夫妻观灯 韩再芬 专辑：中国民族歌曲经典2 语种：国语 流派：Pop 本歌词于吾爱知道
I\'m doing a \"select sum(foo) from bar\" query on a MySQL database that\'s summing up 7.3mm records and taking about 22 seconds per run.Is there a开发者_C百科 trick to speeding up sums in MySQL?No, y
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