C#中執(zhí)行SQL的幾種方法講解
更新時間:2022年04月18日 08:25:35 作者:農(nóng)碼一生
這篇文章介紹了C#中執(zhí)行SQL的幾種方法,文中通過示例代碼介紹的非常詳細。對大家的學習或工作具有一定的參考借鑒價值,需要的朋友可以參考下
1.不同的數(shù)據(jù)庫
private InfoLightDBTools dbTools; //#ORACLE# this.dbTools = new InfoLightDBTools(clientInfo, dbName); private InfoLightDBTXTools dbTXTools; //#ORACLE# 要結(jié)合事務處理使用:BeginTransaction(),Commit(),Rollback(),EndTransaction() this.dbTXTools = new InfoLightDBTXTools(clientInfo, dbName); private InfoLightMSTools mdbtool; //#SQL SERVER#
2.SQL Server中執(zhí)行方法
public DataTable GetManPowerData(string vLineName, string vShift)
{
DataTable dt = new DataTable();
ExecutionResult exeRes = new ExecutionResult();
List<SqlParameter> mParams;
SqlParameter mLine_NameParam, mDNSParam;
string sql = @"select *
from manpower
where lineid = (select ID
from lines
where line = @LINENAME
AND (SMTCS IS NULL OR SMTCS = 'C'))
and dns = @dns
order by time1_start
";
mParams = new List<SqlParameter>();
mLine_NameParam = new SqlParameter("@LINENAME", SqlDbType.VarChar, 20);
mLine_NameParam.Value = vLineName;
mParams.Add(mLine_NameParam);
mDNSParam = new SqlParameter("@dns", SqlDbType.VarChar, 20);
mDNSParam.Value = 0;
mParams.Add(mDNSParam);
exeRes = this.rMSDBTools.ExecuteQueryDS(sql, mParams);
if (exeRes.Status)
dt = ((DataSet)exeRes.Anything).Tables[0];
return dt;
}3.Oracle中執(zhí)行方法
public DataTable getModel(string line_name)
{
DataTable dt = new DataTable();
ExecutionResult exeRes = new ExecutionResult();
DBParameter dbParam = new DBParameter();
string sql = @" SELECT DISTINCT T.MODEL_NAME
FROM sfism4.R_LINE_MODEL_STATUS_T t
WHERE T.LINE_NAME = :line_name
";
dbParam.Clear();
dbParam.Add("line_name", OracleType.VarChar, line_name);
exeRes = this.mdbtools.ExecuteQueryDS(sql, dbParam.GetParameters());
if (exeRes.Status)
dt = ((DataSet)exeRes.Anything).Tables[0];
return dt;
}4.執(zhí)行更新操作
public ExecutionResult DoDelete(string sap_plant, string wip_sn, string up_data1)
{
ExecutionResult exeRes = new ExecutionResult();
exeRes.Message = "";
DBParameter dbParam = new DBParameter();
#region sql
string sql = @" DELETE SFISM4.U_UP2INTERFACE_TODOLIST_T A
WHERE A.CUST_NO = :CUST_NO
AND A.TYPE = 'IMS_STOP'
AND A.JOB_STATUS = 'OK'
AND A.WIP_SN = :WIP_SN
AND A.UP_DATA1 = :UP_DATA1
";
#endregion
#region Param
dbParam.Clear();
dbParam.Add("CUST_NO", OracleType.NVarChar, sap_plant);
dbParam.Add("WIP_SN", OracleType.NVarChar, wip_sn);
dbParam.Add("UP_DATA1", OracleType.NVarChar, up_data1);
#endregion
try
{
exeRes = this.mdbtools.ExecuteUpdate(sql, dbParam.GetParameters());
}
catch (Exception ex)
{
exeRes.Message += ex.Message;
exeRes.Status = false;
}
return exeRes;
}以上就是本文的全部內(nèi)容,希望對大家的學習有所幫助,也希望大家多多支持腳本之家。

