Struct diesel::backend::sql_dialect::array_comparison::AnsiSqlArrayComparison
source · pub struct AnsiSqlArrayComparison;
Available on crate feature
i-implement-a-third-party-backend-and-opt-into-breaking-changes
only.Expand description
Indicates that this backend requires a single bind
per array element in IN()
and NOT IN()
expression
Trait Implementations§
source§impl Clone for AnsiSqlArrayComparison
impl Clone for AnsiSqlArrayComparison
source§fn clone(&self) -> AnsiSqlArrayComparison
fn clone(&self) -> AnsiSqlArrayComparison
Returns a copy of the value. Read more
1.0.0 · source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moresource§impl Debug for AnsiSqlArrayComparison
impl Debug for AnsiSqlArrayComparison
source§impl<T, U, DB> QueryFragment<DB, AnsiSqlArrayComparison> for In<T, U>where
DB: Backend + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
T: QueryFragment<DB>,
U: QueryFragment<DB> + MaybeEmpty,
impl<T, U, DB> QueryFragment<DB, AnsiSqlArrayComparison> for In<T, U>where
DB: Backend + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
T: QueryFragment<DB>,
U: QueryFragment<DB> + MaybeEmpty,
source§fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
Walk over this
QueryFragment
for all passes. Read moresource§fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
Converts this
QueryFragment
to its SQL representation. Read moresource§fn collect_binds<'b>(
&'b self,
out: &mut DB::BindCollector<'b>,
metadata_lookup: &mut DB::MetadataLookup,
backend: &'b DB,
) -> QueryResult<()>
fn collect_binds<'b>( &'b self, out: &mut DB::BindCollector<'b>, metadata_lookup: &mut DB::MetadataLookup, backend: &'b DB, ) -> QueryResult<()>
Serializes all bind parameters in this query. Read more
source§fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
Is this query safe to store in the prepared statement cache? Read more
source§impl<ST, I, DB> QueryFragment<DB, AnsiSqlArrayComparison> for Many<ST, I>where
DB: Backend + HasSqlType<ST> + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
ST: SingleValue,
I: ToSql<ST, DB>,
impl<ST, I, DB> QueryFragment<DB, AnsiSqlArrayComparison> for Many<ST, I>where
DB: Backend + HasSqlType<ST> + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
ST: SingleValue,
I: ToSql<ST, DB>,
source§fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
Walk over this
QueryFragment
for all passes. Read moresource§fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
Converts this
QueryFragment
to its SQL representation. Read moresource§fn collect_binds<'b>(
&'b self,
out: &mut DB::BindCollector<'b>,
metadata_lookup: &mut DB::MetadataLookup,
backend: &'b DB,
) -> QueryResult<()>
fn collect_binds<'b>( &'b self, out: &mut DB::BindCollector<'b>, metadata_lookup: &mut DB::MetadataLookup, backend: &'b DB, ) -> QueryResult<()>
Serializes all bind parameters in this query. Read more
source§fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
Is this query safe to store in the prepared statement cache? Read more
source§impl<T, U, DB> QueryFragment<DB, AnsiSqlArrayComparison> for NotIn<T, U>where
DB: Backend + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
T: QueryFragment<DB>,
U: QueryFragment<DB> + MaybeEmpty,
impl<T, U, DB> QueryFragment<DB, AnsiSqlArrayComparison> for NotIn<T, U>where
DB: Backend + SqlDialect<ArrayComparison = AnsiSqlArrayComparison>,
T: QueryFragment<DB>,
U: QueryFragment<DB> + MaybeEmpty,
source§fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
fn walk_ast<'b>(&'b self, out: AstPass<'_, 'b, DB>) -> QueryResult<()>
Walk over this
QueryFragment
for all passes. Read moresource§fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
fn to_sql(&self, out: &mut DB::QueryBuilder, backend: &DB) -> QueryResult<()>
Converts this
QueryFragment
to its SQL representation. Read moresource§fn collect_binds<'b>(
&'b self,
out: &mut DB::BindCollector<'b>,
metadata_lookup: &mut DB::MetadataLookup,
backend: &'b DB,
) -> QueryResult<()>
fn collect_binds<'b>( &'b self, out: &mut DB::BindCollector<'b>, metadata_lookup: &mut DB::MetadataLookup, backend: &'b DB, ) -> QueryResult<()>
Serializes all bind parameters in this query. Read more
source§fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
fn is_safe_to_cache_prepared(&self, backend: &DB) -> QueryResult<bool>
Is this query safe to store in the prepared statement cache? Read more
impl Copy for AnsiSqlArrayComparison
Auto Trait Implementations§
impl Freeze for AnsiSqlArrayComparison
impl RefUnwindSafe for AnsiSqlArrayComparison
impl Send for AnsiSqlArrayComparison
impl Sync for AnsiSqlArrayComparison
impl Unpin for AnsiSqlArrayComparison
impl UnwindSafe for AnsiSqlArrayComparison
Blanket Implementations§
source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
source§unsafe fn clone_to_uninit(&self, dst: *mut T)
unsafe fn clone_to_uninit(&self, dst: *mut T)
🔬This is a nightly-only experimental API. (
clone_to_uninit
)