Function convert_merge_clauses

nodedb-sql/src/planner/merge.rs:212–221

(
    clauses: &[ast::MergeClause],
    target_ref: &str,
    source_ref: &str,
)

// ── WHEN clause conversion ─────────────────────────────────────────────────

fn convert_merge_clauses(
    clauses: &[ast::MergeClause],
    target_ref: &str,
    source_ref: &str,
) -> Result<Vec<MergePlanClause>> {
    clauses
        .iter()
        .map(|c| convert_one_clause(c, target_ref, source_ref))
        .collect()
}

fn convert_one_clause(
    clause: &ast::MergeClause,