pub enum DataAccessError {
    OdbcError(DiagnosticRecord, &'static str),
    DatumAccessError(DatumAccessError),
    FromRowError(Box<dyn Error>),
    UnexpectedNumberOfRows(&'static str),
}
Expand description

Errors related to data access of query result set.

This error can happen when iterating rows of executed query result set. For convenience this error can be converted into QueryError.

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OdbcError(DiagnosticRecord, &'static str)

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DatumAccessError(DatumAccessError)

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FromRowError(Box<dyn Error>)

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UnexpectedNumberOfRows(&'static str)

Trait Implementations§

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impl Debug for DataAccessError

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

Formats the value using the given formatter. Read more
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impl Display for DataAccessError

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

Formats the value using the given formatter. Read more
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impl Error for DataAccessError

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

The lower-level source of this error, if any. Read more
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fn description(&self) -> &str

👎Deprecated since 1.42.0: use the Display impl or to_string()
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fn cause(&self) -> Option<&dyn Error>

👎Deprecated since 1.33.0: replaced by Error::source, which can support downcasting
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fn provide<'a>(&'a self, demand: &mut Demand<'a>)

🔬This is a nightly-only experimental API. (error_generic_member_access)
Provides type based access to context intended for error reports. Read more
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impl From<DataAccessError> for QueryError

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fn from(err: DataAccessError) -> QueryError

Converts to this type from the input type.
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impl From<DatumAccessError> for DataAccessError

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fn from(err: DatumAccessError) -> DataAccessError

Converts to this type from the input type.
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impl From<ErrorContext<DiagnosticRecord, &'static str>> for DataAccessError

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fn from(err: ErrorContext<DiagnosticRecord, &'static str>) -> DataAccessError

Converts to this type from the input type.

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

const: unstable · source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

const: unstable · source§

fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

const: unstable · source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<E> Provider for Ewhere E: Error + ?Sized,

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fn provide<'a>(&'a self, demand: &mut Demand<'a>)

🔬This is a nightly-only experimental API. (provide_any)
Data providers should implement this method to provide all values they are able to provide by using demand. Read more
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impl<T> ToErrorNoContext<T> for T

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impl<T> ToString for Twhere T: Display + ?Sized,

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default fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<E, C> WrapContext<C> for E

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type ContextError = ErrorContext<E, C>

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fn wrap_context(self, context: C) -> ErrorContext<E, C>