71. disabled at scn: 0x0000.00000000
禁用线程1时的scn值,因为该线程目前处于打开状态,所以该值为无穷大
72. opened at
打开线程的时戳,当前线程以及被哪个实例打开
73. checkpointed at scn: 0x0000.04b9d858
74. thread:1 rba:(0x20.2.10)
75. enabled threads: 01000000 00000000 00000000 00000000 00000000 00000000
76. 00000000 00000000
77. log history: 31