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Placeholder

drizzle_types::sql

Struct Placeholder 

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pub struct Placeholder;
Expand description

Placeholder marker used for bind parameters before concrete typing.

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impl Clone for Placeholder

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fn clone(&self) -> Self

Returns a duplicate 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 Compatible for Placeholder

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impl Compatible<Any> for Placeholder

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impl Compatible<Any> for Placeholder

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impl Compatible<Any> for Placeholder

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impl Compatible<BigInt> for Placeholder

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impl Compatible<BigIntUnsigned> for Placeholder

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impl Compatible<Binary> for Placeholder

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impl Compatible<Bit> for Placeholder

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impl Compatible<BitString> for Placeholder

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impl Compatible<Blob> for Placeholder

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impl Compatible<Blob> for Placeholder

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impl Compatible<Boolean> for Placeholder

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impl Compatible<Boolean> for Placeholder

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impl Compatible<Bytea> for Placeholder

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impl Compatible<Char> for Placeholder

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impl Compatible<Char> for Placeholder

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impl Compatible<Cidr> for Placeholder

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impl Compatible<Circle> for Placeholder

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impl Compatible<Date> for Placeholder

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impl Compatible<Date> for Placeholder

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impl Compatible<DateTime> for Placeholder

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impl Compatible<Decimal> for Placeholder

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impl Compatible<Double> for Placeholder

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impl Compatible<Enum> for Placeholder

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impl Compatible<Enum> for Placeholder

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impl Compatible<Float4> for Placeholder

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impl Compatible<Float8> for Placeholder

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impl Compatible<Float> for Placeholder

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impl Compatible<Inet> for Placeholder

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impl Compatible<Int2> for Placeholder

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impl Compatible<Int4> for Placeholder

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impl Compatible<Int8> for Placeholder

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impl Compatible<Int> for Placeholder

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impl Compatible<IntUnsigned> for Placeholder

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impl Compatible<Integer> for Placeholder

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impl Compatible<Interval> for Placeholder

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impl Compatible<Json> for Placeholder

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impl Compatible<Json> for Placeholder

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impl Compatible<Jsonb> for Placeholder

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impl Compatible<Line> for Placeholder

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impl Compatible<LineSegment> for Placeholder

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impl Compatible<LineString> for Placeholder

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impl Compatible<LongBlob> for Placeholder

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impl Compatible<LongText> for Placeholder

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impl Compatible<MacAddr8> for Placeholder

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impl Compatible<MacAddr> for Placeholder

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impl Compatible<MediumBlob> for Placeholder

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impl Compatible<MediumInt> for Placeholder

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impl Compatible<MediumIntUnsigned> for Placeholder

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impl Compatible<MediumText> for Placeholder

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impl Compatible<Numeric> for Placeholder

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impl Compatible<Numeric> for Placeholder

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impl Compatible<Placeholder> for Integer

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impl Compatible<Placeholder> for Text

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impl Compatible<Placeholder> for Real

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impl Compatible<Placeholder> for Blob

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impl Compatible<Placeholder> for Numeric

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impl Compatible<Placeholder> for Any

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impl Compatible<Placeholder> for Int2

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impl Compatible<Placeholder> for Int4

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impl Compatible<Placeholder> for Int8

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impl Compatible<Placeholder> for Float4

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impl Compatible<Placeholder> for Float8

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impl Compatible<Placeholder> for Varchar

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impl Compatible<Placeholder> for Text

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impl Compatible<Placeholder> for Char

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impl Compatible<Placeholder> for Bytea

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impl Compatible<Placeholder> for Boolean

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impl Compatible<Placeholder> for Timestamptz

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impl Compatible<Placeholder> for Timestamp

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impl Compatible<Placeholder> for Date

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impl Compatible<Placeholder> for Time

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impl Compatible<Placeholder> for Timetz

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impl Compatible<Placeholder> for Numeric

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impl Compatible<Placeholder> for Uuid

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impl Compatible<Placeholder> for Json

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impl Compatible<Placeholder> for Jsonb

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impl Compatible<Placeholder> for Any

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impl Compatible<Placeholder> for Interval

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impl Compatible<Placeholder> for Inet

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impl Compatible<Placeholder> for Cidr

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impl Compatible<Placeholder> for MacAddr

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impl Compatible<Placeholder> for MacAddr8

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impl Compatible<Placeholder> for Point

