pub enum CopyOption {
Format(Ident),
Freeze(bool),
Delimiter(char),
Null(String),
Header(bool),
Quote(char),
Escape(char),
ForceQuote(Vec<Ident>),
ForceNotNull(Vec<Ident>),
ForceNull(Vec<Ident>),
Encoding(String),
}Expand description
An option in COPY statement.
Variants§
Format(Ident)
FORMAT format_name
Freeze(bool)
FREEZE [ boolean ]
Delimiter(char)
DELIMITER ‘delimiter_character’
Null(String)
NULL ‘null_string’
Header(bool)
HEADER [ boolean ]
Quote(char)
QUOTE ‘quote_character’
Escape(char)
ESCAPE ‘escape_character’
ForceQuote(Vec<Ident>)
FORCE_QUOTE { ( column_name [, …] ) | * }
ForceNotNull(Vec<Ident>)
FORCE_NOT_NULL ( column_name [, …] )
ForceNull(Vec<Ident>)
FORCE_NULL ( column_name [, …] )
Encoding(String)
ENCODING ‘encoding_name’
Trait Implementations§
Source§impl Clone for CopyOption
impl Clone for CopyOption
Source§fn clone(&self) -> CopyOption
fn clone(&self) -> CopyOption
Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · 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 CopyOption
impl Debug for CopyOption
Source§impl Display for CopyOption
impl Display for CopyOption
impl Eq for CopyOption
Source§impl Hash for CopyOption
impl Hash for CopyOption
Source§impl Ord for CopyOption
impl Ord for CopyOption
Source§fn cmp(&self, other: &CopyOption) -> Ordering
fn cmp(&self, other: &CopyOption) -> Ordering
1.21.0 (const: unstable) · Source§fn max(self, other: Self) -> Selfwhere
Self: Sized,
fn max(self, other: Self) -> Selfwhere
Self: Sized,
Compares and returns the maximum of two values. Read more
Source§impl PartialEq for CopyOption
impl PartialEq for CopyOption
Source§fn eq(&self, other: &CopyOption) -> bool
fn eq(&self, other: &CopyOption) -> bool
Tests for
self and other values to be equal, and is used by ==.Source§impl PartialOrd for CopyOption
impl PartialOrd for CopyOption
impl StructuralPartialEq for CopyOption
Source§impl Visit for CopyOption
impl Visit for CopyOption
Source§impl VisitMut for CopyOption
impl VisitMut for CopyOption
Source§fn visit<V>(&mut self, visitor: &mut V) -> ControlFlow<<V as VisitorMut>::Break>where
V: VisitorMut,
fn visit<V>(&mut self, visitor: &mut V) -> ControlFlow<<V as VisitorMut>::Break>where
V: VisitorMut,
Mutably visit this node with the provided
VisitorMut. Read moreAuto Trait Implementations§
impl Freeze for CopyOption
impl RefUnwindSafe for CopyOption
impl Send for CopyOption
impl Sync for CopyOption
impl Unpin for CopyOption
impl UnsafeUnpin for CopyOption
impl UnwindSafe for CopyOption
Blanket Implementations§
Source§impl<Source> AccessAs for Source
impl<Source> AccessAs for Source
impl<T> Allocation for T
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
impl<ST, DT> CastableFrom<ST, Initialized, Initialized> for DT
impl<ST, DT> CastableFrom<ST, Uninit, Uninit> for DT
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<Q, K> Comparable<K> for Q
impl<Q, K> Comparable<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§fn equivalent(&self, key: &K) -> bool
fn equivalent(&self, key: &K) -> bool
Compare self to
key and return true if they are equal.Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<Q, K> Equivalent<K> for Q
impl<Q, K> Equivalent<K> for Q
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read more