Function insertEdge

internal/intent/materialize.go:415–421

insertEdge writes a graph edge with a per-persist monotonic id, so the primary key can never collide within a run's diff materialization.

(tx *sql.Tx, runID, from, to, edgeType, now string, seq *int)

// insertEdge writes a graph edge with a per-persist monotonic id, so the primary
// key can never collide within a run's diff materialization.
func insertEdge(tx *sql.Tx, runID, from, to, edgeType, now string, seq *int) error {
	*seq++
	_, err := tx.Exec(`INSERT INTO graph_edges (id, run_id, from_id, to_id, edge_type, created_at)
		VALUES (?, ?, ?, ?, ?, ?)`,
		fmt.Sprintf("edge-%s-%s-%d", edgeType, runID, *seq), runID, from, to, edgeType, now)
	return err
}

// --- small string helpers shared across the package ---