ListView内存问题

Question

我正在使用listview来存储更多50个项目到listview它的工作，但插入第20项后，在这样的日志猫中显示的错误。

08-02 12:50:34.646: E/CursorWindow(5245): not growing since there are already 16 row(s), max size 1048576 
08-02 12:50:34.646: E/Cursor(5245): Failed allocating 69485 bytes for text/blob at 24,8 
08-02 12:50:34.695: D/Cursor(5245): finish_program_and_get_row_count row 25 
08-02 12:50:35.365: E/CursorWindow(5245): need to grow: mSize = 1048576, size = 69485, freeSpace() = 9795, numRows = 16 
08-02 12:50:35.365: E/CursorWindow(5245): not growing since there are already 16 row(s), max size 1048576 
08-02 12:50:35.365: E/Cursor(5245): Failed allocating 69485 bytes for text/blob at 23,8 
08-02 12:50:35.396: D/Cursor(5245): finish_program_and_get_row_count row 26 
08-02 12:50:35.896: D/Cursor(5245): skip_rows row 7 
08-02 12:50:35.905: E/CursorWindow(5245): need to grow: mSize = 1048576, size = 69485, 
freeSpace() = 9795, numRows = 16 
08-02 12:50:35.905: E/CursorWindow(5245): not growing since there are already 16 row(s), max size 1048576 
08-02 12:50:35.905: E/Cursor(5245): Failed allocating 69485 bytes for text/blob at 22,8 
08-02 12:50:35.936: D/Cursor(5245): finish_program_and_get_row_count row 27 
08-02 12:50:36.425: D/Cursor(5245): skip_rows row 6 
08-02 12:50:36.436: E/CursorWindow(5245): need to grow: mSize = 1048576, size = 69485, 
freeSpace() = 9795, numRows = 16 

并且该应用程序的加载速度也很慢。帮我。

Answer 1

答案是，我们无法从单个Cursor中的sqlite db加载超过1 MB的数据。所以必须避免将大数据加载到列表项中。备用解决方案保留大量数据的任何唯一ID并通过onClick List项目（为我工作）将其称为单个数据。

而最好的解决方案是使用CursorJoiner，并按照这个链接

how to load more than 1 MB data from sqlite db to android cursor?

Android SQL Lite fail to grow