Shulou(Shulou.com)05/31 Report--

How to call stored procedures in SQL Server, many novices are not very clear about this, in order to help you solve this problem, the following editor will explain for you in detail, people with this need can come to learn, I hope you can gain something.

1: deletin

CREATEPROCEDURESp_deletedatabyCondition@tablenamenvarchar, @ conditionnvarchar, ASBEGINDECLARE@Sqlnvarchar, SET@Sql='deletefrom'+@tablename+'where'+@conditionEXEC (@ Sql) ENDGO

2: query

CREATEPROCEDURESP_getColumnsByCondition@tablenamenvarchar, @ columnsnvarchar, @ conditionnvarchar, ASBEGINDECLARE@sqlnvarchar (1000) SET@sql='select'+@columns+'from'+@tablename+'where11=1'+@conditionEXEC (@ sql) ENDGO

3: update

CREATEPROCEDURESp_UpdateTablebyCondition@tablenamenvarchar, @ conditionnvarchar, @ columnsnvarchar, ASBEGINDECLARE@sqlnvarchar (1000) SET@sql='update'+@tablename+'set'+@columns+'where'+@condition--PRINT@sqlEXEC (@ sql) ENDGO

Learn how to call code for SQLServer stored procedures

Calls to the above operations:

Stringtablename= "news", where= "id=21"; SqlParameter [] para=newSqlParameter [] {newSqlParameter ("@ tablename", tablename), newSqlParameter ("@ condition", where)}; intresult=DB.ExecuteProcCommand ("Sp_deletedatabyCondition", para); if (result > 0) {Response.Write ("deleted successfully");} DBpublicstaticintExecuteProcCommand (stringproc,paramsSqlParameter [] values) {SqlConnectionmyconn=getcon (); SqlCommandcmd=newSqlCommand (proc,myconn); cmd.Parameters.AddRange (values); cmd.CommandType=CommandType.StoredProcedure;intresult=-1;try {result=cmd.ExecuteNonQuery ();} catch (Exceptionex) {throwex } finally {myconn.Close (); myconn.Dispose ();} returnresult;}.

Is it helpful for you to read the above content? If you want to know more about the relevant knowledge or read more related articles, please follow the industry information channel, thank you for your support.

Welcome to subscribe "Shulou Technology Information " to get latest news, interesting things and hot topics in the IT industry, and controls the hottest and latest Internet news, technology news and IT industry trends.