Struct pgrx_pg_sys::TupleTableSlotOps

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#[repr(C)]
pub struct TupleTableSlotOps {
    pub base_slot_size: usize,
    pub init: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>,
    pub release: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>,
    pub clear: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>,
    pub getsomeattrs: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot, natts: c_int)>,
    pub getsysattr: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot, attnum: c_int, isnull: *mut bool) -> Datum>,
    pub materialize: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>,
    pub copyslot: Option<unsafe extern "C" fn(dstslot: *mut TupleTableSlot, srcslot: *mut TupleTableSlot)>,
    pub get_heap_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> HeapTuple>,
    pub get_minimal_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> MinimalTuple>,
    pub copy_heap_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> HeapTuple>,
    pub copy_minimal_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> MinimalTuple>,
}

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§base_slot_size: usize§init: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>§release: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>§clear: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>§getsomeattrs: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot, natts: c_int)>§getsysattr: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot, attnum: c_int, isnull: *mut bool) -> Datum>§materialize: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot)>§copyslot: Option<unsafe extern "C" fn(dstslot: *mut TupleTableSlot, srcslot: *mut TupleTableSlot)>§get_heap_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> HeapTuple>§get_minimal_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> MinimalTuple>§copy_heap_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> HeapTuple>§copy_minimal_tuple: Option<unsafe extern "C" fn(slot: *mut TupleTableSlot) -> MinimalTuple>

Trait Implementations§

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impl Clone for TupleTableSlotOps

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fn clone(&self) -> TupleTableSlotOps

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for TupleTableSlotOps

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

Formats the value using the given formatter. Read more
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impl Default for TupleTableSlotOps

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fn default() -> TupleTableSlotOps

Returns the “default value” for a type. Read more
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impl Copy for TupleTableSlotOps

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.