Struct sqlite::Row

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pub struct Row { /* private fields */ }
Expand description

A row.

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impl Row

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pub fn read<'l, T, U>(&'l self, column: U) -> T
where T: TryFrom<&'l Value, Error = Error>, U: RowIndex,

Read the value in a column.

In case of integer indices, the first column has index 0.

§Panics

Panics if the column can not be read.

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pub fn take<U>(&mut self, column: U) -> Value
where U: RowIndex,

Take the value from a column.

In case of integer indices, the first column has index 0. Any subsequent invocation will result in Value::Null.

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pub fn try_read<'l, T, U>(&'l self, column: U) -> Result<T>
where T: TryFrom<&'l Value, Error = Error>, U: RowIndex,

Try to read the value in a column.

In case of integer indices, the first column has index 0.

Trait Implementations§

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impl Debug for Row

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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 From<Row> for Vec<Value>

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fn from(row: Row) -> Self

Converts to this type from the input type.
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impl<T> Index<T> for Row
where T: RowIndex,

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type Output = Value

The returned type after indexing.
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fn index(&self, index: T) -> &Value

Performs the indexing (container[index]) operation. Read more

Auto Trait Implementations§

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impl Freeze for Row

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impl RefUnwindSafe for Row

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impl !Send for Row

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impl !Sync for Row

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impl Unpin for Row

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impl UnwindSafe for Row

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> 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, 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.