Enum QueryError 

pub enum QueryError {
    ExecuteFail(VoltResponseInfo),
    NoValue(String),
    UnexpectedNull(String),
    RecvError(RecvError),
}

Query execution and result handling errors.

Variants

ExecuteFail(VoltResponseInfo)

Server returned an error response

NoValue(String)

Requested column/value not found

UnexpectedNull(String)

Unexpected NULL value in non-nullable column

RecvError(RecvError)

Channel receive error

Trait Implementations

impl Debug for QueryError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Display for QueryError

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Error for QueryError

fn source(&self) -> Option<&(dyn Error + 'static)>

Returns the lower-level source of this error, if any.

fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()

fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting

fn provide<'a>(&'a self, request: &mut Request<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)

Provides type-based access to context intended for error reports.

impl From<RecvError> for QueryError

fn from(err: RecvError) -> Self

Converts to this type from the input type.

impl IntoVoltError for QueryError

fn into_volt_error(self) -> VoltError