Which three are true regarding the use of outer joins?()
A. You cannot use IN operator in a condition that involves an outerjoin.
B. You use (+) on both sides of the WHERE condition to perform an outerjoin.
C. You use (*) on both sides of the WHERE condition to perform an outerjoin.
D. You use an outerjoin to see only the rows that do not meet the join condition.
E. In the WHERE condition, you use (+) following the name of the column in the table without matching rows, to perform an outerjoin.
F. You cannot link a condition that is involved in an outerjoin to another condition by using the OR operator.
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受面神经鼓索支传入纤维支配的味蕾分布于()
A. 舌背
B. 舌缘
C. 软腭
D. 舌前2/3
E. 舌后1/3
型钢悬挑式的卸料平台主要有下列()部件组成。
A. 主梁
B. 次梁
C. 吊环
D. 平台板
E. 拉索(钢丝绳)
水冷壁管外壁向内壁的传热方式是()。
A. 辐射传热;
B. 对流传热;
C. 导热;
D. 辐射和对流
MMR是多模式接收机的缩写,它包含着以下几种功能()
A. GPVOMB
B. GLVOILS
C. GPVOILS
D. GPILS