Struct dbcrossbarlib::DestinationArguments

pub struct DestinationArguments<ArgumentState> { /* private fields */ }

Data destination arguments.

Implementations

impl DestinationArguments<Unverified>

pub fn new( driver_args: DriverArguments, format: Option<DataFormat>, if_exists: IfExists ) -> Self

Construct a new DestinationArguments.

pub fn for_temporary() -> Self

Construct a new DestinationArguments with typical values for a temporary storage location.

pub fn with_format_csv(self) -> Result<Self>

Set the format to CSV, returning an error if it was already set. This is used by the csv: driver for backwards compatibility.

pub fn verify( self, features: Features ) -> Result<DestinationArguments<Verified>>

Verify that this structure only contains supported arguments. This uses the type state pattern to keep track of whether our arguments have been verified to be supported.

impl DestinationArguments<Verified>

pub fn driver_args(&self) -> &DriverArguments

Driver-specific arguments for our data destination.

pub fn format(&self) -> Option<&DataFormat>

The format for data associated with this locator, if applicable.

pub fn if_exists(&self) -> &IfExists

What to do it the destination already exists.

Trait Implementations

impl<ArgumentState: Clone> Clone for DestinationArguments<ArgumentState>

fn clone(&self) -> DestinationArguments<ArgumentState>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<ArgumentState: Debug> Debug for DestinationArguments<ArgumentState>

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

Formats the value using the given formatter.

impl<ArgumentState: Default> Default for DestinationArguments<ArgumentState>

fn default() -> DestinationArguments<ArgumentState>

Returns the “default value” for a type.