DB: 11.2.0.3.0 查看Oracle的redo日志切换频率 两条SQL,原理是一样的,第二个用到了统计函数 时间单位:分钟 方法一. select * from v$log a where a.THREAD# = 1 ; set line 200select b.SEQUENCE#, b.FIRST_TIME,a.SEQUENCE#,a.FIRST_TIME,round(((a.FIRST_TIME-b.FIRST_TIME)*24)*60,2) from v$log_histor
在父页面中新增方法: function switchTab(tab){ plus.webview.hide(activeTab); activeTab= tab; plus.webview.show(tab); var current = document.querySelector(".mui-bar-tab>.mui-tab-item.mui-active"); current.classList.remove('mui-active'); mui.each(mui(&quo