pub struct SessionContext { /* private fields */ }
Expand description
Session-level state used to manage transactions and defaults for a client connection.
Implementations§
Source§impl SessionContext
impl SessionContext
pub fn new(default_isolation: IsolationLevel) -> Self
pub fn default_isolation(&self) -> IsolationLevel
pub fn set_default_isolation(&mut self, isolation: IsolationLevel)
pub fn default_access_mode(&self) -> TransactionAccessMode
pub fn set_default_access_mode(&mut self, mode: TransactionAccessMode)
Sourcepub fn set_active_isolation(&mut self, isolation: IsolationLevel)
pub fn set_active_isolation(&mut self, isolation: IsolationLevel)
Apply a new isolation level to the currently active transaction, if one exists.
pub fn autocommit(&self) -> bool
pub fn set_autocommit(&mut self, enabled: bool)
Sourcepub fn pending_session_isolation(&self) -> Option<IsolationLevel>
pub fn pending_session_isolation(&self) -> Option<IsolationLevel>
Retrieve the pending session isolation override that will apply to the next transaction.
Sourcepub fn set_pending_session_isolation(
&mut self,
isolation: Option<IsolationLevel>,
)
pub fn set_pending_session_isolation( &mut self, isolation: Option<IsolationLevel>, )
Record a pending session isolation override that should apply to the next transaction.
pub fn pending_session_access(&self) -> Option<TransactionAccessMode>
pub fn set_pending_session_access( &mut self, mode: Option<TransactionAccessMode>, )
pub fn has_active_transaction(&self) -> bool
pub fn active_txn(&self) -> Option<&Transaction>
pub fn active_txn_mut(&mut self) -> Option<&mut Transaction>
pub fn ensure_active_transaction( &mut self, txn_mgr: &Arc<TransactionManager>, ) -> QuillSQLResult<&mut Transaction>
pub fn set_active_transaction(&mut self, txn: Transaction) -> QuillSQLResult<()>
pub fn take_active_transaction(&mut self) -> Option<Transaction>
pub fn clear_active_transaction(&mut self)
Sourcepub fn apply_transaction_modes(&mut self, modes: &TransactionModes)
pub fn apply_transaction_modes(&mut self, modes: &TransactionModes)
Apply isolation override when a transaction-scoped SET TRANSACTION is issued.
Sourcepub fn apply_session_modes(&mut self, modes: &TransactionModes)
pub fn apply_session_modes(&mut self, modes: &TransactionModes)
Merge SET SESSION TRANSACTION
modes into session defaults.
Auto Trait Implementations§
impl Freeze for SessionContext
impl !RefUnwindSafe for SessionContext
impl Send for SessionContext
impl Sync for SessionContext
impl Unpin for SessionContext
impl !UnwindSafe for SessionContext
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> 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 moreSource§impl<D> OwoColorize for D
impl<D> OwoColorize for D
Source§fn fg<C>(&self) -> FgColorDisplay<'_, C, Self>where
C: Color,
fn fg<C>(&self) -> FgColorDisplay<'_, C, Self>where
C: Color,
Set the foreground color generically Read more
Source§fn bg<C>(&self) -> BgColorDisplay<'_, C, Self>where
C: Color,
fn bg<C>(&self) -> BgColorDisplay<'_, C, Self>where
C: Color,
Set the background color generically. Read more
Source§fn black<'a>(&'a self) -> FgColorDisplay<'a, Black, Self>
fn black<'a>(&'a self) -> FgColorDisplay<'a, Black, Self>
