Oracle PLSQL Demo - 24.分隔字串function

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-- refer: -- http://www.cnblogs.com/gnielee/archive/2009/09/09/1563154.html-- http://www.cnblogs.com/yudy/archive/2012/07/18/2597874.htmlCREATE OR REPLACE TYPE ty_str_split IS TABLE OF VARCHAR2 (4000);CREATE OR REPLACE FUNCTION splitstr(p_string IN VARCHAR2, p_delimiter IN VARCHAR2  := ‘,‘)    RETURN ty_str_split     PIPELINEDAS    v_length   NUMBER := LENGTH(p_string);    v_start    NUMBER := 1;    v_index    NUMBER;    v_length_delimiter NUMBER := LENGTH(p_delimiter);BEGIN    WHILE(v_start <= v_length) LOOP        v_index := INSTR(p_string, p_delimiter, v_start);        IF v_index = 0 THEN            PIPE ROW(SUBSTR(p_string, v_start));            v_start := v_length + 1;        ELSE            PIPE ROW(SUBSTR(p_string, v_start, v_index - v_start));            v_start := v_index + v_length_delimiter;        END IF;    END LOOP;    RETURN;END splitstr;

 

Oracle PLSQL Demo - 24.分隔字串function