Enum SelectColumnImpl

pub enum SelectColumnImpl<'until_build> {
    SQLite(SelectColumnData<'until_build>),
    MySQL(SelectColumnData<'until_build>),
    Postgres(SelectColumnData<'until_build>),
}

Representation of the column selector and implementation of the SelectColumn trait.

Should only be constructed via DBImpl::select_column.

Variants

SQLite(SelectColumnData<'until_build>)

Available on crate feature sqlite only.

SQLite representation of a column selector expression.

MySQL(SelectColumnData<'until_build>)

Available on crate feature mysql only.

MySQL representation of a column selector expression.

Postgres(SelectColumnData<'until_build>)

Available on crate feature postgres only.

Postgres representation of a column selector expression.

Trait Implementations

impl<'until_build> Clone for SelectColumnImpl<'until_build>

fn clone(&self) -> SelectColumnImpl<'until_build>

Returns a copy of the value.

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

Performs copy-assignment from source.

impl<'until_build> Debug for SelectColumnImpl<'until_build>

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

Formats the value using the given formatter.

impl SelectColumn for SelectColumnImpl<'_>

fn build(&self, s: &mut String)

Build the column selector in the provided String.