pub struct Binary;
Expand description
The binary SQL type.
Schema inference will treat all variants of BLOB
as this type (e.g.
VARBINARY
, MEDIUMBLOB
, etc).
ToSql
impls
FromSql
impls
Trait Implementations
sourceimpl<'expr> AsExpression<Binary> for &'expr Vec<u8>
impl<'expr> AsExpression<Binary> for &'expr Vec<u8>
type Expression = Bound<Binary, &'expr Vec<u8, Global>>
type Expression = Bound<Binary, &'expr Vec<u8, Global>>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr2, 'expr> AsExpression<Binary> for &'expr2 &'expr Vec<u8>
impl<'expr2, 'expr> AsExpression<Binary> for &'expr2 &'expr Vec<u8>
type Expression = Bound<Binary, &'expr2 &'expr Vec<u8, Global>>
type Expression = Bound<Binary, &'expr2 &'expr Vec<u8, Global>>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl AsExpression<Binary> for Vec<u8>
impl AsExpression<Binary> for Vec<u8>
type Expression = Bound<Binary, Vec<u8, Global>>
type Expression = Bound<Binary, Vec<u8, Global>>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr> AsExpression<Binary> for &'expr [u8]
impl<'expr> AsExpression<Binary> for &'expr [u8]
type Expression = Bound<Binary, &'expr [u8]>
type Expression = Bound<Binary, &'expr [u8]>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl<'expr2, 'expr> AsExpression<Binary> for &'expr2 &'expr [u8]
impl<'expr2, 'expr> AsExpression<Binary> for &'expr2 &'expr [u8]
type Expression = Bound<Binary, &'expr2 &'expr [u8]>
type Expression = Bound<Binary, &'expr2 &'expr [u8]>
The expression being returned
sourcefn as_expression(self) -> Self::Expression
fn as_expression(self) -> Self::Expression
Perform the conversion
sourceimpl FromSql<Binary, Mysql> for Vec<u8>
Available on crate feature mysql_backend
only.
impl FromSql<Binary, Mysql> for Vec<u8>
mysql_backend
only.sourcefn from_sql(value: MysqlValue<'_>) -> Result<Self>
fn from_sql(value: MysqlValue<'_>) -> Result<Self>
See the trait documentation.
sourceimpl FromSql<Binary, Pg> for *const [u8]
Available on crate feature postgres_backend
only.
impl FromSql<Binary, Pg> for *const [u8]
postgres_backend
only.The returned pointer is only valid for the lifetime to the argument of
from_sql
. This impl is intended for uses where you want to write a new
impl in terms of Vec<u8>
, but don’t want to allocate. We have to return a
raw pointer instead of a reference with a lifetime due to the structure of
FromSql
sourceimpl FromSql<Binary, Sqlite> for *const [u8]
Available on crate feature sqlite
only.
impl FromSql<Binary, Sqlite> for *const [u8]
sqlite
only.The returned pointer is only valid for the lifetime to the argument of
from_sql
. This impl is intended for uses where you want to write a new
impl in terms of Vec<u8>
, but don’t want to allocate. We have to return a
raw pointer instead of a reference with a lifetime due to the structure of
FromSql
sourcefn from_sql(bytes: SqliteValue<'_, '_, '_>) -> Result<Self>
fn from_sql(bytes: SqliteValue<'_, '_, '_>) -> Result<Self>
See the trait documentation.
sourceimpl HasSqlType<Binary> for Sqlite
impl HasSqlType<Binary> for Sqlite
sourcefn metadata(_: &mut ()) -> SqliteType
fn metadata(_: &mut ()) -> SqliteType
Fetch the metadata for the given type Read more
sourceimpl HasSqlType<Binary> for Mysql
impl HasSqlType<Binary> for Mysql
sourceimpl HasSqlType<Binary> for Pg
impl HasSqlType<Binary> for Pg
sourcefn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata
fn metadata(_: &mut Self::MetadataLookup) -> PgTypeMetadata
Fetch the metadata for the given type Read more
sourceimpl QueryId for Binary
impl QueryId for Binary
sourceconst HAS_STATIC_QUERY_ID: bool = true
const HAS_STATIC_QUERY_ID: bool = true
Can the SQL generated by Self
be uniquely identified by its type? Read more
sourceimpl<DB> ToSql<Binary, DB> for [u8] where
DB: Backend<BindCollector = RawBytesBindCollector<DB>>,
impl<DB> ToSql<Binary, DB> for [u8] where
DB: Backend<BindCollector = RawBytesBindCollector<DB>>,
impl Copy for Binary
impl SingleValue for Binary
Auto Trait Implementations
impl RefUnwindSafe for Binary
impl Send for Binary
impl Sync for Binary
impl Unpin for Binary
impl UnwindSafe for Binary
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> IntoNotNullable for T where
T: SqlType<IsNull = NotNull>,
impl<T> IntoNotNullable for T where
T: SqlType<IsNull = NotNull>,
type NotNullable = T
type NotNullable = T
The not nullable representation of this type. Read more
sourceimpl<T> IntoNullable for T where
T: SqlType<IsNull = NotNull> + SingleValue,
impl<T> IntoNullable for T where
T: SqlType<IsNull = NotNull> + SingleValue,
sourceimpl<T> IntoSql for T
impl<T> IntoSql for T
sourcefn into_sql<T>(self) -> AsExprOf<Self, T> where
Self: AsExpression<T> + Sized,
T: SqlType + TypedExpressionType,
fn into_sql<T>(self) -> AsExprOf<Self, T> where
Self: AsExpression<T> + Sized,
T: SqlType + TypedExpressionType,
Convert self
to an expression for Diesel’s query builder. Read more
sourcefn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,
fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T> where
&'a Self: AsExpression<T>,
T: SqlType + TypedExpressionType,
Convert &self
to an expression for Diesel’s query builder. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more