Struct diesel::pg::PgQueryBuilder

source ·
pub struct PgQueryBuilder { /* private fields */ }
Expand description

The PostgreSQL query builder

Implementations§

source§

impl PgQueryBuilder

source

pub fn new() -> Self

Constructs a new query builder with an empty query

Trait Implementations§

source§

impl Default for PgQueryBuilder

source§

fn default() -> PgQueryBuilder

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

impl QueryBuilder<Pg> for PgQueryBuilder

source§

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

Add sql to the end of the query being constructed.
source§

fn push_identifier(&mut self, identifier: &str) -> QueryResult<()>

Quote identifier, and add it to the end of the query being constructed.
source§

fn push_bind_param(&mut self)

Add a placeholder for a bind parameter to the end of the query being constructed.
source§

fn push_bind_param_value_only(&mut self)

Increases the internal counter for bind parameters without adding the bind parameter itself to the query
source§

fn finish(self) -> String

Returns the constructed SQL query.

Auto Trait Implementations§

Blanket Implementations§

source§

impl<T> Any for Twhere T: 'static + ?Sized,

source§

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
source§

impl<T> Borrow<T> for Twhere T: ?Sized,

source§

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
source§

impl<T> BorrowMut<T> for Twhere T: ?Sized,

source§

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
source§

impl<T> From<T> for T

source§

fn from(t: T) -> T

Returns the argument unchanged.

source§

impl<T, U> Into<U> for Twhere U: From<T>,

source§

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

source§

impl<T> IntoSql for T

source§

fn into_sql<T>(self) -> AsExprOf<Self, T>where Self: AsExpression<T> + Sized, T: SqlType + TypedExpressionType,

Convert self to an expression for Diesel’s query builder. Read more
source§

fn as_sql<'a, T>(&'a self) -> AsExprOf<&'a Self, T>where &'a Self: AsExpression<T>, T: SqlType + TypedExpressionType,

Convert &self to an expression for Diesel’s query builder. Read more
source§

impl<T, U> TryFrom<U> for Twhere U: Into<T>,

§

type Error = Infallible

The type returned in the event of a conversion error.
source§

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
source§

impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

§

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.