在应使用条件的上下文(在 'dt_Receiv' 附近)中指定了非布尔类型的表达式

//查询按钮

private void btnSearch_Click(object sender, EventArgs e)

{

this.dgvDateReport.DataSource = null; //清空日报

try

{

//string strRow = "vc_EmployeeName";

//string strRowTitle = "姓名";

string strRowCondtion = " where " + GetSearchStringRow(); //获得查询条件 " where vc_EmployeeName='小李'";

string strColCondtion = " where " + GetSearchStringCol(); //获得查询条件 " where vc_EmployeeName='小李'";

//执行存储过程建立日报表

DBOperater.ExecuteSPCreatDayReaport(strRowCondtion, strColCondtion);

dgvDateReport.DataSource = null; //清空数据

string strSQL = "select * from temp";

DataSet dt = SQLHelper.ExecuteDataSet(strSQL);

if (dt != null)

{

dgvDateReport.DataSource = dt.Tables[0].DefaultView; //查询已处理的短信列表SMS_DateReport

}

kryptonHeaderGroup2.ValuesSecondary.Heading = "当前记录： " + dgvDateReport.Rows.Count.ToString() + " 条";

}

catch (Exception ex)

{

DBOperater.LogWriter("SMS.Views.LoadBill error:" + ex.Message);

}

}

//获取列查询字符串

private string GetSearchStringCol()

{

string strTemp = "";

if (chkStart.Checked)

{

strTemp += "dt_ReceiveTime >='" + dtpStart.Value.Date + "' and ";

}

if (chkEnd.Checked)

{

strTemp += "dt_ReceiveTime <='" + dtpEnd.Value.Date + "' and ";

}

strTemp += "1=1";

return strTemp;

}

public static bool ExecuteSPCreatDayReaport(string strRowCondtion, string strColCondtion) //SqlParameter

{

SqlParameter[] strSqlParameter = {

new SqlParameter("@strTabName",SqlDbType.VarChar,50),

new SqlParameter("@strTemTabName",SqlDbType.VarChar,50),

new SqlParameter("@strCol",SqlDbType.VarChar,50),

new SqlParameter("@strRow",SqlDbType.VarChar,50),

new SqlParameter("@strRowTitle",SqlDbType.VarChar,50),

new SqlParameter("@strRowCondtion",SqlDbType.VarChar,50),

//new SqlParameter("@strColCondtion",SqlDbType.VarChar,50) //原因在此处，定义的字符串太小，导致字符串被截断

new SqlParameter("@strColCondtion",SqlDbType.VarChar,500) //定义大一点，成功

};

strSqlParameter[0].Value = "SMS_DateReport";

strSqlParameter[1].Value = "temp";

strSqlParameter[2].Value = "left(convert(varchar(20),dt_ReceiveTime,120),10)";

strSqlParameter[3].Value = "vc_EmployeeName";

strSqlParameter[4].Value = "姓名"; //strRowTitle; //"姓名";

strSqlParameter[5].Value = strRowCondtion; // " where vc_EmployeeName='小李'";

strSqlParameter[5].Value = strColCondtion; // " where left(convert(varchar(20),dt_ReceiveTime,120),10)<=''2012-02-28''';

if (SQLHelper.ExecuteSQLStoredProcedure(strSqlParameter, "CreatDayReaport") > 0)

{

return true;

}

else

{

return false;

}

}

/// <summary>

/// 直接执行一条简单的sql语句

/// </summary>

/// <param name="strSql">sql语句</param>

/// <returns></returns>

public static int ExecuteSQLStoredProcedure(SqlParameter[] prams,string spName)

{

//if (DBConnectionCheck() == "连接成功!")

//{

using (SqlConnection conn = new SqlConnection(ConnectionString))

{

try

{

if (conn.State != ConnectionState.Open)

conn.Open();

SqlCommand cmd = new SqlCommand(spName, conn);

cmd.CommandType = CommandType.StoredProcedure;

foreach (SqlParameter Prams in prams)

{

cmd.Parameters.Add(Prams);

}

int val = cmd.ExecuteNonQuery(); //此处出错“在应使用条件的上下文(在 'dt_Receiv' 附近)中指定了非布尔类型的表达式”

if (conn.State == ConnectionState.Open)

{

conn.Close();

}

return val;

}

catch (Exception ex)

{

DBOperater.LogWriter("SQLHelper.ExecuteSQLStoredProcedure error:" + ex.Message);

if (conn.State == ConnectionState.Open)

{

conn.Close();

}

return -1;

}

}

}

出现此错误的原因