Struct sqlx_postgres::Postgres

pub struct Postgres;

Expand description

PostgreSQL database driver.

Trait Implementations§

impl Database for Postgres

type Connection = PgConnection

The concrete Connection implementation for this database.

type TransactionManager = PgTransactionManager

The concrete TransactionManager implementation for this database.

type Row = PgRow

The concrete Row implementation for this database.

type QueryResult = PgQueryResult

The concrete QueryResult implementation for this database.

type Column = PgColumn

The concrete Column implementation for this database.

type TypeInfo = PgTypeInfo

The concrete TypeInfo implementation for this database.

type Value = PgValue

The concrete type used to hold an owned copy of the not-yet-decoded value that was received from the database.

const NAME: &'static str = "PostgreSQL"

The display name for this database driver.

const URL_SCHEMES: &'static [&'static str] = _

The schemes for database URLs that should match this driver.

impl Debug for Postgres

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

Formats the value using the given formatter. Read more

impl<const N: usize> Decode<'_, Postgres> for [u8; N]

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for Box<[u8]>

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for Oid

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for PgCiText

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for PgMoney

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for String

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for Vec<u8>

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for bool

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for f32

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for f64

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for i16

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for i32

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for i64

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Decode<'_, Postgres> for i8

fn decode(value: PgValueRef<'_>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'de> Decode<'de, Postgres> for PgInterval

fn decode(value: PgValueRef<'de>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for &'r [u8]

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for &'r str

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T, const N: usize> Decode<'r, Postgres> for [T; N]
where T: for<'a> Decode<'a, Postgres> + Type<Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for ()

fn decode(_value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1> Decode<'r, Postgres> for (T1,)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2> Decode<'r, Postgres> for (T1, T2)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3> Decode<'r, Postgres> for (T1, T2, T3)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4> Decode<'r, Postgres> for (T1, T2, T3, T4)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4, T5> Decode<'r, Postgres> for (T1, T2, T3, T4, T5)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T5: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4, T5, T6> Decode<'r, Postgres> for (T1, T2, T3, T4, T5, T6)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T5: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T6: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4, T5, T6, T7> Decode<'r, Postgres> for (T1, T2, T3, T4, T5, T6, T7)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T5: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T6: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T7: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4, T5, T6, T7, T8> Decode<'r, Postgres> for (T1, T2, T3, T4, T5, T6, T7, T8)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T5: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T6: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T7: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T8: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T1, T2, T3, T4, T5, T6, T7, T8, T9> Decode<'r, Postgres> for (T1, T2, T3, T4, T5, T6, T7, T8, T9)
where T1: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T2: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T3: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T4: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T5: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T6: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T7: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T8: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>, T9: 'r + Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for Box<str>

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for Cow<'r, str>

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T> Decode<'r, Postgres> for Json<T>
where T: Deserialize<'r> + 'r,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for PgLQuery

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r> Decode<'r, Postgres> for PgLTree

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T> Decode<'r, Postgres> for PgRange<T>
where T: Type<Postgres> + for<'a> Decode<'a, Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T> Decode<'r, Postgres> for Text<T>
where T: FromStr, BoxDynError: From<<T as FromStr>::Err>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl<'r, T> Decode<'r, Postgres> for Vec<T>
where T: for<'a> Decode<'a, Postgres> + Type<Postgres>,

fn decode(value: PgValueRef<'r>) -> Result<Self, BoxDynError>

Decode a new value of this type using a raw value from the database.

impl Encode<'_, Postgres> for &[u8]

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for &str

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<const N: usize> Encode<'_, Postgres> for [u8; N]

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for Box<[u8]>

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for Box<str>

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for Cow<'_, str>

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for Duration

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn size_hint(&self) -> usize

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

impl Encode<'_, Postgres> for Oid

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for PgCiText

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for PgInterval

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn size_hint(&self) -> usize

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

impl Encode<'_, Postgres> for PgLQuery

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for PgLTree

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for PgMoney

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for String

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for Vec<u8>

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for bool

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for f32

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for f64

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for i16

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for i32

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for i64

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl Encode<'_, Postgres> for i8

