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å¨PL/SQLä¸æ¯æ²¡ææ°ç»(Array)æ¦å¿µçãä½æ¯å¦æç¨åºåæ³ç¨Arrayçè¯ï¼å°±å¾åéä¸ä¸ï¼ç¨TYPE åTable of Recordæ¥ä»£æ¿å¤ç»´æ°ç»ï¼ä¸æ ·æºå¥½ç¨çã
emp_type 就好象ä¸ä¸ªtable ä¸çä¸æ¡record ä¸æ ·ï¼éé¢æid, name,genderçãemp_type_array 象个table, éé¢å«æä¸æ¡æ¡è¿æ ·çrecord (emp_type)ï¼å°±è±¡å¤ç»´æ°ç»ä¸æ ·ã
--åç»´æ°ç»
DECLARE
TYPE emp_ssn_array IS TABLE OF NUMBER
INDEX BY BINARY_INTEGER;
best_employees emp_ssn_array;
worst_employees emp_ssn_array;
BEGIN
best_employees(1) := '123456';
best_employees(2) := '888888';
worst_employees(1) := '222222';
worst_employees(2) := '666666';
FOR i IN 1..best_employees.count LOOP
DBMS_OUTPUT.PUT_LINE('i='|| i || ', best_employees= ' ||best_employees(i)
|| ', worst_employees= ' ||worst_employees(i));
END LOOP;
END;
--å¤ç»´æ°ç»
DECLARE
TYPE emp_type IS RECORD
( emp_id employee_table.emp_id%TYPE,
emp_name employee_table.emp_name%TYPE,
emp_gender employee_table.emp_gender%TYPE );
TYPE emp_type_array IS TABLE OF emp_type INDEX BY BINARY_INTEGER;
emp_rec_array emp_type_array;
emp_rec emp_type;
BEGIN
emp_rec.emp_id := 300000000;
emp_rec.emp_name := 'Barbara';
emp_rec.emp_gender := 'Female';
emp_rec_array(1) := emp_rec;
emp_rec.emp_id := 300000008;
emp_rec.emp_name := 'Rick';
emp_rec.emp_gender := 'Male';
emp_rec_array(2) := emp_rec;
FOR i IN 1..emp_rec_array.count LOOP
DBMS_OUTPUT.PUT_LINE('i='||i
||', emp_id ='||emp_rec_array(i).emp_id
||', emp_name ='||emp_rec_array(i).emp_name
||', emp_gender = '||emp_rec_array(i).emp_gender);
END LOOP;
END;
-------------- Result --------------
i=1, emp_id =300000000, emp_name =Barbara, emp_gender = Female
i=2, emp_id =300000008, emp_name =Rick, emp_gender = Male
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