自治力
While tuning a SQL statement, the SQL Tuning Advisor finds an existing SQL profile for the statement that has stale statistics available. What would the optimizer do in this situation?（） It updates the existing SQL profiles with current statistics。 It makes the statistics information available to GATHER_STATS_JOB。 It initiates the statistics collection process by running GATHER_STATS_JOB。 It logs a warning message in the alert log so that the DBA can perform statistics collection manually。
需要编制专项施工方案的有（）。 建筑幕墙的安装施工。 预应力结构张拉施工。 隧道工程施工。 架桥施工。 特种设备施工。
真空预压法的施工设备有（），吸水管、密封膜与出膜装置，帷幕墙施工机械等构成。 抽真空装置。 压实设备。 插桩机。 搅拌机。
Following a system boot， the display indicates that previously detected hardware is missing. Which of the following commands would identify the missing hardware（） diag。 Iscfg。 cfgmgr。 Isslot。
诊断血小板无力症的佐证是（）
