Struct ColumnContext 

pub struct ColumnContext { /* private fields */ }

A context object passed to VirtualTableCursor::column for writing the column value.

Analogous to C SQLite’s sqlite3_context* used with sqlite3_result_*.

Implementations

impl ColumnContext

pub fn new() -> Self

Create a new empty column context.

pub fn set_value(&mut self, val: SqliteValue)

Set the value for this column.

pub fn take_value(&mut self) -> Option<SqliteValue>

Take the value out of this context, leaving None.

Trait Implementations

impl Debug for ColumnContext

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

Formats the value using the given formatter.

impl Default for ColumnContext

fn default() -> ColumnContext

Returns the “default value” for a type.