java 如何从移动设备获取数据库

Posted 2021-05-08

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import android.database.Cursor;
import android.database.SQLException;
import android.database.sqlite.SQLiteDatabase;

public class MyClass {
    private SQLiteDatabase myDB = null;

    // Constructor
    public MyClass() {
        try {
            myDB = SQLiteDatabase.openDatabase(stPathToDB, null, SQLiteDatabase.NO_LOCALIZED_COLLATORS|SQLiteDatabase.OPEN_READONLY);
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }

    // Destructor
    public void finalize() {
        myDB.close();
    }
}



https://stackoverflow.com/questions/2211248/using-custom-file-for-android-sqlite-database

stPathToDB = android.os.Environment.getExternalStorageDirectory().toString()+"/dbase.sqlite"