Introduction to SQL Table Employee has 10 records. It has a non-NULL SALARY column which is also UNIQUE.The SQL statementSELECT COUNT(*) FROM Employee WHERE SALARY > ANY (SELECT SALARY FROM EMPLOYEE);prints 10 9 0 5 10 9 0 5 ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The command to remove rows from a table 'CUSTOMER' is: DROP FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... REMOVE FROM CUSTOMER ... UPDATE FROM CUSTOMER ... DROP FROM CUSTOMER ... DELETE FROM CUSTOMER WHERE ... REMOVE FROM CUSTOMER ... UPDATE FROM CUSTOMER ... ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL A subquery in an SQL SELECT statement: can only be used with two tables. has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. can only be used with two tables. has a distinct form that cannot be duplicated by a join. can always be duplicated by a join. cannot have its results sorted using ORDER BY. ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL The SQL statement that queries or reads data from a table is ________ . SELECT None of these READ QUERY SELECT None of these READ QUERY ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL ............. joins two or more tables based on a specified column value not equaling a specified column value in another table. OUTER JOIN NON-EQUIJOIN EQUIJOIN NATURAL JOIN OUTER JOIN NON-EQUIJOIN EQUIJOIN NATURAL JOIN ANSWER DOWNLOAD EXAMIANS APP
Introduction to SQL SQL is: a programming language. a data sublanguage. an operating system. a DBMS. a programming language. a data sublanguage. an operating system. a DBMS. ANSWER DOWNLOAD EXAMIANS APP