记录SQLSERVER的CURSOR的使用过程

ALTER PROCEDURE [dbo].[generateServDatas]
AS
BEGIN	
    declare  @sp_id varchar(50), --客户id
             @sold_to_code varchar(50), --客户编码
             @catg_id varchar(50), --客户分类id
             @catg_name varchar(100),--客户分类名称
             @serv_type varchar(50), --正常服务，特殊服务
             @department_code varchar(50), --部门编码
						 @bus_catg_code varchar(50), --业务大类编码
             @s_bus_catg_code varchar(50), --业务小类编码
             @recordCount int, --客户别记录数
             @currYear varchar(10), --当前年份
						 @currMoth varchar(10); --当前月份
    BEGIN
			select @currYear=convert(varchar(10),DATENAME(yy,getdate()));
      select @currMoth=convert(varchar(10),DATENAME(mm,getdate()));
		end 

		DECLARE rs CURSOR LOCAL SCROLL FOR
    select sp.id as sp_id,sp.sold_to_code,cg.id as catg_id ,cg.cust_catg_name from  t_base_cust_sp  sp , t_cust_catg  cg where sp.catg_id=cg.id;
		OPEN rs
		FETCH NEXT FROM  rs INTO @sp_id,@sold_to_code,@catg_id,@catg_name
		WHILE @@FETCH_STATUS = 0
		BEGIN
		print(@sp_id+''+@sold_to_code+''+@catg_id+''+@catg_name);
			select @recordCount=count(t.id) from t_data_cust_serv_relation_sp t where t.type='客户别' and t.cust_id=@sp_id
			if (@recordCount=0)
				begin  
						DECLARE catg_serv_cursor CURSOR LOCAL SCROLL FOR 
							select t.department_code,t.business_category_code,t.sbusiness_category_code from t_data_extra_service t,t_data_cust_serv_relation_sp tr where t.id=tr.serv_id and tr.type='分类别' and tr.cust_catg_id=@catg_id group by  t.department_code,t.business_category_code,t.sbusiness_category_code;
						open catg_serv_cursor
							FETCH NEXT FROM  catg_serv_cursor INTO @department_code,@bus_catg_code,@s_bus_catg_code
						WHILE @@FETCH_STATUS = 0
							BEGIN
							print(@department_code+''+@bus_catg_code+''+@s_bus_catg_code);
								BEGIN
								 insert into t_serv_month_report(sp_id,sold_to_code,catg_id,catg_name,serv_type,department_code,bus_catg_code,s_bus_catg_code,create_year,create_month) 
																								values (@sp_id,@sold_to_code,@catg_id,@catg_name,'正常服务区分',@department_code,@bus_catg_code,@s_bus_catg_code,@currYear,@currMoth);
								END
							FETCH NEXT FROM catg_serv_cursor INTO @department_code,@bus_catg_code,@s_bus_catg_code
							END
						CLOSE catg_serv_cursor
            DEALLOCATE catg_serv_cursor
				end
      ELSE
				BEGIN
						DECLARE cust_serv_cursor CURSOR LOCAL SCROLL FOR 
							select t.department_code,t.business_category_code,t.sbusiness_category_code from t_data_extra_service t,t_data_cust_serv_relation_sp tr where t.id=tr.serv_id and tr.type='客户别' and tr.cust_id=@sp_id group by  t.department_code,t.business_category_code,t.sbusiness_category_code;
						open cust_serv_cursor
						FETCH NEXT FROM  cust_serv_cursor INTO @department_code,@bus_catg_code,@s_bus_catg_code
						WHILE @@FETCH_STATUS = 0
							BEGIN
							print(@department_code+''+@bus_catg_code+''+@s_bus_catg_code);
								BEGIN
								 insert into t_serv_month_report(sp_id,sold_to_code,catg_id,catg_name,serv_type,department_code,bus_catg_code,s_bus_catg_code,create_year,create_month) 
																								values (@sp_id,@sold_to_code,@catg_id,@catg_name,'特殊服务区分',@department_code,@bus_catg_code,@s_bus_catg_code,@currYear,@currMoth);
								END
							FETCH NEXT FROM cust_serv_cursor INTO @department_code,@bus_catg_code,@s_bus_catg_code
							END
					CLOSE cust_serv_cursor
          DEALLOCATE cust_serv_cursor

					
				END
				
	  FETCH NEXT FROM rs INTO @sp_id,@sold_to_code,@catg_id,@catg_name
		END
		CLOSE rs
    DEALLOCATE rs