Struct duckdb::Column

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pub struct Column<'stmt> { /* private fields */ }
Expand description

Information about a column of a DuckDB query.

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impl Column<'_>

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pub fn name(&self) -> &str

Returns the name of the column.

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pub fn decl_type(&self) -> Option<&str>

Returns the type of the column (None for expression).

Trait Implementations§

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impl<'stmt> Debug for Column<'stmt>

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

Formats the value using the given formatter. Read more

Auto Trait Implementations§

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impl<'stmt> Freeze for Column<'stmt>

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impl<'stmt> RefUnwindSafe for Column<'stmt>

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impl<'stmt> Send for Column<'stmt>

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impl<'stmt> Sync for Column<'stmt>

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impl<'stmt> Unpin for Column<'stmt>

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impl<'stmt> UnwindSafe for Column<'stmt>

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> 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, 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.
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impl<T> Allocation for T
where T: RefUnwindSafe + Send + Sync,