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Query

Struct Query 

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pub struct Query { /* private fields */ }

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impl Query

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pub fn new() -> Query

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pub fn with_distinct(self) -> Self

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pub fn with_table(self, table: &str, alias: Option<String>) -> Self

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pub fn with_with(self, alias: &str, subquery: Query) -> Self

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pub fn with_source(self, source: QuerySource) -> Self

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pub fn with_skip(self, skip: i64) -> Self

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pub fn with_limit(self, limit: i64) -> Self

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pub fn with_skip_and_limit(self, skip: i64, limit: i64) -> Self

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pub fn with_type(self, query_type: QueryType) -> Self

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pub fn without_fields(self) -> Self

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pub fn with_field(self, name: String, field: impl SqlField + 'static) -> Self

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pub fn with_column_field(self, name: &str) -> Self

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pub fn with_field_arc(self, name: String, field: Arc<Box<dyn SqlField>>) -> Self

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pub fn with_where_condition(self, cond: Expression) -> Self

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pub fn with_having_condition(self, cond: Expression) -> Self

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pub fn with_join(self, join: JoinQuery) -> Self

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pub fn with_condition(self, cond: impl Chunk + 'static) -> Self

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pub fn with_condition_arc(self, cond: Arc<Box<dyn Chunk>>) -> Self

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pub fn with_group_by(self, group_by: Expression) -> Self

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pub fn with_order_by(self, order_by: Expression) -> Self

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pub fn with_set_field(self, field: &str, value: Value) -> Self

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pub fn preview(&self) -> String

Trait Implementations§

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impl Chunk for Query

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fn render_chunk(&self) -> Expression

Generates an SQL statement. Read more
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impl Clone for Query

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fn clone(&self) -> Query

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 Query

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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 SqlQuery for Query

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fn set_distinct(&mut self, distinct: bool)

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fn set_table(&mut self, table: &str, alias: Option<String>)

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fn add_with(&mut self, alias: String, subquery: QuerySource)

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fn set_source(&mut self, source: QuerySource)

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fn set_type(&mut self, query_type: QueryType)

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fn add_field(&mut self, name: Option<String>, field: Arc<Box<dyn SqlField>>)

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fn get_where_conditions_mut(&mut self) -> &mut QueryConditions

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fn get_having_conditions_mut(&mut self) -> &mut QueryConditions

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fn add_join(&mut self, join: JoinQuery)

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fn add_group_by(&mut self, group_by: Expression)

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fn add_order_by(&mut self, order_by: Expression)

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fn add_limit(&mut self, limit: Option<i64>)

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fn add_skip(&mut self, skip: Option<i64>)

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fn set_field_value(&mut self, field: &str, value: Value)

Auto Trait Implementations§

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impl Freeze for Query

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impl !RefUnwindSafe for Query

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impl Send for Query

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impl Sync for Query

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impl Unpin for Query

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impl UnsafeUnpin for Query

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impl !UnwindSafe for Query

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> 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<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> Same for T

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type Output = T

Should always be Self
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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.
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impl<V, T> VZip<V> for T
where V: MultiLane<T>,

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fn vzip(self) -> V

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impl<T> WithSubscriber for T

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

Attaches the provided Subscriber to this type, returning a WithDispatch wrapper. Read more
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fn with_current_subscriber(self) -> WithDispatch<Self>

Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more
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impl<T> WrapArc for T
where T: Chunk + 'static,

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fn wrap_arc(self) -> Arc<Box<dyn Chunk>>