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110
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A:select m.mid,t.tname FROM m LEFT JOIN t;
B:select m.mid,t.tname FROM m LEFT JOIN t ON t.tid = m.hid;
C:select m.mid,t.tname m LEFT JOIN t ON t.tid = m.hid;
D:select m.mid,t.tname FROM LEFT JOIN ON t.tid = m.hid;

发布时间：2024-06-14 18:57:58

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110 选项： A:select m.mid,t.tname FROM m LEFT JOIN t; B:select m.mid,t.tname FROM m LEFT JOIN t ON t.tid = m.hid; C:select m.mid,t.tname m LEFT JOIN t ON t.tid = m.hid; D:select m.mid,t.tname FROM LEFT JOIN ON t.tid = m.hid;

110
选项：

A:select m.mid,t.tname FROM m LEFT JOIN t;
B:select m.mid,t.tname FROM m LEFT JOIN t ON t.tid = m.hid;
C:select m.mid,t.tname m LEFT JOIN t ON t.tid = m.hid;
D:select m.mid,t.tname FROM LEFT JOIN ON t.tid = m.hid;