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for &[T]
where T: Encode<'q, Postgres> + Type<Postgres>,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T, const N: usize> Encode<'q, Postgres> for [T; N]
where for<'a> &'a [T]: Encode<'q, Postgres>, T: Encode<'q, Postgres>,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for Json<T>
where T: Serialize,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for Option<T>
where T: Encode<'q, Postgres> + Type<Postgres> + 'q,

fn produces(&self) -> Option<<Postgres as Database>::TypeInfo>

fn encode( self, buf: &mut <Postgres as HasArguments<'q>>::ArgumentBuffer ) -> IsNull

Writes the value of self into buf in the expected format for the database.

fn encode_by_ref( &self, buf: &mut <Postgres as HasArguments<'q>>::ArgumentBuffer ) -> IsNull

Writes the value of self into buf without moving self. Read more

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for PgRange<T>
where T: Encode<'q, Postgres>,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for Text<T>
where T: Display,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl<'q, T> Encode<'q, Postgres> for Vec<T>
where for<'a> &'a [T]: Encode<'q, Postgres>, T: Encode<'q, Postgres>,

fn encode_by_ref(&self, buf: &mut PgArgumentBuffer) -> IsNull

Writes the value of self into buf without moving self. Read more

fn encode(self, buf: &mut <DB as HasArguments<'q>>::ArgumentBuffer) -> IsNull
where Self: Sized,

Writes the value of self into buf in the expected format for the database.

fn produces(&self) -> Option<<DB as Database>::TypeInfo>

fn size_hint(&self) -> usize

impl HasArguments<'_> for Postgres

type Database = Postgres

type Arguments = PgArguments

The concrete Arguments implementation for this database.

type ArgumentBuffer = PgArgumentBuffer

The concrete type used as a buffer for arguments while encoding.

impl<'q> HasStatement<'q> for Postgres

type Database = Postgres

type Statement = PgStatement<'q>

The concrete Statement implementation for this database.

impl<'r> HasValueRef<'r> for Postgres

type Database = Postgres

type ValueRef = PgValueRef<'r>

The concrete type used to hold a reference to the not-yet-decoded value that has just been received from the database.

impl<T> Type<Postgres> for [T]
where T: PgHasArrayType,

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T, const N: usize> Type<Postgres> for [T; N]
where T: PgHasArrayType,

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for ()

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1> Type<Postgres> for (T1,)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2> Type<Postgres> for (T1, T2)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3> Type<Postgres> for (T1, T2, T3)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4> Type<Postgres> for (T1, T2, T3, T4)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4, T5> Type<Postgres> for (T1, T2, T3, T4, T5)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4, T5, T6> Type<Postgres> for (T1, T2, T3, T4, T5, T6)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4, T5, T6, T7> Type<Postgres> for (T1, T2, T3, T4, T5, T6, T7)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4, T5, T6, T7, T8> Type<Postgres> for (T1, T2, T3, T4, T5, T6, T7, T8)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T1, T2, T3, T4, T5, T6, T7, T8, T9> Type<Postgres> for (T1, T2, T3, T4, T5, T6, T7, T8, T9)

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for Box<str>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for Cow<'_, str>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for Duration

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T> Type<Postgres> for Json<T>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for Oid

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgCiText

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgInterval

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgLQuery

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgLTree

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgMoney

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgRange<i32>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for PgRange<i64>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for String

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T> Type<Postgres> for Text<T>

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl<T> Type<Postgres> for Vec<T>
where T: PgHasArrayType,

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for bool

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for f32

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for f64

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for i16

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for i32

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for i64

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for i8

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &<DB as Database>::TypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl Type<Postgres> for str

fn type_info() -> PgTypeInfo

Returns the canonical SQL type for this Rust type. Read more

fn compatible(ty: &PgTypeInfo) -> bool

Determines if this Rust type is compatible with the given SQL type. Read more

impl HasStatementCache for Postgres

Auto Trait Implementations§

impl Freeze for Postgres

impl RefUnwindSafe for Postgres

impl Send for Postgres

impl Sync for Postgres

impl Unpin for Postgres

impl UnwindSafe for Postgres

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for T
where T: ?Sized,

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

fn from(t: T) -> T

Returns the argument unchanged.

impl<T> Instrument for T

fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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

fn into(self) -> U

Calls U::from(self).

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

impl<T> Same for T

type Output = T

Should always be Self

impl<T, U> TryFrom<U> for T
where U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.

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

Performs the conversion.

impl<V, T> VZip<V> for T
where V: MultiLane<T>,

fn vzip(self) -> V

impl<T> WithSubscriber for T

fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more

fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more