https://www.baidu.com/s?ie=utf-8&f=3&rsv_bp=1&rsv_idx=1&tn=baidu&wd=%E5%88%A9%E7%94%A8SQLiteDatabase%E5%AE%9E%E7%8E%B0%E7%AE%80%E5%8D%95%E7%9A%84%E5%AD%A6%E7%94%9F%E7%AE%A1%E7%90%86&oq=import%2520sqliteopenhelper&rsv_pq=fa05a74400014f26&rsv_t=121eV7V1MPTSEbAEinirkfGtV5fIbILPo4N7FTjUePrAs3zZfh%2Bf2txN05I&rqlang=cn&rsv_enter=1&inputT=5356&rsv_n=2&rsv_sug3=10&bs=import%20sqliteopenhelper
http://blog.csdn.net/qwm8777411/article/details/46048905
http://blog.csdn.net/qwm8777411/article/details/46048831
http://blog.csdn.net/u014005316/article/details/53674028
http://blog.csdn.net/chenguang79/article/details/47445109
https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=0&rsv_idx=1&tn=baidu&wd=%20Adb%20connection%20Error%3A%E8%BF%9C%E7%A8%8B%E4%B8%BB%E6%9C%BA%E5%BC%BA%E8%BF%AB%E5%85%B3%E9%97%AD%E4%BA%86%E4%B8%80%E4%B8%AA%E7%8E%B0%E6%9C%89%E7%9A%84%E8%BF%9E%E6%8E%A5%E3%80%82&rsv_pq=ece1bf6100031f60&rsv_t=a645qbEZQx%2Bv76AMvU8oahGQRosDBwTLGJy5NRwzgZl%2BVxJUAnSVkToIyn0&rqlang=cn&rsv_enter=1&rsv_n=2&rsv_sug3=1&rsv_sug2=0&inputT=656&rsv_sug4=657
http://blog.csdn.net/ycwol/article/details/43192233
https://www.baidu.com/s?ie=utf-8&f=8&rsv_bp=1&rsv_idx=1&tn=baidu&wd=%20Failed%20to%20pull%20selection%20%5B2017-11-11%2023%3A04%3A43%5D%20null&oq=%255B2017-11-11%25202%2526lt%253B%253A04%253A4%2526lt%253B%255D%2520Failed%2520to%2520pull%2520selection%2520%255B2017-11-11%25202%2526lt%253B%253A04%253A4%2526lt%253B%255D%2520null&rsv_pq=efcd81020003a822&rsv_t=8a65ENJ1cLhBYZRwQVGRKpVQuk2GZuUzw15r%2Fb5jP7FZgMm04QxAGZqeASo&rqlang=cn&rsv_enter=0&inputT=1202&rsv_sug3=2&rsv_sug4=1202
http://blog.csdn.net/qing101hua/article/details/45272765
http://blog.csdn.net/zhouyingge1104/article/details/46011441