sqlite创建表并复制表结构

1、 安卓sqlite创建表结构并复制表中记录语句：

   String createsql = "CREATE TABLE " + toTable + " AS SELECT * FROM " + fromTable;

2、表已存在，复制A表记录到B表中

   String insertsql = "INSERT OR IGnorE INTO " + toTable + " SELECT * FROM " + fromTable;