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InsertQuery

Struct InsertQuery 

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pub struct InsertQuery {
    pub with: With,
    pub or: Option<Or>,
    pub table: TableRef,
    pub values: Values,
    pub upserts: Vec<ConflictClause>,
    pub returning: Returning,
}
Expand description

A SQLite INSERT.

From https://www.sqlite.org/lang_insert.html:

[ WITH [ RECURSIVE ] common-table-expression [, ...] ]
INSERT [ OR { ROLLBACK | ABORT | REPLACE | FAIL | IGNORE } ]
    INTO [ schema. ] table [ AS alias ] [ ( column [, ...] ) ]
    { VALUES ( expr [, ...] ) [, ...] [ upsert-clause ]
    | select-stmt [ upsert-clause ]
    | DEFAULT VALUES }
    [ RETURNING result-column [, ...] ]

DEFAULT VALUES is the alternative Values cannot represent — an absent clause has to render nothing — so an empty Values is what DEFAULT VALUES is here, and this query writes the keywords itself. Note from the grammar that DEFAULT VALUES admits no upsert-clause; a row of defaults conflicts with nothing worth updating, and SQLite refuses the combination.

A source select-stmt with an upsert-clause after it must have a WHERE, even a trivial one, or the parser reads the ON as the start of a join condition. That is SQLite’s rule, not this type’s, and it is left to the parser to say so — with an unusually clear message.

Fields§

§with: With

WITH ….

§or: Option<Or>

OR REPLACE and friends. None is the default, ABORT.

§table: TableRef

The target: table, optional alias, and the insert column list.

§values: Values

The rows, or the query to insert the results of. Empty means DEFAULT VALUES.

§upserts: Vec<ConflictClause>

The upsert-clause list. SQLite 3.35 and later accept several, tried in order, and only the last may omit its conflict target.

§returning: Returning

RETURNING …. SQLite 3.35 and later.

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impl InsertQuery

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pub fn new() -> InsertQuery

An INSERT with nothing set yet.

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pub fn apply(&mut self, mods: impl Mod<InsertQuery>)

Apply more mods to an existing query.

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impl Clone for InsertQuery

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fn clone(&self) -> InsertQuery

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 InsertQuery

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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 InsertQuery

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fn default() -> InsertQuery

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

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fn write_sql(&self, w: &mut SqlWriter<'_>)

Append this fragment to w. Read more
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impl HasOr for InsertQuery

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fn or_mut(&mut self) -> &mut Option<Or>

The conflict algorithm to modify.
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impl HasReturning for InsertQuery

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fn returning_mut(&mut self) -> &mut Returning

The RETURNING clause to modify.
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impl HasTableRef for InsertQuery

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fn table_ref_mut(&mut self) -> &mut TableRef

The table reference to modify.
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impl HasUpserts for InsertQuery

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fn upserts_mut(&mut self) -> &mut Vec<ConflictClause>

The upsert clauses to modify.
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impl HasValues for InsertQuery

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fn values_mut(&mut self) -> &mut Values

The row source to modify.
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impl HasWith for InsertQuery

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fn with_mut(&mut self) -> &mut With

The WITH clause to modify.
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impl IntoExpr for InsertQuery

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fn into_expr(self) -> Expr

Perform the conversion.
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impl IntoExprList for InsertQuery

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fn into_expr_list(self) -> Vec<Expr>

Perform the conversion.
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impl Query for InsertQuery

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fn query_type(&self) -> QueryType

Which statement this renders.
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fn dialect(&self) -> &dyn Dialect

The dialect this query renders itself in. Read more
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fn build(&self) -> Result<(String, Vec<Value>), Error>

Render to SQL and arguments, numbering placeholders from 1. Read more
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fn build_from(&self, start: usize) -> Result<(String, Vec<Value>), Error>

build with a different first placeholder position, for splicing into a statement that already has arguments — bob’s BuildN.
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impl<H, L, M> QueryExtensions<H, L, M> for InsertQuery

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fn hooks(&self) -> &[Hook]

Hooks to run before this query executes.
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fn loaders(&self) -> &[Loader]

Loaders to run after this query executes, for eagerly loaded relations.
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fn mapper_mods(&self) -> &[MapperMod]

Adjustments to the row mapper, for relations loaded in the same query.

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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, 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> 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.