Function lateral_alias_from_factor

nodedb-sql/src/planner/lateral/plan.rs:276–281

Extract a LATERAL alias from a `TableFactor::Derived`.

(factor: &ast::TableFactor)

/// Extract a LATERAL alias from a `TableFactor::Derived`.
pub fn lateral_alias_from_factor(factor: &ast::TableFactor) -> Option<String> {
    match factor {
        ast::TableFactor::Derived { alias, .. } => alias.as_ref().map(|a| normalize_ident(&a.name)),
        _ => None,
    }
}

/// True when a `TableFactor` is a LATERAL derived subquery.
pub fn is_lateral_derived(factor: &ast::TableFactor) -> bool {