480 490 500 510 520 020 575 QUESTION 21 A recursive relationship for entity B in a database containing entities A and B,
Posted: Sat May 14, 2022 6:37 pm
480 490 500 510 520 020 575 QUESTION 21 A recursive relationship for entity B in a database containing entities A and B, entity B is related to А B A and B O Band A