Module sql::plan::transform_expr[−][src]

Expand description

Transformations of SQL IR, before decorrelation.

Structs

NO_PARAMS

An empty parameter type map.

Functions

column_type
split_subquery_predicates

Rewrites predicates that contain subqueries so that the subqueries appear in their own later predicate when possible.

try_simplify_quantified_comparisons

Rewrites quantified comparisons into simpler EXISTS operators.