<address id="fbd9b"></address>
      <address id="fbd9b"><nobr id="fbd9b"><th id="fbd9b"></th></nobr></address>

      <form id="fbd9b"></form>

          <form id="fbd9b"></form>

              <address id="fbd9b"><nobr id="fbd9b"><nobr id="fbd9b"></nobr></nobr></address>

              <address id="fbd9b"><nobr id="fbd9b"><meter id="fbd9b"></meter></nobr></address>

                <form id="fbd9b"></form>

                <address id="fbd9b"></address>
                  <form id="fbd9b"></form>

                  <form id="fbd9b"><nobr id="fbd9b"><nobr id="fbd9b"></nobr></nobr></form>

                    <address id="fbd9b"><nobr id="fbd9b"></nobr></address>

                    <form id="fbd9b"></form>
                    <form id="fbd9b"><nobr id="fbd9b"></nobr></form>
                      首頁 服務 產品 文檔 關于

                      SQLSever MSSSQL日期替換或者按天數增減

                      sql語法:

                      DATEADD ( datepart , number, date )

                      注:dateadd(day,20,日期變量或字段名)


                      --把日期替換為前6天,如11月10日改為11月4日

                      update table_name set add_time=dateadd(day,-6,add_time)

                      国产日本精品久久久久|成年美女黄的视频网站|国产精品综合在线观看|无码亚洲一区中文字幕

                        <address id="fbd9b"></address>
                          <address id="fbd9b"><nobr id="fbd9b"><th id="fbd9b"></th></nobr></address>

                          <form id="fbd9b"></form>

                              <form id="fbd9b"></form>

                                  <address id="fbd9b"><nobr id="fbd9b"><nobr id="fbd9b"></nobr></nobr></address>

                                  <address id="fbd9b"><nobr id="fbd9b"><meter id="fbd9b"></meter></nobr></address>

                                    <form id="fbd9b"></form>

                                    <address id="fbd9b"></address>
                                      <form id="fbd9b"></form>

                                      <form id="fbd9b"><nobr id="fbd9b"><nobr id="fbd9b"></nobr></nobr></form>

                                        <address id="fbd9b"><nobr id="fbd9b"></nobr></address>

                                        <form id="fbd9b"></form>
                                        <form id="fbd9b"><nobr id="fbd9b"></nobr></form>