## Examples of SQL used to identify "poorly performing" SQL statements. DECLARE deptno scott.dept.deptno%TYPE; deptname scott.dept.dept_name%TYPE; emp_rec scott.emp%ROWTYPE; Cursor C1 is select * from sales; sales_rec C1%ROWTYPE; Type dept_rec is Record ( deptno scott.dept.deptno%TYPE, dname scott.dept.dept_name%TYPE ); New_Emp boolean := FALSE; Max_Emp number constant:= 999999; Nxt_Emp positive := 1; BEGIN . . END;