Database Redesign Which SQL-92 standard SQL command can be used to change a table name? CHANGE TABLE None of these RENAME TABLE ALTER TABLE CHANGE TABLE None of these RENAME TABLE ALTER TABLE ANSWER DOWNLOAD EXAMIANS APP
Database Redesign It is not easy to build a database correctly the first time. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign A regular subquery is processed from the bottom up. True False True False ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Which of the following modifications may not succeed? Neither of the above actions will succeed Changing a column data type from numeric to char Changing a column data type from char to date Both of the above actions should succeed Neither of the above actions will succeed Changing a column data type from numeric to char Changing a column data type from char to date Both of the above actions should succeed ANSWER DOWNLOAD EXAMIANS APP
Database Redesign Dependency graphs are diagrams that consist of nodes and arcs that show the dependencies of a database. False True False True ANSWER DOWNLOAD EXAMIANS APP
Database Redesign What SQL command can be used to delete columns from a table? MODIFY TABLE TableName DROP ColumnName ALTER TABLE TableName DROP COLUMN ColumnName ALTER TABLE TableName DROP ColumnName MODIFY TABLE TableName DROP COLUMN ColumnName MODIFY TABLE TableName DROP ColumnName ALTER TABLE TableName DROP COLUMN ColumnName ALTER TABLE TableName DROP ColumnName MODIFY TABLE TableName DROP COLUMN ColumnName ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS