Struct mysql::binlog::row::BinlogRow

impl BinlogRow

pub fn new(
values: Vec<Option<BinlogValue<'static>>, Global>,
columns: Arc<[Column]>
) -> BinlogRow

pub fn len(&self) -> usize

Returns length of a row.

pub fn is_empty(&self) -> bool

Returns true if the row has a length of 0.

pub fn columns_ref(&self) -> &[Column]

Returns columns of this row.

pub fn columns(&self) -> Arc<[Column]>

Returns columns of this row.

pub fn as_ref(&self, index: usize) -> Option<&BinlogValue<'_>>

Returns reference to the value of a column with index index if it exists and wasn’t taken by Row::take method.

Non panicking version of row[usize].

pub fn take(&mut self, index: usize) -> Option<BinlogValue<'_>>

Will take value of a column with index index if it exists and wasn’t taken earlier then will converts it to T.

pub fn unwrap(self) -> Vec<BinlogValue<'static>, Global> ⓘ

Unwraps values of a row.

Panics

Panics if any of columns was taken by take method.

Trait Implementations§

impl Clone for BinlogRow

fn clone(&self) -> BinlogRow

Returns a copy of the value. Read more

1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

impl Debug for BinlogRow

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

Formats the value using the given formatter. Read more

impl<'de> MyDeserialize<'de> for BinlogRow

type Ctx = (u64, &'de BitSlice<u8, Lsb0>, bool, &'de TableMapEvent<'de>)

Content:

number of columns
column bitmap - bit is set if column is in the row
have shared image - true means, that this is a partial event and this is an after image row. Therefore we need to parse a shared image
corresponding table map event

const SIZE: Option<usize> = None

Size hint of a serialized value (in bytes), if it’s constant.

fn deserialize(
_: <BinlogRow as MyDeserialize<'de>>::Ctx,
buf: &mut ParseBuf<'de>
) -> Result<BinlogRow, Error>

Deserializes self from the given buf. Read more

impl PartialEq<BinlogRow> for BinlogRow

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

This method tests for self and other values to be equal, and is used by ==.

1.0.0 · source§

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

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

impl TryFrom<BinlogRow> for Row

type Error = BinlogRowToRowError

The type returned in the event of a conversion error.

fn try_from(
binlog_row: BinlogRow
) -> Result<Row, <Row as TryFrom<BinlogRow>>::Error>

Performs the conversion.

impl StructuralPartialEq for BinlogRow

Auto Trait Implementations§

impl UnwindSafe for BinlogRow

Blanket Implementations§

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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Immutably borrows from an owned value. Read more

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Converts self into T using Into<T>. Read more

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type Remainder = Choices

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self
) -> Result<CNil, <Choices as CoproductSubsetter<CNil, HNil>>::Remainder>

Extract a subset of the possible types in a coproduct (or get the remaining possibilities) Read more

impl<T> FmtForward for T

fn fmt_binary(self) -> FmtBinary<Self>where
Self: Binary,

Causes self to use its Binary implementation when Debug-formatted.

fn fmt_display(self) -> FmtDisplay<Self>where
Self: Display,

Causes self to use its Display implementation when Debug-formatted.

fn fmt_lower_exp(self) -> FmtLowerExp<Self>where
Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.

fn fmt_lower_hex(self) -> FmtLowerHex<Self>where
Self: LowerHex,

Causes self to use its LowerHex implementation when Debug-formatted.

fn fmt_octal(self) -> FmtOctal<Self>where
Self: Octal,

Causes self to use its Octal implementation when Debug-formatted.

fn fmt_pointer(self) -> FmtPointer<Self>where
Self: Pointer,

Causes self to use its Pointer implementation when Debug-formatted.

fn fmt_upper_exp(self) -> FmtUpperExp<Self>where
Self: UpperExp,

Causes self to use its UpperExp implementation when Debug-formatted.

fn fmt_upper_hex(self) -> FmtUpperHex<Self>where
Self: UpperHex,

Causes self to use its UpperHex implementation when Debug-formatted.

fn fmt_list(self) -> FmtList<Self>where
&'a Self: for<'a> IntoIterator,

Formats each item in a sequence. Read more

impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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Calls U::from(self).

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

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Performs the indexed conversion.

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Pipes by value. This is generally the method you want to use. Read more

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Borrows self and passes that borrow into the pipe function. Read more

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Mutably borrows self and passes that borrow into the pipe function. Read more

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&'a mut self,
func: impl FnOnce(&'a mut B) -> R
) -> Rwhere
Self: BorrowMut,
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Self: AsRef,
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Self: Deref<Target = T>,
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const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

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type Output = T

Should always be Self

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fn tap(self, func: impl FnOnce(&Self)) -> Self

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Calls .tap() only in debug builds, and is erased in release builds.

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Self: AsRef<R>,
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