If one record in Table A matches multiple records in Table B, and one record in Table B matches only one record in Table A, the relationship between Table A and Table B is ().
A: One-to-one
B: One-to-many
C: Many-to-one
D: Many-to-many
A: One-to-one
B: One-to-many
C: Many-to-one
D: Many-to-many
举一反三
- ---How many English books are there on the table?---There is only _____English book on it. A: a B: an C: one D: the
- Two identical records can be stored in one table of database.
- While you are eating, keep________ A: the elbows on the table B: one elbow on the table C: the elbows off the table D: the elbows under the table
- Which one is the title of the second table?
- Which type of RNN is used in sentiment analysis () A: One to One B: One to Many C: Many to One D: Many to Many