sql 查询优化：COUNT(*)改成COUNT(1)

SGGL/FineUIPro.Web/HSSE/Check/PunishNotice.aspx.cs

@@ -69,7 +69,7 @@ namespace FineUIPro.Web.HSSE.Check
         /// </summary>
         private void BindGrid()
         {
-            string strSql = "SELECT PunishNotice.PunishNoticeId,PunishNotice.ProjectId,CodeRecords.Code AS PunishNoticeCode,PunishNotice.UnitId,PunishNotice.PunishNoticeDate,PunishNotice.BasicItem,PunishNotice.PunishMoney,PunishStates,ISNULL(PunishNotice.Currency, '人民币') AS Currency, PunishNotice.FileContents,PunishNotice.AttachUrl,PunishNotice.CompileMan,PunishNotice.CompileDate,Sign.UserName AS SignManName,Approve.UserName AS ApproveManName,PunishNotice.ContractNum,PunishNotice.States,Unit.UnitName,(CASE WHEN PunishNotice.PunishStates = '0' THEN '待[' + Users.UserName + ']提交' WHEN PunishNotice.PunishStates = '1' THEN '待[' + Sign.UserName + ']签发'  WHEN PunishNotice.PunishStates = '2' THEN '待[' + Approve.UserName + ']批准' WHEN PunishNotice.PunishStates = '3' THEN '待[' + Duty.UserName + ']回执'  WHEN(SELECT COUNT(*) FROM AttachFile WHERE ToKeyId = PunishNotice.PunishNoticeId AND MenuId = '" + BLL.Const.ProjectPunishNoticeMenuId + "') > 0 THEN '已闭环' ELSE '未回执' END) AS RetrunSateName FROM Check_PunishNotice AS PunishNotice" +
+            string strSql = "SELECT PunishNotice.PunishNoticeId,PunishNotice.ProjectId,CodeRecords.Code AS PunishNoticeCode,PunishNotice.UnitId,PunishNotice.PunishNoticeDate,PunishNotice.BasicItem,PunishNotice.PunishMoney,PunishStates,ISNULL(PunishNotice.Currency, '人民币') AS Currency, PunishNotice.FileContents,PunishNotice.AttachUrl,PunishNotice.CompileMan,PunishNotice.CompileDate,Sign.UserName AS SignManName,Approve.UserName AS ApproveManName,PunishNotice.ContractNum,PunishNotice.States,Unit.UnitName,(CASE WHEN PunishNotice.PunishStates = '0' THEN '待[' + Users.UserName + ']提交' WHEN PunishNotice.PunishStates = '1' THEN '待[' + Sign.UserName + ']签发'  WHEN PunishNotice.PunishStates = '2' THEN '待[' + Approve.UserName + ']批准' WHEN PunishNotice.PunishStates = '3' THEN '待[' + Duty.UserName + ']回执'  WHEN(SELECT COUNT(1) FROM AttachFile WHERE ToKeyId = PunishNotice.PunishNoticeId AND MenuId = '" + BLL.Const.ProjectPunishNoticeMenuId + "') > 0 THEN '已闭环' ELSE '未回执' END) AS RetrunSateName FROM Check_PunishNotice AS PunishNotice" +
                 " LEFT JOIN Sys_CodeRecords AS CodeRecords ON PunishNotice.PunishNoticeId = CodeRecords.DataId " +
                 " LEFT JOIN Sys_FlowOperate AS FlowOperate ON PunishNotice.PunishNoticeId = FlowOperate.DataId AND FlowOperate.IsClosed <> 1" +
                 " LEFT JOIN Sys_User AS OperateUser ON FlowOperate.OperaterId = OperateUser.UserId" +

SGGL/FineUIPro.Web/HSSE/QualityAudit/PersonQuality.aspx.cs

@@ -68,7 +68,7 @@ namespace FineUIPro.Web.HSSE.QualityAudit
             string strSql = @"SELECT DISTINCT PersonQuality.PersonQualityId,Person.PersonId,Person.ProjectId,Person.CardNo,Person.PersonName,Unit.UnitId,Unit.UnitCode,Unit.UnitName,WorkPost.WorkPostId,WorkPost.WorkPostName,WorkPost.WorkPostCode,"
                           + @" PersonQuality.CertificateNo,PersonQuality.CertificateName,PersonQuality.Grade,PersonQuality.SendUnit,PersonQuality.SendDate,PersonQuality.LimitDate,PersonQuality.LateCheckDate,"
                           + @" PersonQuality.ApprovalPerson,PersonQuality.Remark,PersonQuality.CompileMan,Users.UserName AS CompileManName,PersonQuality.CompileDate,Auditor.UserName AS AuditorName,AuditDate,"
-                          + @" case when (select count(*) from QualityAudit_PersonQuality pq where pq.PersonId=Person.PersonId)>0 then '有资质' else '无资质' end as ExitQuality  "
+                          + @" case when (select count(1) from QualityAudit_PersonQuality pq where pq.PersonId=Person.PersonId)>0 then '有资质' else '无资质' end as ExitQuality  "
                           + @" FROM  SitePerson_Person AS Person  "
                           + @" LEFT JOIN Base_Unit AS Unit ON Unit.UnitId = Person.UnitId"
                           + @" LEFT JOIN QualityAudit_PersonQuality AS PersonQuality ON Person.PersonId = PersonQuality.PersonId "