sqlite、mysql 将时间戳转换成本地时间语句
sqlite:SELECT datetime(createdTime, 'unixepoch', 'localtime');
mysql:SELECT FROM_UNIXTIME( 1249488000, '%Y年%m月%d' ) ;
sqlite:SELECT datetime(createdTime, 'unixepoch', 'localtime');
mysql:SELECT FROM_UNIXTIME( 1249488000, '%Y年%m月%d' ) ;