不需要使用游標循環來讀取，直接select * into @變量就OK了，還可以傳遞參數來執行。
1/MySql通用分頁存儲過程
2/
3/過程參數
4/p_cloumns varchar(500),p_tables varchar(100),p_where varchar(4000),p_order varchar(100),p_pageindex int,p_pagesize int,out p_recordcount int,out p_pagecount int
5/
6/$$:begin
7/ declare v_sqlcounts varchar(4000);
8/ declare v_sqlselect varchar(4000);
9/ #拼接查詢總記錄的SQL語句
10/ set v_sqlcounts = concat('select count(*) into @recordcount from ',p_tables,p_where);
11/ #select v_sqlcounts;leave $$;
12/ set @sqlcounts = v_sqlcounts;
13/ prepare stmt from @sqlcounts;
14/ execute stmt;
15/ deallocate prepare stmt;
16/ #獲取動態SQL語句返回值
17/ set p_recordcount = @recordcount;
18/ #根據總記錄跳數計算出總頁數
19/ set p_pagecount = ceiling((p_recordcount+0.0)/p_pagesize);
20/ if p_pageindex <1 then
21/ set p_pageindex = 1;
22/ elseif p_pageindex > p_pagecount and p_pagecount <> 0 then
23/ set p_pageindex = p_pagecount;
24/ end if;
25/ #拼接分頁查詢記錄的動態SQL語句
26/ set v_sqlselect = concat('select ',p_cloumns,' from ',p_tables,p_where,if(p_order is not null,p_order,''),' limit ',(p_pageindex-1)*p_pagesize,' , ',p_pagesize);
27/ #select v_sqlselect;leave $$;
28/ set @sqlselect = v_sqlselect;
29/ prepare stmtselect from @sqlselect;
30/ execute stmtselect;
31/ deallocate prepare stmtselect;
32/end $$
