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Create PROCEDURE pageTest --用于翻页的测试
--需要把排序字段放在第一列
(
@FirstID nvarchar(20)=null, --当前页面里的第一条记录的排序字段的值
@LastID nvarchar(20)=null, --当前页面里的最后一条记录的排序字段的值
@isNext bit=null, --true 1 :下一页；false 0:上一页
@allCount int output, --返回总记录数
@pageSize int output, --返回一页的记录数
@CurPage int --页号（第几页）0：第一页；-1最后一页。
)
AS
if @CurPage=0
begin
--统计总记录数
select @allCount=count(ProductId) from Product_test
set @pageSize=10
--返回第一页的数据
select top 10
ProductId,
ProductName,
Introduction
from Product_test order by ProductId
end
else if @CurPage=-1
select * from
(select top 10 ProductId,
ProductName,
Introduction
from Product_test order by ProductId desc ) as aa
order by ProductId
else
begin
if @isNext=1
--翻到下一页
select top 10 ProductId,
ProductName,
Introduction
from Product_test where ProductId > @LastID order by ProductId
else
--翻到上一页
select * from
(select top 10 ProductId,
ProductName,
Introduction
from Product_test where ProductId < @FirstID order by ProductId desc) as bb order by ProductId
end
*******************************************************************************************************
CREATE OR REPLACE PROCEDURE TABLEPAGE_SELECT(v_page_sizeint, --the size of a page of list
v_current_page int, --the current page of list
v_table_name varchar2, --the talbe name
v_order_fieldvarchar2,--the order field
v_order_sequence varchar2,--the order sequence should by "_desc"or "_asc",_is blank.
--v_sql_select varchar2, --the select sql for procedure
--v_sql_countvarchar2, --the count sql for procedure
--v_out_recordcount OUT int, --the num of return rows
p_cursor OUT refcursor_pkg.return_cursor) as
v_sql varchar2(3000); --the sql for select all rows of list
v_sql_count varchar2(3000); --the count sql for procedure
v_sql_order varchar2(2000); --the order of list
v_count int; -- the amount rows fo original list
v_endrownum int; --the end row num of the current page
v_startrownum int; --the start row num of the current page
BEGIN
----set the order of list
ifv_order_field!='NO' then
v_sql_order :=' ORDER BY '|| v_order_field ||' '||v_order_sequence;
else
v_sql_order :='';
end if;
----catch the amount rows of list
v_sql_count:='SELECT COUNT(ROWNUM) FROM '||v_table_name;
execute immediate v_sql_count into v_count;
-- v_out_recordcount := v_count;
----set the value of start and end row
if v_order_sequence='desc' then
v_endrownum:=v_count-(v_current_page-1)*v_page_size;
v_startrownum:=v_endrownum - v_page_size + 1;
else
v_endrownum:= v_current_page * v_page_size;
v_startrownum := v_endrownum - v_page_size + 1;
end if;
----the sql for page slide
v_sql := 'SELECT * FROM (SELECT '||v_table_name||'.*, rownum rn FROM '||v_table_name||' WHERE rownum <= ' ||
to_char(v_endrownum) ||' '|| v_sql_order||')WHERE rn >= ' ||
to_char(v_startrownum)||' '||v_sql_order;
open p_cursor for v_sql;
END TABLEPAGE_SELECT;