Struct hdbconnect::ParameterDescriptors

pub struct ParameterDescriptors(/* private fields */);

Describes a set of IN, INOUT, and OUT parameters. Can be empty.

Implementations

impl ParameterDescriptors

pub fn iter_in(&self) -> impl Iterator<Item = &ParameterDescriptor>

Produces an iterator that returns the IN and INOUT parameters.

pub fn iter_out(&self) -> impl Iterator<Item = &ParameterDescriptor>

Produces an iterator that returns the INOUT and OUT parameters.

pub fn has_in(&self) -> bool

Returns true if at least one IN or INOUT parameter is contained.

pub fn len(&self) -> usize

Returns number of contained descriptors.

pub fn is_empty(&self) -> bool

Returns true exactly if the lsit is empty.

Trait Implementations

impl Debug for ParameterDescriptors

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

Formats the value using the given formatter.

impl Default for ParameterDescriptors

fn default() -> ParameterDescriptors

Returns the “default value” for a type.

impl Index<usize> for ParameterDescriptors

type Output = ParameterDescriptor

The returned type after indexing.

fn index(&self, index: usize) -> &<ParameterDescriptors as Index<usize>>::Output

Performs the indexing (container[index]) operation.