Database Redesign To drop a column that is used as a foreign key, first: drop the table containing the foreign key. All of these drop the foreign key constraint. drop the primary key. drop the table containing the foreign key. All of these drop the foreign key constraint. drop the primary key. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign The process of reading a database schema and producing a data model from that schema is known as: None of these database design. data modeling. reverse engineering. None of these database design. data modeling. reverse engineering. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Adding null columns to a table is straightforward. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign If a database is built correctly the first time, it will not have to be redesigned. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery can be processed: from the top down. by nesting. from the bottom up. None of these from the top down. by nesting. from the bottom up. None of these ANSWER DOWNLOAD EXAMIANS APP