Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database.
Answer: Option A
A. Changing a column data type from char to date
B. Changing a column data type from numeric to char
C. Both of the above actions should succeed
D. Neither of the above actions will succeed
A. database is structured.
B. database is well-designed.
C. database has no data.
D. database is relatively small.
A. RENAME TABLE
B. CHANGE TABLE
C. ALTER TABLE
D. None of the above is correct