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SQLResult

Struct SQLResult 

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pub struct SQLResult {
    pub columns: Vec<String>,
    pub column_types: Vec<Option<ColumnType>>,
    pub rows: Vec<ResultRow>,
    pub affected_rows: u64,
    /* private fields */
}

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§columns: Vec<String>

Column order as the SELECT clause specified.

§column_types: Vec<Option<ColumnType>>

Statically bound SQL type for each output position. A missing entry represents a type that has not yet been resolved, never a type inferred from the first runtime value.

§rows: Vec<ResultRow>

One row per result document, with the named columns in columns. Extra columns from _score etc. are included here too.

§affected_rows: u64

Number of rows touched by an INSERT / UPDATE / DELETE.

Implementations§

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impl SQLResult

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pub fn empty() -> Self

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pub fn from_rows(columns: Vec<String>, rows: Vec<ResultRow>) -> Self

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pub fn from_rows_with_positions( columns: Vec<String>, rows: Vec<ResultRow>, positional_rows: Option<Vec<Vec<Value>>>, ) -> Self

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pub fn from_typed_rows_with_positions( columns: Vec<String>, column_types: Vec<Option<ColumnType>>, rows: Vec<ResultRow>, positional_rows: Option<Vec<Vec<Value>>>, ) -> Self

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pub fn value_at(&self, row: usize, column: usize) -> Option<&Value>

Return a result value by row and output-column position.

Positional access is the canonical way to distinguish repeated output labels. Named rows remain available for compatibility with existing callers.

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pub fn from_affected(affected: u64) -> Self

Trait Implementations§

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impl Clone for SQLResult

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fn clone(&self) -> SQLResult

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for SQLResult

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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 Default for SQLResult

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fn default() -> SQLResult

Returns the “default value” for a type. Read more

Auto Trait Implementations§

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> ErasedDestructor for T
where T: 'static,

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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> 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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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.