ocm考试新题中.须要创建keep存储的表,但在该參数是否应该改动上,有一些分歧.有人说asmm会自己主动给keep分配内存的,该參数就不用设置了. 看文档和asktom.也是云山雾罩,说什么的都有,还是来实际的測试吧: SQL> col COMPONENT for a30 SQL> select COMPONENT,CURRENT_SIZE/1024/1024||'MB' MB from V_$SGA_DYNAMIC_COMPONENTS where COMPONENT in ('DEFAU…
http://blog.csdn.net/pipisorry/article/details/40005163 Matplotlib.pyplot画图实例 {使用pyplot模块} matplotlib绘制直线.条形/矩形区域 import numpy as np import matplotlib.pyplot as plt t , , .01) s = np.sin(2 * np.pi * t) plt.plot(t,s) # draw a thick red hline at y=0 th…