[每日精彩] 2008-04-23

以下为今日收集的各种新闻:

  • 若要删除表中的所有行,则 TRUNCATE TABLE 语句是一种快速、无日志记录的方法。TRUNCATE TABLE 与不含有 WHERE 子句的 DELETE 语句在功能上相同。但是,TRUNCATE TABLE 速度更快,并且使用更少的系统资源
    (tags: SQL)

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