Introduction to SQL Which SQL statement is used to delete data FROM a database? COLLAPSE REMOVE DELETE ALTER COLLAPSE REMOVE DELETE ALTER ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The command to remove rows from a table 'CUSTOMER' is: REMOVE FROM CUSTOMER ... DROP FROM CUSTOMER ... UPDATE FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... REMOVE FROM CUSTOMER ... DROP FROM CUSTOMER ... UPDATE FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL If you are going to use a combination of three or more AND and OR conditions, it is often easier to use the NOT and NOT IN operators. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The condition in a WHERE clause can refer to only one value. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL WHERE clause: limits the column data that are returned. Neither A nor B are correct. limits the row data are returned. Both A and B are correct. limits the column data that are returned. Neither A nor B are correct. limits the row data are returned. Both A and B are correct. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL Which of the following group functions ignore NULL values? All of these COUNT MAX SUM All of these COUNT MAX SUM ANSWER DOWNLOAD EXAMIANS APP