Jens Alfke: vombat cleverly discovered that SQLite’s strftime function parses ISO-8601 (i.e. JSON) dates an order of magnitude faster than NSDateFormatter does, even with the overhead of having to generate and evaluate a SQL SELECT statement to run it. I decided to go one step farther — I tweezed out the ~250 lines of C … Continue reading Date Parsing Performance: NSDateFormatter vs. SQLite