Enum MessageType

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pub enum MessageType {
Show 34 variants    Startup,
    SSLRequest,
    AuthRequest,
    Password,
    Query,
    Parse,
    Bind,
    Describe,
    Execute,
    Sync,
    Flush,
    Close,
    Terminate,
    CopyData,
    CopyDone,
    CopyFail,
    FunctionCall,
    BackendKeyData,
    ParameterStatus,
    ReadyForQuery,
    RowDescription,
    DataRow,
    CommandComplete,
    EmptyQueryResponse,
    ErrorResponse,
    NoticeResponse,
    NotificationResponse,
    ParseComplete,
    BindComplete,
    CloseComplete,
    PortalSuspended,
    NoData,
    ParameterDescription,
    Unknown(u8),
}

Expand description

Protocol message types

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Startup

Startup message from client

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SSLRequest

SSL request

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AuthRequest

Authentication request

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Password

Password message

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Query

Query message

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Parse

Parse message (prepared statement)

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Bind

Bind message

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Describe

Describe message

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Execute

Execute message

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Sync

Sync message

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Flush

Flush message

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Close

Close message

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Terminate

Terminate message

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CopyData

Copy data

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CopyDone

Copy done

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CopyFail

Copy fail

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FunctionCall

Function call (deprecated)

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BackendKeyData

Backend key data

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ParameterStatus

Parameter status

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ReadyForQuery

Ready for query

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RowDescription

Row description

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DataRow

Data row

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CommandComplete

Command complete

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EmptyQueryResponse

Empty query response

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ErrorResponse

Error response

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NoticeResponse

Notice response

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NotificationResponse

Notification response

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ParseComplete

Parse complete

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BindComplete

Bind complete

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CloseComplete

Close complete

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PortalSuspended

Portal suspended

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NoData

No data

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ParameterDescription

Parameter description

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Unknown(u8)

Unknown message

Implementations§

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impl MessageType

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pub fn from_tag(tag: u8) -> Self

Get message type from tag byte

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pub fn to_tag(&self) -> Option<u8>

Get tag byte for message type

Trait Implementations§

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impl Clone for MessageType

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fn clone(&self) -> MessageType

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 Debug for MessageType

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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 PartialEq for MessageType

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fn eq(&self, other: &MessageType) -> bool

Tests for self and other values to be equal, and is used by ==.

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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

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impl Eq for MessageType

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impl StructuralPartialEq for MessageType

Auto Trait Implementations§

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impl UnwindSafe for MessageType

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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<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Checks if this value is equivalent to the given key. Read more

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impl<Q, K> Equivalent<K> for Q
where Q: Eq + ?Sized, K: Borrow<Q> + ?Sized,

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fn equivalent(&self, key: &K) -> bool

Compare self to key and return true if they are equal.

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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> Instrument for T

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

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

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fn in_current_span(self) -> Instrumented<Self>

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

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impl<T, U> Into 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> IntoEither for T

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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