Android CursorWindow问题备忘

Posted 2020-10-12 seebigsea

Failed to read row 10, column -1 from a CursorWindow which has 21 rows, 11 columns.


Failed to read row 10, column 11 from a CursorWindow which has 21 rows, 11 columns.

Failed to read row 2101, column 10 from a CursorWindow which has 2100 rows, 11 columns.

安卓开发的老司机估计对上面的log都很熟悉了，前两个是获取数据的指定column index有误，很好解决。

第三个就有点头大了，研究下来发现跟WAL有莫大的关系，有没有完美的解决办法？

CursorWindow默认大小是2MB，笨办法当然是把这个改大一点，但是治标不治本，理顺Cursor的工作逻辑才能更好的发现问题解决问题，强大如谷歌也是有错误的不是。

 

备注：aHR0cCUzQS8vd3d3LmNuYmxvZ3MuY29tL3poaGQv