Struct pgx_pg_sys::CustomExecMethods

#[repr(C)]
pub struct CustomExecMethods {

    pub CustomName: *const c_char,
    pub BeginCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, estate: *mut EState, eflags: c_int)>,
    pub ExecCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState) -> *mut TupleTableSlot>,
    pub EndCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>,
    pub ReScanCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>,
    pub MarkPosCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>,
    pub RestrPosCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>,
    pub EstimateDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext) -> Size>,
    pub InitializeDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext, coordinate: *mut c_void)>,
    pub ReInitializeDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext, coordinate: *mut c_void)>,
    pub InitializeWorkerCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, toc: *mut shm_toc, coordinate: *mut c_void)>,
    pub ShutdownCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>,
    pub ExplainCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, ancestors: *mut List, es: *mut ExplainState)>,
}

Fields

CustomName: *const c_char

BeginCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, estate: *mut EState, eflags: c_int)>

ExecCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState) -> *mut TupleTableSlot>

EndCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>

ReScanCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>

MarkPosCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>

RestrPosCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>

EstimateDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext) -> Size>

InitializeDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext, coordinate: *mut c_void)>

ReInitializeDSMCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, pcxt: *mut ParallelContext, coordinate: *mut c_void)>

InitializeWorkerCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, toc: *mut shm_toc, coordinate: *mut c_void)>

ShutdownCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState)>

ExplainCustomScan: Option<unsafe extern "C" fn(node: *mut CustomScanState, ancestors: *mut List, es: *mut ExplainState)>

Trait Implementations

impl Clone for CustomExecMethods

fn clone(&self) -> CustomExecMethods

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for CustomExecMethods

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

Formats the value using the given formatter.

impl Default for CustomExecMethods

fn default() -> Self

Returns the “default value” for a type.

impl Copy for CustomExecMethods