Struct diesel::pg::PgQueryBuilder

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pub struct PgQueryBuilder { /* private fields */ }
Available on crate feature postgres_backend only.
Expand description

The PostgreSQL query builder

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impl PgQueryBuilder

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pub fn new() -> Self

Constructs a new query builder with an empty query

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impl Default for PgQueryBuilder

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fn default() -> PgQueryBuilder

Returns the “default value” for a type. Read more
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impl QueryBuilder<Pg> for PgQueryBuilder

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fn push_sql(&mut self, sql: &str)

Add sql to the end of the query being constructed.
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fn push_identifier(&mut self, identifier: &str) -> QueryResult<()>

Quote identifier, and add it to the end of the query being constructed.
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fn push_bind_param(&mut self)

Add a placeholder for a bind parameter to the end of the query being constructed.
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fn push_bind_param_value_only(&mut self)

Increases the internal counter for bind parameters without adding the bind parameter itself to the query
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fn finish(self) -> String

Returns the constructed SQL query.

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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> IntoSql for T

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fn into_sql<T>(self) -> AsExprOf<Self, T>

Convert self to an expression for Diesel’s query builder. Read more
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fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>

Convert &self to an expression for Diesel’s query builder. 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> ErasedDestructor for T
where T: 'static,

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impl<T> MaybeSendSync for T