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並前往https://android-developers.narkive.com/h1Z7qUFk/why-first-call-to-cursor-getcount-is-so-slow

Why first call to Cursor.getCount() is so slow?

first call to some of Cursor methods (like getCount(), moveToFirst(), etc) takes 1000+ milliseconds! On the other hand if I query some ContentProvider ...

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