets or sets the wait time before terminating the attempt to execute a command and generating an error.
CommandType | Gets or sets a value indicating how the CommandText property is to be interpreted.
Connection | Gets or sets the NpgsqlConnection used by this instance of the NpgsqlCommand.
Container (inherited from Component) | Gets the IContainer that contains the Component.
Parameters | Gets the NpgsqlParameterCollection.
Site (inherited from Component) | Gets or sets the ISite of the Component.
Transaction | Gets or sets the NpgsqlTransaction within which the NpgsqlCommand executes.
UpdatedRowSource | Gets or sets how command results are applied to the DataRow when used by the Update method of the DbDataAdapter.

#### Public Instance Methods

Cancel | Attempts to cancel the execution of a NpgsqlCommand.
CreateObjRef (inherited from MarshalByRefObject) | Creates an object that contains all the relevant information required to generate a proxy used to communicate with a remote object.
CreateParameter | Creates a new instance of a NpgsqlParameter object.
Dispose (inherited from Component) | Releases all resources used by the Component.
Equals (inherited from Object) | Determines whether the specified Object is equal to the current Object.
ExecuteNonQuery | Executes a SQL statement against the connection and returns the number of rows affected.
ExecuteReader | Overloaded. Sends the CommandText to the Connection and builds a NpgsqlDataReader.
ExecuteScalar | Executes the query, and returns the first column of the first row in the result set returned by the query. Extra columns or rows are ignored.
GetHashCode (inherited from Object) | Serves as a hash function for a particular type, suitable for use in hashing algorithms and data structures like a hash table.
GetLifetimeService (inherited from MarshalByRefObject) | Retrieves the current lifetime service object that controls the lifetime policy for this instance.
GetType (inherited from Object) | Gets the Type of the current instance.
InitializeLifetimeService (inherited from MarshalByRefObject) | Obtains a lifetime service object to control the lifetime policy for this instance.
Prepare | Creates a prepared version of the command on a PostgreSQL server.
ToString (inherited from Component) |

#### Public Instance Events

Disposed (inherited from Component) | Adds an event handler to listen to the Disposed event on the component.

#### See Also

NpgsqlCommand Class | Npgsql Namespace