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Class NpgsqlException

The exception that is thrown when server-related issues occur.

Inheritance
System.Object
NpgsqlException
PostgresException
Namespace: Npgsql
Assembly: Npgsql.dll
Syntax
public class NpgsqlException : DbException
Remarks

PostgreSQL errors (e.g. query SQL issues, constraint violations) are raised via PostgresException which is a subclass of this class. Purely Npgsql-related issues which aren't related to the server will be raised via the standard CLR exceptions (e.g. ArgumentException).

Constructors

NpgsqlException()

Initializes a new instance of the NpgsqlException class.

Declaration
public NpgsqlException()

NpgsqlException(SerializationInfo, StreamingContext)

Initializes a new instance of the NpgsqlException class with serialized data.

Declaration
protected NpgsqlException(SerializationInfo info, StreamingContext context)
Parameters
Type Name Description
SerializationInfo info

The SerializationInfo that holds the serialized object data about the exception being thrown.

StreamingContext context

The StreamingContext that contains contextual information about the source or destination.

NpgsqlException(String)

Initializes a new instance of the NpgsqlException class with a specified error message.

Declaration
public NpgsqlException(string message)
Parameters
Type Name Description
System.String message

The message that describes the error.

NpgsqlException(String, Exception)

Initializes a new instance of the NpgsqlException class with a specified error message and a reference to the inner exception that is the cause of this exception.

Declaration
public NpgsqlException(string message, Exception innerException)
Parameters
Type Name Description
System.String message

The error message that explains the reason for the exception.

Exception innerException

The exception that is the cause of the current exception, or a null reference (Nothing in Visual Basic) if no inner exception is specified.

Properties

IsTransient

Specifies whether the exception is considered transient, that is, whether retrying to operation could succeed (e.g. a network error).

Declaration
public virtual bool IsTransient { get; }
Property Value
Type Description
System.Boolean
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