RawMessage

Struct RawMessage 

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pub struct RawMessage<'a> {
    pub type_byte: u8,
    pub payload: &'a [u8],
}
Expand description

Raw message from the PostgreSQL server.

This is a thin wrapper around the message type byte and payload. Individual message types are parsed on demand by state machines.

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§type_byte: u8

Message type byte

§payload: &'a [u8]

Message payload (after length field)

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impl<'a> RawMessage<'a>

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pub fn new(type_byte: u8, payload: &'a [u8]) -> Self

Create a new RawMessage.

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pub fn is_error(&self) -> bool

Check if this is an error response.

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pub fn is_notice(&self) -> bool

Check if this is a notice response.

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pub fn is_notification(&self) -> bool

Check if this is a notification response.

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pub fn is_parameter_status(&self) -> bool

Check if this is a parameter status message.

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pub fn is_async(&self) -> bool

Check if this is an async message (can arrive at any time).

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pub fn is_async_type(type_byte: u8) -> bool

Check if a type byte represents an async message (can arrive at any time).

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impl<'a> Clone for RawMessage<'a>

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fn clone(&self) -> RawMessage<'a>

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl<'a> Debug for RawMessage<'a>

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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<'a> Copy for RawMessage<'a>

Auto Trait Implementations§

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impl<'a> Freeze for RawMessage<'a>

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impl<'a> RefUnwindSafe for RawMessage<'a>

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impl<'a> Send for RawMessage<'a>

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impl<'a> Sync for RawMessage<'a>

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impl<'a> Unpin for RawMessage<'a>

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impl<'a> UnwindSafe for RawMessage<'a>

Blanket Implementations§

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

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fn borrow(&self) -> &T

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

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

Mutably borrows from an owned value. Read more
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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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

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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<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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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 T
where U: TryFrom<T>,

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

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V