Trait ColumnIndex

pub trait ColumnIndex: Copy + Debug {
    // Required method
    fn index(self, statement: &Statement<'_>) -> Result<usize>;
}

A type suitable for indexing columns in a prepared statement.

Required Methods

fn index(self, statement: &Statement<'_>) -> Result<usize>

Identify the ordinal position.

The first column has index 0.

Object Safety

This trait is not object safe.

Implementations on Foreign Types

impl ColumnIndex for &str

fn index(self, statement: &Statement<'_>) -> Result<usize>

impl ColumnIndex for usize

fn index(self, statement: &Statement<'_>) -> Result<usize>

Implementors