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SQL ΪÖ÷±íµÄıһÌõ¼Ç¼£¬ÔÚÖмä±íÖÐͬʱ²åÈë¶àÌõÊý¾Ý

ÓÐʱÎÒÃÇ»áÏñÏÂÃæµÄÇé¿öÒ»Ñù£¬ÎªÖ÷±íµÄıһÌõ¼Ç¼£¬ÔÚÖмä±í(T_Stud_Course ±í)ÖÐͬʱ²åÈë¶àÌõÊý¾Ý
T_Student ±í
Stud_ID
Name
1
Tom
2
Jack
T_Course ±í
Course_ID
Course
1
Chinese
2
English
T_Stud_Course ±í
ID
Stud_ID
Course_ID
1
1
1
2
1
2
3
2
2
 
ÏÖÔÚÎÒÃÇ¿ÉÒÔÏÂÃæµÄ´æ´¢¹ý³ÌÀ´ÊµÏÖ£º
 
--ΪÖ÷±íµÄıһÌõ¼Ç¼£¬ÔÚÖмä±íÖÐͬʱ²åÈë¶àÌõÊý¾Ý
ALTER proc [dbo].[wholeInsert]
(
  @insert_val nvarchar(1000),   --ÐÂÔöµÄµÚÒ»¸ö×ֶεÄÖµ£¨¶à¸öÓÑ,’·Ö¸ô£©,ÈçA,B,
  @PK_id nvarchar(50),          --ÐÂÔöÊý¾ÝµÄµÚ¶þ¸ö×Ö¶ÎÖµ,ͬʱҲÊÇɾ³ý¾ÉÊý¾ÝµÄÌõ¼þ(²»Ö§³Ö¶à¸ö)
  @col_1 nvarchar(20),          --µÚÒ»¸ö×Ö¶ÎÃû
  @col_2 nvarchar(20),          --µÚ¶þ¸ö×Ö¶ÎÃû
  @Tab nvarchar(20),            --±íÃû
)
as
begin
    declare @sql varchar(1000)
    declare @strVal nvarchar(100)
    set @sql='delete from '+@Tab+' where '+@col_2+'='+@PK_id
    exec(@sql)
    while(len(@insert_val)>0)
    begin
       set @strVal=substring(@insert_val,1,charindex(',',@insert_val,1)-1)
       set @insert_val=substring(@insert_val,charindex(',',@insert_val,1)+1,len(@insert_val)-charindex(',',@insert_val,1))
       set @sql='insert into '+@Tab+' ('+@col_1+','+@col_2+') values ('+@strVal+','+@PK_id+')'
    exec(@sql)
    end
end
 
Ö´ÐÐ:
Exec wholeInsert '1,2,','1','Course_ID','Stud_ID','T_Stud_Course'
--±íʾͬʱΪStud_ID=1µÄѧÉúÔö¼ÓÁ½ÃſγÌ(Course_IDΪ1ºÍ2)
 


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