Struct EvaluationContext 

pub struct EvaluationContext { /* private fields */ }

Context for query evaluation that can cache expensive computations like compiled regexes across multiple row evaluations

Implementations

impl EvaluationContext

pub fn new(case_insensitive: bool) -> Self

pub fn get_or_compile_like_regex( &mut self, like_pattern: &str, ) -> Result<Arc<Regex>, String>

Get or compile a regex for a SQL LIKE pattern

pub fn get_stats(&self) -> (usize, usize)

pub fn is_case_insensitive(&self) -> bool

Trait Implementations

impl Clone for EvaluationContext

fn clone(&self) -> EvaluationContext

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for EvaluationContext

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

Formats the value using the given formatter.

impl Default for EvaluationContext

fn default() -> Self

Returns the “default value” for a type.