--Oracle12c不再支持该函数，需要手动处理

--管理员登录授权给用户权限

GRANT CREATE SYNONYM TO c##sdic;

/

--创建 TYPE

CREATE OR REPLACE TYPE WM_CONCAT_IMPL AS OBJECT

(

CURR_STR VARCHAR2(32767),

STATIC FUNCTION ODCIAGGREGATEINITIALIZE(SCTX IN OUT WM_CONCAT_IMPL) RETURN NUMBER,

MEMBER FUNCTION ODCIAGGREGATEITERATE(SELF IN OUT WM_CONCAT_IMPL,

P1 IN VARCHAR2) RETURN NUMBER,

MEMBER FUNCTION ODCIAGGREGATETERMINATE(SELF IN WM_CONCAT_IMPL,

RETURNVALUE OUT VARCHAR2,

FLAGS IN NUMBER)

RETURN NUMBER,

MEMBER FUNCTION ODCIAGGREGATEMERGE(SELF IN OUT WM_CONCAT_IMPL,

SCTX2 IN WM_CONCAT_IMPL) RETURN NUMBER

);

/

--定义类型body:

CREATE OR REPLACE TYPE BODY WM_CONCAT_IMPL

IS

STATIC FUNCTION ODCIAGGREGATEINITIALIZE(SCTX IN OUT WM_CONCAT_IMPL)

RETURN NUMBER

IS

BEGIN

SCTX := WM_CONCAT_IMPL(NULL) ;

RETURN ODCICONST.SUCCESS;

END;

MEMBER FUNCTION ODCIAGGREGATEITERATE(SELF IN OUT WM_CONCAT_IMPL,

P1 IN VARCHAR2)

RETURN NUMBER

IS

BEGIN

IF(CURR_STR IS NOT NULL) THEN

CURR_STR := CURR_STR || ',' || P1;

ELSE

CURR_STR := P1;

END IF;

RETURN ODCICONST.SUCCESS;

END;

MEMBER FUNCTION ODCIAGGREGATETERMINATE(SELF IN WM_CONCAT_IMPL,

RETURNVALUE OUT VARCHAR2,

FLAGS IN NUMBER)

RETURN NUMBER

IS

BEGIN

RETURNVALUE := CURR_STR ;

RETURN ODCICONST.SUCCESS;

END;

MEMBER FUNCTION ODCIAGGREGATEMERGE(SELF IN OUT WM_CONCAT_IMPL,

SCTX2 IN WM_CONCAT_IMPL)

RETURN NUMBER

IS

BEGIN

IF(SCTX2.CURR_STR IS NOT NULL) THEN

SELF.CURR_STR := SELF.CURR_STR || ',' || SCTX2.CURR_STR ;

END IF;

RETURN ODCICONST.SUCCESS;

END;

END;

/

--自定义行变列函数:

CREATE OR REPLACE FUNCTION wm_concat(P1 VARCHAR2)

RETURN VARCHAR2 AGGREGATE USING WM_CONCAT_IMPL ;

/

--创建同义词并授权

create public synonym WM_CONCAT_IMPL for sys.WM_CONCAT_IMPL

/

create public synonym wm_concat for sys.wm_concat

/

grant execute on WM_CONCAT_IMPL to public

/

grant execute on wm_concat to public

/