单选题Given the following stored procedure:CREATE PROCEDURE increase_salary ( IN p_workdept CHAR(6), OUT p_sum DECIMAL(9,2) ) SET p_sum = (SELECT SUM(salary) FROM employee WHERE workdept=p_workdept);How can this stored procedure be called from the Command Line Processor?()ACALL increase_salary('A00')BVALUES increase_salary('A00')CCALL increase_salary('A00', ?)DVALUES increase_salary('A00', ?)
单选题
Given the following stored procedure:CREATE PROCEDURE increase_salary ( IN p_workdept CHAR(6), OUT p_sum DECIMAL(9,2) ) SET p_sum = (SELECT SUM(salary) FROM employee WHERE workdept=p_workdept);How can this stored procedure be called from the Command Line Processor?()
A
CALL increase_salary('A00')
B
VALUES increase_salary('A00')
C
CALL increase_salary('A00', ?)
D
VALUES increase_salary('A00', ?)
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请说出该程序段的功能。create procedure xxk6(@ a char (8),@ b varchar(10))asbegindelete from scorewhere学号=@ a and课程名=@ bend
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单选题Which of the following tools for DB2 V9 allows a user to create and debug a SQL stored procedure?()AControl CenterBDevelopment CenterCDeveloper WorkbenchDStored Procedure Builder
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单选题Given the following function: CREATE FUNCTION emplist ( ) RETURNS TABLE ( id CHAR(6) , firstname VARCHAR(12) , lastname VARCHAR(15) ) LANGUAGE SQL BEGIN ATOMIC RETURN SELECT EMPNO, FIRSTNME, LASTNAME FROM EMPLOYEE WHERE WORKDEPT IN ('A00', 'B00'); END How can this function be used in an SQL statement?ASELECT TABLE(EMPLIST()) FROM EMPLOYEEBSELECT TABLE(EMPLIST()) AS t FROM EMPLOYEECSELECT EMPLIST(id, firstname, lastname) FROM EMPLOYEEDSELECT id, firstname, lastname FROM TABLE(EMPLIST()) AS t