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DataType

Enum DataType 

Source
pub enum DataType {
Show 25 variants Char(Option<u64>), Varchar(Option<u64>), Uuid, Clob(u64), Binary(u64), Varbinary(u64), Blob(u64), Decimal(Option<u64>, Option<u64>), Float(Option<u64>), SmallInt, Int, BigInt, Real, Double, Boolean, Date, Time, Timestamp, Interval, Regclass, Text, Json, Bytea, Custom(ObjectName), Array(Box<DataType>),
}
Expand description

SQL data types

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Char(Option<u64>)

Fixed-length character type e.g. CHAR(10)

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Varchar(Option<u64>)

Variable-length character type e.g. VARCHAR(10)

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Uuid

Uuid type

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Clob(u64)

Large character object e.g. CLOB(1000)

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Binary(u64)

Fixed-length binary type e.g. BINARY(10)

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Varbinary(u64)

Variable-length binary type e.g. VARBINARY(10)

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Blob(u64)

Large binary object e.g. BLOB(1000)

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Decimal(Option<u64>, Option<u64>)

Decimal type with optional precision and scale e.g. DECIMAL(10,2)

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Float(Option<u64>)

Floating point with optional precision e.g. FLOAT(8)

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SmallInt

Small integer

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Int

Integer

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BigInt

Big integer

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Real

Floating point e.g. REAL

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Double

Double e.g. DOUBLE PRECISION

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Boolean

Boolean

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Date

Date

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Time

Time

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Timestamp

Timestamp

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Interval

Interval

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Regclass

Regclass used in postgresql serial

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Text

Text

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Json

Json type

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Bytea

Bytea

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Custom(ObjectName)

Custom type such as enums

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Array(Box<DataType>)

Arrays

Trait Implementations§

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impl Clone for DataType

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fn clone(&self) -> DataType

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

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

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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 Display for DataType

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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 Eq for DataType

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impl Hash for DataType

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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 DataType

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

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for DataType

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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> ToString for T
where T: Display + ?Sized,

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fn to_string(&self) -> String

Converts the given value to a String. Read more
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impl<T, U> TryFrom<U> for T
where 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 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.