Struct polars::prelude::OptState [−][src]
pub struct OptState { pub projection_pushdown: bool, pub predicate_pushdown: bool, pub type_coercion: bool, pub simplify_expr: bool, pub agg_scan_projection: bool, pub aggregate_pushdown: bool, pub global_string_cache: bool, pub join_pruning: bool, }
Expand description
State of the allowed optimizations
Fields
projection_pushdown: bool
predicate_pushdown: bool
type_coercion: bool
simplify_expr: bool
agg_scan_projection: bool
Make sure that all needed columns are scannedn
aggregate_pushdown: bool
global_string_cache: bool
join_pruning: bool
Trait Implementations
Auto Trait Implementations
impl RefUnwindSafe for OptState
impl UnwindSafe for OptState
Blanket Implementations
Mutably borrows from an owned value. Read more
pub fn vzip(self) -> V