Database Redesign What SQL command can be used to delete columns from a table? MODIFY TABLE TableName DROP COLUMN ColumnName ALTER TABLE TableName DROP COLUMN ColumnName MODIFY TABLE TableName DROP ColumnName ALTER TABLE TableName DROP ColumnName MODIFY TABLE TableName DROP COLUMN ColumnName ALTER TABLE TableName DROP COLUMN ColumnName MODIFY TABLE TableName DROP ColumnName ALTER TABLE TableName DROP ColumnName ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Because of the need for extensive knowledge of SQL, many database developers choose to automate the redesign process. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign How many copies of the database schema are typically used in the redesign process? Three Two One Four Three Two One Four 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 Because of the importance of making data model changes correctly, many professionals are ________ about using an automated process for database redesign. skeptical None of these optimistic ambivalent skeptical None of these optimistic ambivalent ANSWER DOWNLOAD EXAMIANS APP