Database Redesign How many copies of the database schema are typically used in the redesign process? One Two Four Three One Two Four Three ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which is not true of a correlated subquery? They can be used to verify functional dependencies. The processing of the SELECT statements is nested. They are very similar to a regular subquery. EXISTS/NOT EXISTS is a form of a correlated subquery. They can be used to verify functional dependencies. The processing of the SELECT statements is nested. They are very similar to a regular subquery. EXISTS/NOT EXISTS is a form of a correlated subquery. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign To drop a column that is used as a foreign key, first: drop the primary key. 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. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A correlated subquery is processed as a nested subquery. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Because of the importance of making data model changes correctly, many professionals are ________ about using an automated process for database redesign. skeptical ambivalent None of these optimistic skeptical ambivalent None of these optimistic ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery is processed from the bottom up. False True False True ANSWER DOWNLOAD EXAMIANS APP
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