duckdb_copy_callback_t

Type Alias duckdb_copy_callback_t 

Source
pub type duckdb_copy_callback_t = Option<unsafe extern "C" fn(data: *mut c_void) -> *mut c_void>;
Expand description

! The callback to copy data, e.g., bind data (if any).

Aliased Type§

pub enum duckdb_copy_callback_t {
    None,
    Some(unsafe extern "C" fn(*mut c_void) -> *mut c_void),
}

Variants§

§1.0.0

None

No value.

§1.0.0

Some(unsafe extern "C" fn(*mut c_void) -> *mut c_void)

Some value of type T.