when I use rawquery to query the database, I get a result the first time. the second time, the data in my database has changed, but I didn t change it in time when I called the rawquery query. what s going on? is there a cache ?...

tried three browser on the Internet or indicated that the file is invalid. Or as shown in the following figure what s going on? I want to change the chat record to word. The first step is not to open the db file ...