Change the foreground color to black
Source§fn on_black<'a>(&'a self) -> BgColorDisplay<'a, Black, Self>
fn on_black<'a>(&'a self) -> BgColorDisplay<'a, Black, Self>
Change the background color to black
Source§fn red<'a>(&'a self) -> FgColorDisplay<'a, Red, Self>
fn red<'a>(&'a self) -> FgColorDisplay<'a, Red, Self>
Change the foreground color to red
Source§fn on_red<'a>(&'a self) -> BgColorDisplay<'a, Red, Self>
fn on_red<'a>(&'a self) -> BgColorDisplay<'a, Red, Self>
Change the background color to red
Source§fn green<'a>(&'a self) -> FgColorDisplay<'a, Green, Self>
fn green<'a>(&'a self) -> FgColorDisplay<'a, Green, Self>
Change the foreground color to green
Source§fn on_green<'a>(&'a self) -> BgColorDisplay<'a, Green, Self>
fn on_green<'a>(&'a self) -> BgColorDisplay<'a, Green, Self>
Change the background color to green
Source§fn yellow<'a>(&'a self) -> FgColorDisplay<'a, Yellow, Self>
fn yellow<'a>(&'a self) -> FgColorDisplay<'a, Yellow, Self>
Change the foreground color to yellow
Source§fn on_yellow<'a>(&'a self) -> BgColorDisplay<'a, Yellow, Self>
fn on_yellow<'a>(&'a self) -> BgColorDisplay<'a, Yellow, Self>
Change the background color to yellow
Source§fn blue<'a>(&'a self) -> FgColorDisplay<'a, Blue, Self>
fn blue<'a>(&'a self) -> FgColorDisplay<'a, Blue, Self>
Change the foreground color to blue
Source§fn on_blue<'a>(&'a self) -> BgColorDisplay<'a, Blue, Self>
fn on_blue<'a>(&'a self) -> BgColorDisplay<'a, Blue, Self>
Change the background color to blue
Source§fn magenta<'a>(&'a self) -> FgColorDisplay<'a, Magenta, Self>
fn magenta<'a>(&'a self) -> FgColorDisplay<'a, Magenta, Self>
Change the foreground color to magenta
Source§fn on_magenta<'a>(&'a self) -> BgColorDisplay<'a, Magenta, Self>
fn on_magenta<'a>(&'a self) -> BgColorDisplay<'a, Magenta, Self>
Change the background color to magenta
Source§fn purple<'a>(&'a self) -> FgColorDisplay<'a, Magenta, Self>
fn purple<'a>(&'a self) -> FgColorDisplay<'a, Magenta, Self>
Change the foreground color to purple
Source§fn on_purple<'a>(&'a self) -> BgColorDisplay<'a, Magenta, Self>
fn on_purple<'a>(&'a self) -> BgColorDisplay<'a, Magenta, Self>
Change the background color to purple
Source§fn cyan<'a>(&'a self) -> FgColorDisplay<'a, Cyan, Self>
fn cyan<'a>(&'a self) -> FgColorDisplay<'a, Cyan, Self>
Change the foreground color to cyan
Source§fn on_cyan<'a>(&'a self) -> BgColorDisplay<'a, Cyan, Self>
fn on_cyan<'a>(&'a self) -> BgColorDisplay<'a, Cyan, Self>
Change the background color to cyan
Source§fn white<'a>(&'a self) -> FgColorDisplay<'a, White, Self>
fn white<'a>(&'a self) -> FgColorDisplay<'a, White, Self>
Change the foreground color to white
Source§fn on_white<'a>(&'a self) -> BgColorDisplay<'a, White, Self>
fn on_white<'a>(&'a self) -> BgColorDisplay<'a, White, Self>
Change the background color to white
Source§fn default_color<'a>(&'a self) -> FgColorDisplay<'a, Default, Self>
fn default_color<'a>(&'a self) -> FgColorDisplay<'a, Default, Self>
Change the foreground color to the terminal default
Source§fn on_default_color<'a>(&'a self) -> BgColorDisplay<'a, Default, Self>
fn on_default_color<'a>(&'a self) -> BgColorDisplay<'a, Default, Self>
Change the background color to the terminal default
