我在我的Android应用程序中运行SQLite3数据库.我刚刚从预先填充的数据库中读取了200k行和14列.参赛作品是单词.所有列的数据类型都是文本.查询最多11个字母的单词(例如,ABANDONMENT)工作正常.但对于12或更高(例如,ABANDONMENTS),应用程序崩溃.这是logcat:
Could not allocate CursorWindow '//data//data//com.example.myapp//databases//database.sqlite' of size 2097152 due to error -12.
threadid=11: thread exiting with uncaught exception (group=0x40adf9f0)
FATAL EXCEPTION: Thread-2883
android.database.CursorWindowAllocationException: Cursor window allocation of 2048 kb failed. # Open Cursors=861 (# cursors opened by this proc=861)
at android.database.CursorWindow.<init>(CursorWindow.java:104)
at android.database.AbstractWindowedCursor.clearOrCreateWindow(AbstractWindowedCursor.java:198)
at android.database.sqlite.SQLiteCursor.fillWindow(SQLiteCursor.java:162)
at android.database.sqlite.SQLiteCursor.getCount(SQLiteCursor.java:156)
at android.database.AbstractCursor.moveToPosition(AbstractCursor.java:161)
at android.database.AbstractCursor.moveToFirst(AbstractCursor.java:201)
at com.example.myapp.MainActivity.query(MainActivity.java:815)
at com.example.myapp.MainActivity$2.run(MainActivity.java:356)
at java.lang.Thread.run(Thread.java:856)
码:
query = "select * from words where col_1 = \"" + (myWord)+ "\";";
cursor = database.rawQuery(query, null);
if (cursor …