Enum DbError 

pub enum DbError {
    Connection(DbErr),
    Config(String),
    Permission(String),
    Transaction(String),
    Migration(String),
    Validation(String),
}

数据库操作错误

Variants

Connection(DbErr)

数据库连接错误

Config(String)

配置错误

Permission(String)

权限错误

Transaction(String)

事务错误

Migration(String)

迁移错误

Validation(String)

数据验证错误（feature-gated: validation）

Implementations

impl DbError

pub fn new(error: DbErr) -> Self

从 sea_orm::DbErr 创建数据库连接错误

pub fn message(&self) -> String

获取错误消息

Trait Implementations

impl Debug for DbError

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

Formats the value using the given formatter.

impl Display for DbError

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

Formats the value using the given formatter.

impl Error for DbError

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<&str> for DbError

从 &str 创建 DbError::Config

fn from(msg: &str) -> Self

Converts to this type from the input type.

impl From<DbErr> for DbError

fn from(source: DbErr) -> Self

Converts to this type from the input type.

impl From<String> for DbError

从字符串创建 DbError::Config

fn from(msg: String) -> Self

Converts to this type from the input type.