Database Redesign Database redesign is not terribly difficult if the: database has no data. database is structured. database is relatively small. database is well-designed. database has no data. database is structured. database is relatively small. database is well-designed. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign What SQL command can be used to delete columns from a table? 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 MODIFY TABLE TableName DROP COLUMN ColumnName ALTER TABLE TableName DROP COLUMN ColumnName MODIFY TABLE TableName DROP ColumnName ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Database redesign is especially difficult if the database has no data. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which of the following modifications may not succeed? Both of the above actions should succeed Changing a column data type from numeric to char Changing a column data type from char to date Neither of the above actions will succeed Both of the above actions should succeed Changing a column data type from numeric to char Changing a column data type from char to date Neither of the above actions will succeed ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A tool that can help designers understand the dependencies of database structures is a: None of these graphical display. data model. dependency graph. None of these graphical display. data model. dependency graph. ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Although creating test databases is a critical and necessary job, there are few career opportunities in this area. True False True False ANSWER DOWNLOAD EXAMIANS APP
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