Source§fn bright_black<'a>(&'a self) -> FgColorDisplay<'a, BrightBlack, Self>
fn bright_black<'a>(&'a self) -> FgColorDisplay<'a, BrightBlack, Self>
Change the foreground color to bright black
Source§fn on_bright_black<'a>(&'a self) -> BgColorDisplay<'a, BrightBlack, Self>
fn on_bright_black<'a>(&'a self) -> BgColorDisplay<'a, BrightBlack, Self>
Change the background color to bright black
Source§fn bright_red<'a>(&'a self) -> FgColorDisplay<'a, BrightRed, Self>
fn bright_red<'a>(&'a self) -> FgColorDisplay<'a, BrightRed, Self>
Change the foreground color to bright red
Source§fn on_bright_red<'a>(&'a self) -> BgColorDisplay<'a, BrightRed, Self>
fn on_bright_red<'a>(&'a self) -> BgColorDisplay<'a, BrightRed, Self>
Change the background color to bright red
Source§fn bright_green<'a>(&'a self) -> FgColorDisplay<'a, BrightGreen, Self>
fn bright_green<'a>(&'a self) -> FgColorDisplay<'a, BrightGreen, Self>
Change the foreground color to bright green
Source§fn on_bright_green<'a>(&'a self) -> BgColorDisplay<'a, BrightGreen, Self>
fn on_bright_green<'a>(&'a self) -> BgColorDisplay<'a, BrightGreen, Self>
Change the background color to bright green
Source§fn bright_yellow<'a>(&'a self) -> FgColorDisplay<'a, BrightYellow, Self>
fn bright_yellow<'a>(&'a self) -> FgColorDisplay<'a, BrightYellow, Self>
Change the foreground color to bright yellow
Source§fn on_bright_yellow<'a>(&'a self) -> BgColorDisplay<'a, BrightYellow, Self>
fn on_bright_yellow<'a>(&'a self) -> BgColorDisplay<'a, BrightYellow, Self>
Change the background color to bright yellow
Source§fn bright_blue<'a>(&'a self) -> FgColorDisplay<'a, BrightBlue, Self>
fn bright_blue<'a>(&'a self) -> FgColorDisplay<'a, BrightBlue, Self>
Change the foreground color to bright blue
Source§fn on_bright_blue<'a>(&'a self) -> BgColorDisplay<'a, BrightBlue, Self>
fn on_bright_blue<'a>(&'a self) -> BgColorDisplay<'a, BrightBlue, Self>
Change the background color to bright blue
Source§fn bright_magenta<'a>(&'a self) -> FgColorDisplay<'a, BrightMagenta, Self>
fn bright_magenta<'a>(&'a self) -> FgColorDisplay<'a, BrightMagenta, Self>
Change the foreground color to bright magenta
Source§fn on_bright_magenta<'a>(&'a self) -> BgColorDisplay<'a, BrightMagenta, Self>
fn on_bright_magenta<'a>(&'a self) -> BgColorDisplay<'a, BrightMagenta, Self>
Change the background color to bright magenta
Source§fn bright_purple<'a>(&'a self) -> FgColorDisplay<'a, BrightMagenta, Self>
fn bright_purple<'a>(&'a self) -> FgColorDisplay<'a, BrightMagenta, Self>
Change the foreground color to bright purple
Source§fn on_bright_purple<'a>(&'a self) -> BgColorDisplay<'a, BrightMagenta, Self>
fn on_bright_purple<'a>(&'a self) -> BgColorDisplay<'a, BrightMagenta, Self>
Change the background color to bright purple
Source§fn bright_cyan<'a>(&'a self) -> FgColorDisplay<'a, BrightCyan, Self>
fn bright_cyan<'a>(&'a self) -> FgColorDisplay<'a, BrightCyan, Self>
Change the foreground color to bright cyan
Source§fn on_bright_cyan<'a>(&'a self) -> BgColorDisplay<'a, BrightCyan, Self>
fn on_bright_cyan<'a>(&'a self) -> BgColorDisplay<'a, BrightCyan, Self>
Change the background color to bright cyan
Source§fn bright_white<'a>(&'a self) -> FgColorDisplay<'a, BrightWhite, Self>
fn bright_white<'a>(&'a self) -> FgColorDisplay<'a, BrightWhite, Self>
