Type Alias PreParseColumnRefHook

pub type PreParseColumnRefHook = Option<unsafe extern "C" fn(pstate: *mut ParseState, cref: *mut ColumnRef) -> *mut Node>;

Aliased Type

enum PreParseColumnRefHook {
    None,
    Some(unsafe extern "C" fn(_: *mut ParseState, _: *mut ColumnRef) -> *mut Node),
}

Variants

None

No value.

Some(unsafe extern "C" fn(_: *mut ParseState, _: *mut ColumnRef) -> *mut Node)

Some value of type T.