oracle——存储过程

CREATE OR REPLACE PACKAGE BAWQ_PROC_PAGE IS    -- BAWQ_PROC_PAGE  是包头名
    TYPE T_CURSOR IS REF CURSOR;    --动态游标
    PROCEDURE PROC_PAGE  --存储过程名字
    (
              CS_ZB IN INT :=20,
              pageNumber IN INT,
              pageSize IN INT,
              SUM1 out INT ,
              p_ReCursor0 out T_CURSOR
      );
END BAWQ_PROC_PAGE;

CREATE OR REPLACE PACKAGE BODY BAWQ_PROC_PAGE IS
PROCEDURE PROC_PAGE
(
    CS_ZB IN INT :=20,
    pageNumber IN INT,
    pageSize IN INT,
    SUM1 out INT ,
    p_ReCursor0 out T_CURSOR
) IS
BEGIN
    if pageNumber is not null and pageSize is not null
    then
          select   COUNT(1) into  SUM1 from
        (
            select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10  union all
            select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10 UNION ALL
            select ‘省‘,‘市‘,‘县‘,-120 今年销售额,-120 去年销售额  from dual WHERE CS_ZB>10
            union all
            select ‘省‘,‘市‘,‘县‘,null 今年销售额,null 去年销售额  from dual  WHERE CS_ZB>10
            union all
            select ‘省‘,‘市‘,‘县‘,0 今年销售额,0 去年销售额  from dual WHERE CS_ZB>10
        )aaa;
      open p_ReCursor0 for select  省,市,县,今年销售额,去年销售额 from
        (
            select rownum rownumber,A.* from
            (
                select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10  union all
                select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10 UNION ALL
                select ‘省‘,‘市‘,‘县‘,-120 今年销售额,-120 去年销售额  from dual WHERE CS_ZB>10 
                union all
                select ‘省‘,‘市‘,‘县‘,null 今年销售额,null 去年销售额  from dual WHERE CS_ZB>10
                union all
                select ‘省‘,‘市‘,‘县‘,0 今年销售额,0 去年销售额  from dual WHERE CS_ZB>10
            )A
        )B
        WHERE rownumber  between  (pageNumber-1) *pageSize+1  AND  pageNumber*pageSize;
    else
      open p_ReCursor0 for    select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10  union all
        select YJ 省,EJ 市,SJ 县,SZ1 今年销售额,SZ2 去年销售额 FROM SZQCSBJ WHERE CS_ZB>10 UNION ALL
        select ‘省‘,‘市‘,‘县‘,-120 今年销售额,-120 去年销售额  from dual WHERE CS_ZB>10
        union all
        select ‘省‘,‘市‘,‘县‘,null 今年销售额,null 去年销售额  from dual WHERE CS_ZB>10
        union all
        select ‘省‘,‘市‘,‘县‘,0 今年销售额,0 去年销售额  from dual WHERE CS_ZB>10;
    end if;
END PROC_PAGE;
END BAWQ_PROC_PAGE;