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VarBinaryDataType

Struct VarBinaryDataType 

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pub struct VarBinaryDataType {
    pub max_length: Option<u32>,
}
Expand description

Variable-length binary data.

Maps to: BYTEA (PostgreSQL), VARBINARY(n) (SQL Server, Snowflake), String (ClickHouse), BINARY (Databricks).

§Example

use razeri_plugin_contract::data_type::VarBinaryDataType;

// Fixed max length
let vb = VarBinaryDataType::new(1024);
assert_eq!(vb.max_length, Some(1024));

// Unlimited length
let blob = VarBinaryDataType::unlimited();
assert_eq!(blob.max_length, None);

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§max_length: Option<u32>

Maximum length in bytes (None = unlimited/MAX).

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impl VarBinaryDataType

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pub fn new(max_length: u32) -> Self

Creates a variable-length binary type with the specified max length in bytes.

§Example
use razeri_plugin_contract::data_type::VarBinaryDataType;

let vb = VarBinaryDataType::new(2048);
assert_eq!(vb.max_length, Some(2048));
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pub fn unlimited() -> Self

Creates an unlimited-length binary type (BYTEA, VARBINARY(MAX), etc.).

§Example
use razeri_plugin_contract::data_type::VarBinaryDataType;

let blob = VarBinaryDataType::unlimited();
assert_eq!(blob.max_length, None);

Trait Implementations§

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impl Clone for VarBinaryDataType

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fn clone(&self) -> VarBinaryDataType

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 VarBinaryDataType

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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 VarBinaryDataType

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impl Hash for VarBinaryDataType

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

Feeds this value into the given Hasher. Read more
1.3.0 · Source§

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 VarBinaryDataType

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

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for VarBinaryDataType

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.