Change the foreground color to bright white
Source§fn on_bright_white<'a>(&'a self) -> BgColorDisplay<'a, BrightWhite, Self>
fn on_bright_white<'a>(&'a self) -> BgColorDisplay<'a, BrightWhite, Self>
Change the background color to bright white
Source§fn bold<'a>(&'a self) -> BoldDisplay<'a, Self>
fn bold<'a>(&'a self) -> BoldDisplay<'a, Self>
Make the text bold
Source§fn dimmed<'a>(&'a self) -> DimDisplay<'a, Self>
fn dimmed<'a>(&'a self) -> DimDisplay<'a, Self>
Make the text dim
Source§fn italic<'a>(&'a self) -> ItalicDisplay<'a, Self>
fn italic<'a>(&'a self) -> ItalicDisplay<'a, Self>
Make the text italicized
Source§fn underline<'a>(&'a self) -> UnderlineDisplay<'a, Self>
fn underline<'a>(&'a self) -> UnderlineDisplay<'a, Self>
Make the text italicized
Source§fn blink<'a>(&'a self) -> BlinkDisplay<'a, Self>
fn blink<'a>(&'a self) -> BlinkDisplay<'a, Self>
Make the text blink
Source§fn blink_fast<'a>(&'a self) -> BlinkFastDisplay<'a, Self>
fn blink_fast<'a>(&'a self) -> BlinkFastDisplay<'a, Self>
Make the text blink (but fast!)
Source§fn reversed<'a>(&'a self) -> ReversedDisplay<'a, Self>
fn reversed<'a>(&'a self) -> ReversedDisplay<'a, Self>
Swap the foreground and background colors
Hide the text
Source§fn strikethrough<'a>(&'a self) -> StrikeThroughDisplay<'a, Self>
fn strikethrough<'a>(&'a self) -> StrikeThroughDisplay<'a, Self>
Cross out the text
Source§fn color<Color>(&self, color: Color) -> FgDynColorDisplay<'_, Color, Self>where
Color: DynColor,
fn color<Color>(&self, color: Color) -> FgDynColorDisplay<'_, Color, Self>where
Color: DynColor,
Set the foreground color at runtime. Only use if you do not know which color will be used at
compile-time. If the color is constant, use either
OwoColorize::fg
or
a color-specific method, such as OwoColorize::green
, Read moreSource§fn on_color<Color>(&self, color: Color) -> BgDynColorDisplay<'_, Color, Self>where
Color: DynColor,
fn on_color<Color>(&self, color: Color) -> BgDynColorDisplay<'_, Color, Self>where
Color: DynColor,
Set the background color at runtime. Only use if you do not know what color to use at
compile-time. If the color is constant, use either
OwoColorize::bg
or
a color-specific method, such as OwoColorize::on_yellow
, Read moreSource§fn fg_rgb<const R: u8, const G: u8, const B: u8>(
&self,
) -> FgColorDisplay<'_, CustomColor<R, G, B>, Self>
fn fg_rgb<const R: u8, const G: u8, const B: u8>( &self, ) -> FgColorDisplay<'_, CustomColor<R, G, B>, Self>
Set the foreground color to a specific RGB value.
Source§fn bg_rgb<const R: u8, const G: u8, const B: u8>(
&self,
) -> BgColorDisplay<'_, CustomColor<R, G, B>, Self>
fn bg_rgb<const R: u8, const G: u8, const B: u8>( &self, ) -> BgColorDisplay<'_, CustomColor<R, G, B>, Self>
Set the background color to a specific RGB value.
Source§fn truecolor(&self, r: u8, g: u8, b: u8) -> FgDynColorDisplay<'_, Rgb, Self>
fn truecolor(&self, r: u8, g: u8, b: u8) -> FgDynColorDisplay<'_, Rgb, Self>
Sets the foreground color to an RGB value.
Source§fn on_truecolor(&self, r: u8, g: u8, b: u8) -> BgDynColorDisplay<'_, Rgb, Self>
fn on_truecolor(&self, r: u8, g: u8, b: u8) -> BgDynColorDisplay<'_, Rgb, Self>
Sets the background color to an RGB value.