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HostType

Enum HostType 

Source
pub enum HostType {
    SmallInt {
        signed: bool,
    },
    Integer {
        signed: bool,
    },
    BigInt {
        signed: bool,
    },
    Decimal {
        digits: u32,
        scale: u32,
        signed: bool,
    },
    Zoned {
        digits: u32,
        scale: u32,
        signed: bool,
        sign: Option<SignClause>,
    },
    Real,
    Double,
    Char(u32),
    VarChar(u32),
    Structure(Vec<(usize, HostType)>),
}
Expand description

What a host variable holds, as Db2 reads its COBOL declaration.

Variants§

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SmallInt

Fields

§signed: bool
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Integer

Fields

§signed: bool
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BigInt

Fields

§signed: bool
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Decimal

Fields

§digits: u32
§scale: u32
§signed: bool
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Zoned

Fields

§digits: u32
§scale: u32
§signed: bool
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Real

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Double

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Char(u32)

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VarChar(u32)

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Structure(Vec<(usize, HostType)>)

A host structure: its members’ layout items and types, in order.

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impl Clone for HostType

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fn clone(&self) -> Self

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 HostType

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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 Decode for HostType

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fn decode(r: &mut Reader<'_>) -> Result<Self, ModuleError>

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impl Encode for HostType

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fn encode(&self, w: &mut Writer)

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impl Eq for HostType

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impl PartialEq for HostType

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

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.