Struct odbc_iter::Column

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pub struct Column<'r, 's, 'c, S, C: Configuration> {
    pub column_type: &'r ColumnType,
    pub configuration: &'s C,
    /* private fields */
}
Expand description

Represents SQL table column which can be converted to Rust native type.

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§column_type: &'r ColumnType

Type information about this column

§configuration: &'s C

Data access configuration

Implementations§

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impl<'r, 's, 'c, S, C: Configuration> Column<'r, 's, 'c, S, C>

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pub fn into_bool(self) -> Result<Option<bool>, DatumAccessError>

Reads bool value from column.

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pub fn into_i8(self) -> Result<Option<i8>, DatumAccessError>

Reads i8 value from column.

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pub fn into_i16(self) -> Result<Option<i16>, DatumAccessError>

Reads i16 value from column.

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pub fn into_i32(self) -> Result<Option<i32>, DatumAccessError>

Reads i32 value from column.

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pub fn into_i64(self) -> Result<Option<i64>, DatumAccessError>

Reads i64 value from column.

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pub fn into_f32(self) -> Result<Option<f32>, DatumAccessError>

Reads f32 value from column.

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pub fn into_f64(self) -> Result<Option<f64>, DatumAccessError>

Reads f64 value from column.

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pub fn into_string(self) -> Result<Option<String>, DatumAccessError>

Reads String value from column.

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pub fn into_timestamp(self) -> Result<Option<SqlTimestamp>, DatumAccessError>

Reads SqlTimestamp value from column.

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pub fn into_date(self) -> Result<Option<SqlDate>, DatumAccessError>

Reads SqlDate value from column.

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pub fn into_time(self) -> Result<Option<SqlSsTime2>, DatumAccessError>

Reads SqlSsTime2 value from column.

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pub fn index(&self) -> u16

Gets column number in the row (first column is 0)

Trait Implementations§

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impl<'r, 's, 'c, S, C: Configuration> Debug for Column<'r, 's, 'c, S, C>

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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<'r, 's, 'c, S, C> RefUnwindSafe for Column<'r, 's, 'c, S, C>where C: RefUnwindSafe, S: RefUnwindSafe,

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impl<'r, 's, 'c, S, C> !Send for Column<'r, 's, 'c, S, C>

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impl<'r, 's, 'c, S, C> !Sync for Column<'r, 's, 'c, S, C>

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impl<'r, 's, 'c, S, C> Unpin for Column<'r, 's, 'c, S, C>where 'c: 'r, 's: 'r,

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impl<'r, 's, 'c, S, C> !UnwindSafe for Column<'r, 's, 'c, S, C>

Blanket Implementations§

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impl<T> Any for Twhere 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 Twhere 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 Twhere 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 Twhere 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> ToErrorNoContext<T> for T

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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
const: unstable · source§

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 Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
const: unstable · source§

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.
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impl<E, C> WrapContext<C> for E

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type ContextError = ErrorContext<E, C>

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fn wrap_context(self, context: C) -> ErrorContext<E, C>