optimization of column performance
塔架性能优化
以上为机器翻译结果，长、整句建议使用 人工翻译 。
While Knuth has justly warned that "premature optimization is the root of all evil," the whole point of an index is to find information fast, so this column addresses performance issues as well.
尽管Knuth曾经忠告我们：“不成熟的优化是问题的根源”，但索引的目的在于快速地找到信息，因此本专栏同时也将讨论性能问题。
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