sqlite創建表並復制表結構

1、 安卓sqlite創建表結構並復制表中記錄語句：

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

2、表已存在，復制A表記錄到B表中

   String insertSql = "INSERT OR IGNORE INTO " + toTable + " SELECT * FROM " + fromTable;