Method plan_upsert

nodedb-sql/src/engine_rules/kv.rs:27–33

(&self, _p: UpsertParams)

    }

    fn plan_upsert(&self, _p: UpsertParams) -> Result<Vec<SqlPlan>> {
        // KV upsert is handled via the KvInsert path (KV PUT is naturally an upsert).
        // Same as plan_insert — KV INSERT uses KvInsert which is already upsert semantics.
        Err(SqlError::Unsupported {
            detail: "KV UPSERT must use the KV insert path (KV PUT is naturally an upsert)".into(),
        })
    }

    fn plan_scan(&self, p: ScanParams) -> Result<SqlPlan> {
        if p.temporal.is_temporal() {