Module scalar 

Re-exports

pub use crate::scalar::columns::Columns;

pub use crate::scalar::eval::Eval;

pub use crate::scalar::optimizable::OptimizableExpr;

Modules

columns

Generic interface for scalar expressions that hold columns.

eval

A trait for things that can evaluate (MirScalarExpr, but eventually LirScalarExpr).

func

like_pattern

optimizable

A trait for scalar expressions that can be optimized inside a MapFilterProject.

proto_domain_limit

Nested message and enum types in ProtoDomainLimit.

proto_eval_error

Nested message and enum types in ProtoEvalError.

reduce 🔒

Rewrite-rule-driven simplification of MirScalarExpr.

Structs

FilterCharacteristics

Filter characteristics that are used for ordering join inputs. This can be created for a Vec<MirScalarExpr>, which represents an AND of predicates.

ProtoDomainLimit

ProtoEvalError

Enums

DomainLimit

EvalError

MirScalarExpr