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impl Compatible<Placeholder> for LineString

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impl Compatible<Placeholder> for Rect

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impl Compatible<Placeholder> for BitString

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impl Compatible<Placeholder> for Line

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impl Compatible<Placeholder> for LineSegment

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impl Compatible<Placeholder> for Polygon

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impl Compatible<Placeholder> for Circle

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impl Compatible<Placeholder> for Enum

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impl Compatible<Placeholder> for TinyInt

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impl Compatible<Placeholder> for TinyIntUnsigned

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impl Compatible<Placeholder> for SmallInt

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impl Compatible<Placeholder> for SmallIntUnsigned

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impl Compatible<Placeholder> for MediumInt

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impl Compatible<Placeholder> for MediumIntUnsigned

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impl Compatible<Placeholder> for Int

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impl Compatible<Placeholder> for IntUnsigned

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impl Compatible<Placeholder> for BigInt

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impl Compatible<Placeholder> for BigIntUnsigned

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impl Compatible<Placeholder> for Float

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impl Compatible<Placeholder> for Double

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impl Compatible<Placeholder> for Decimal

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impl Compatible<Placeholder> for Boolean

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impl Compatible<Placeholder> for Char

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impl Compatible<Placeholder> for Varchar

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impl Compatible<Placeholder> for TinyText

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impl Compatible<Placeholder> for Text

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impl Compatible<Placeholder> for MediumText

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impl Compatible<Placeholder> for LongText

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impl Compatible<Placeholder> for Binary

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impl Compatible<Placeholder> for Varbinary

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impl Compatible<Placeholder> for TinyBlob

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impl Compatible<Placeholder> for Blob

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impl Compatible<Placeholder> for MediumBlob

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impl Compatible<Placeholder> for LongBlob

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impl Compatible<Placeholder> for Json

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impl Compatible<Placeholder> for Date

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impl Compatible<Placeholder> for Time

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impl Compatible<Placeholder> for DateTime

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impl Compatible<Placeholder> for Timestamp

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impl Compatible<Placeholder> for Year

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impl Compatible<Placeholder> for Enum

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impl Compatible<Placeholder> for Set

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impl Compatible<Placeholder> for Bit

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impl Compatible<Placeholder> for Any

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impl Compatible<Point> for Placeholder

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impl Compatible<Polygon> for Placeholder

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impl Compatible<Real> for Placeholder

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impl Compatible<Rect> for Placeholder

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impl Compatible<Set> for Placeholder

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impl Compatible<SmallInt> for Placeholder

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impl Compatible<SmallIntUnsigned> for Placeholder

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impl Compatible<Text> for Placeholder

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impl Compatible<Text> for Placeholder

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impl Compatible<Text> for Placeholder

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impl Compatible<Time> for Placeholder

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impl Compatible<Time> for Placeholder

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impl Compatible<Timestamp> for Placeholder

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impl Compatible<Timestamp> for Placeholder

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impl Compatible<Timestamptz> for Placeholder

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impl Compatible<Timetz> for Placeholder

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impl Compatible<TinyBlob> for Placeholder

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impl Compatible<TinyInt> for Placeholder

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impl Compatible<TinyIntUnsigned> for Placeholder

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impl Compatible<TinyText> for Placeholder

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impl Compatible<Uuid> for Placeholder

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impl Compatible<Varbinary> for Placeholder

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impl Compatible<Varchar> for Placeholder

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impl Compatible<Varchar> for Placeholder

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impl Compatible<Year> for Placeholder

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impl Copy for Placeholder

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impl DataType for Placeholder

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impl Debug for Placeholder

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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 Placeholder

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fn default() -> Self

Returns the “default value” for a type. Read more
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impl Eq for Placeholder

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impl Hash for Placeholder

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fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher. Read more
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fn hash_slice<H>(data: &[Self], state: &mut H)
where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher. Read more
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impl PartialEq for Placeholder

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fn eq(&self, other: &Self) -> bool

Equality operator ==. Read more
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fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for Placeholder

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impl Textual for Placeholder

Auto Trait Implementations§

Blanket Implementations§

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impl<T> Any for T
where 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 T
where 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 T
where 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> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
Performs copy-assignment from self to dest. 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 T
where 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 T
where 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 T
where U: Into<T>,

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type Error = !

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

Performs the conversion.
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impl<T, U> TryInto<U> for T
where 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.