A、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">对数据库的所有更新操作</span>
B、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">程序运行过程</span>
C、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">程序运行结果</span>
D、<span style="FONT-FAMILY: 宋体; FONT-SIZE: 14pt; mso-ascii-font-family: ">数据备份</span><span lang="EN-US" style="FONT-SIZE: 14pt"></span><p></p><p></p>