A. Row tables are loaded into memory. Column tables are loaded. Open transactions are recovered. Aborted transactions are rolled back.
B. Aborted transactions are rolled back. Open transactions are recovered. Row tables are
loaded into memory. Column tables are loaded.
C. Row tables are loaded into memory. Open transactions are recovered. Aborted transactions are rolled back. Column tables are loaded.
D. Aborted transactions are rolled back. Row tables are loaded into memory. Open transactions are recovered. Column tables are loaded.