Enum diesel::result::DatabaseErrorKind

[+] Show declaration

pub enum DatabaseErrorKind {
    UniqueViolation,
    ForeignKeyViolation,
    UnableToSendCommand,
    // some variants omitted
}

[−] Expand description

The kind of database error that occurred.

This is not meant to exhaustively cover all possible errors, but is used to identify errors which are commonly recovered from programmatically. This enum is not intended to be exhaustively matched, and new variants may be added in the future without a major version bump.

Variants

UniqueViolation

[−] Expand description

A unique constraint was violated.

ForeignKeyViolation

[−] Expand description

A foreign key constraint was violated.

UnableToSendCommand

[−] Expand description

The query could not be sent to the database due to a protocol violation.

An example of a case where this would occur is if you attempted to send a query with more than 65000 bind parameters using PostgreSQL.

Trait Implementations

impl Debug for DatabaseErrorKind

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

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Formats the value using the given formatter.

impl Clone for DatabaseErrorKind

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fn clone(&self) -> DatabaseErrorKind

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Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

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Performs copy-assignment from source.

impl Copy for DatabaseErrorKind