作业帮group by zuozhebianhao having count(*)>=3
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group by zuozhebianhao having count(*)>=3
group by zuozhebianhao having count(*)>=3
group by zuozhebianhao having count(*)>=3
group by zuozhebianhao 是以zuozhebianhao 分组.
having 相对于where,是过滤的一种,不同的是在分组后做条件过滤.
count(*)>=3 是分组后累计行数大于等于3.
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group by zuozhebianhao having count(*)>=3
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翻译：I study by working with a group.
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