Enum sql_support::MaybeCached

pub enum MaybeCached<'conn> {
    Uncached(Statement<'conn>),
    Cached(CachedStatement<'conn>),
}

MaybeCached is a type that can be used to help abstract over cached and uncached rusqlite statements in a transparent manner.

Variants

Uncached(Statement<'conn>)

Cached(CachedStatement<'conn>)

Implementations

impl<'conn> MaybeCached<'conn>

pub fn prepare(
    conn: &'conn Connection,
    sql: &str,
    cached: bool
) -> Result<MaybeCached<'conn>>

Trait Implementations

impl<'conn> Deref for MaybeCached<'conn>

type Target = Statement<'conn>

The resulting type after dereferencing.

fn deref(&self) -> &Statement<'conn>

Dereferences the value.

impl<'conn> DerefMut for MaybeCached<'conn>

fn deref_mut(&mut self) -> &mut Statement<'conn>

Mutably dereferences the value.

impl<'conn> From<CachedStatement<'conn>> for MaybeCached<'conn>

fn from(stmt: CachedStatement<'conn>) -> Self

Performs the conversion.

impl<'conn> From<Statement<'conn>> for MaybeCached<'conn>

fn from(stmt: Statement<'conn>) -> Self

Performs the conversion.