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SimpleQueryRow

Struct SimpleQueryRow 

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pub struct SimpleQueryRow(/* private fields */);
Expand description

wrapper for tokio_postgres::SimpleQueryRow

Methods from Deref<Target = SimpleQueryRow>§

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pub fn is_empty(&self) -> bool

Determines if the row contains no values.

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pub fn len(&self) -> usize

Returns the number of values in the row.

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pub fn get<I>(&self, idx: I) -> Option<&str>
where I: RowIndex + Display,

Returns a value from the row.

The value can be specified either by its numeric index in the row, or by its column name.

§Panics

Panics if the index is out of bounds or if the value cannot be converted to the specified type.

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pub fn try_get<I>(&self, idx: I) -> Result<Option<&str>, Error>
where I: RowIndex + Display,

Like SimpleQueryRow::get, but returns a Result rather than panicking.

Trait Implementations§

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impl Deref for SimpleQueryRow

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type Target = SimpleQueryRow

The resulting type after dereferencing.
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fn deref(&self) -> &Self::Target

Dereferences the value.
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impl From<SimpleQueryRow> for SimpleQueryRow

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fn from(row: SimpleQueryRow) -> Self

Converts to this type from the input type.

Auto Trait 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<P, T> Receiver for P
where P: Deref<Target = T> + ?Sized, T: ?Sized,

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type Target = T

🔬This is a nightly-only experimental API. (arbitrary_self_types)
The target type on which the method may be called.
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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, 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