Oracle²ð·Ö×Ö·û´®º¯Êý
--¶¨ÒåÀàÐÍ
CREATE OR REPLACE TYPE ty_str_split IS TABLE OF VARCHAR2(4000);
--´´½¨º¯Êý
CREATE OR REPLACE FUNCTION f_stringsplit (p_str IN VARCHAR2, p_delimiter IN VARCHAR2)
RETURN ty_str_split PIPELINED
/*****
****×Ö·û´®²ð·Ö,Ï൱ÓÚjava.lang.StringÀàµÄsplit·½·¨
****×¢Òâ:ÐÂÔötypes:CREATE OR REPLACE TYPE ty_str_split IS TABLE OF VARCHAR2 (100);
****´´½¨Õߣº
****ʱ¼ä£º
****ÕªÈ¡ÍøÂç×ÊÔ´
***/
IS
j INT := 0;
i INT := 1;
len INT := 0;
len1 INT := 0;
str VARCHAR2 (100);
BEGIN
len := LENGTH (p_str);
len1 := LENGTH (p_delimiter);
WHILE j < len
LOOP
j := INSTR (p_str, p_delimiter, i);
IF j = 0
THEN
j := len;
str := SUBSTR (p_str, i);
PIPE ROW (str);
IF i >= len
THEN
EXIT;
END IF;
ELSE
str := SUBSTR (p_str, i, j - i);
i := j + len1;
PIPE ROW (str);
END IF;
END LOOP;
RETURN;
END f_stringsplit;
--µ÷ÓÃ
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