Function analyze_executable_plan_for_cache 

pub fn analyze_executable_plan_for_cache(
    context: &StatementAnalysisContext<'_>,
    plan: &mut UnifiedPlan,
    params: &[SQLParam],
) -> Result<(AnalyzedResult, bool), SQLError>

Analyze once and report whether the converted inputs can be reused by a later ordinary message. Prepared definitions use their separate creation lifetime.