Struct PgLikeReturningClause

pub struct PgLikeReturningClause;

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Indicates that a backend provides support for RETURNING clauses using the postgresql RETURNING syntax

Trait Implementations

impl Clone for PgLikeReturningClause

fn clone(&self) -> PgLikeReturningClause

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for PgLikeReturningClause

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<Expr, DB> QueryFragment<DB, PgLikeReturningClause> for ReturningClause<Expr>

where DB: Backend<ReturningClause = PgLikeReturningClause>, Expr: QueryFragment<DB>,

fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>

Walk over this QueryFragment for all passes.

fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Converts this QueryFragment to its SQL representation.

fn collect_binds<'b>( &'b self, out: &mut DB::BindCollector<'b>, metadata_lookup: &mut DB::MetadataLookup, backend: &'b DB, ) -> QueryResult<()>

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Serializes all bind parameters in this query.

fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Is this query safe to store in the prepared statement cache?

fn is_noop(&self, backend: &DB) -> QueryResult<bool>

Available on crate feature i-implement-a-third-party-backend-and-opt-into-breaking-changes only.

Does walking this AST have any effect?

impl Copy for PgLikeReturningClause

impl SupportsReturningClause for PgLikeReturningClause