Given: What is the result?() 0,0,0。 150,60,0。 Compilation fails.。 150,150,150。
喷淋泵如何操作?
载货汽车的容量常用单位载货量和装载质量利用系数来评价。
关于挖方路基施工的说法,错误的是()。 根据测量中心线桩和下坡脚桩,分层填土、压实。 路基填土不得使用腐殖土或盐渍土。 碾压遵循“先轻后重”原则。 碾压时,应首先采用不小于12t级的压路机。
The CURSOR_SHARING parameter is set to SIMILAR at the instance level and you issue these SELECT statements in the order shown below: SELECT * FROM employees WHERE department_id=50; SELECT * FROM employees WHERE department_id=70; There is an index on the DEPARTMENT ID column of the 1,000,000 row EMPLOYEES table. Ninety percent of the employees are part of the DEPARTMENT_ID 50. In which two scenarios will Oracle9i share the corresponding cursors for the two statements?() A。 B。 C。 D。
NOKIA基站提供有()个外部控制通道以控制其他设备。