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查找 student表中所有电话号码(列名：telephone)的第一位为8或6，第
9 查阅
SELECT telephone FROM student WHERE telephone LIKE '[8,6]%0*'
SELECT telephone FROM student WHERE telephone LIKE '(8,6)*0%'
SELECT telephone FROM student WHERE telephone LIKE '[8,6]_0%'
SELECT telephone FROM student WHERE telephone LIKE '[8,6]_0*'
参考答案: