select telnum,count(0),count(distinct othertelnum) from nmk.
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select telnum,count(0),count(distinct othertelnum) from nmk.ljdx_cdr_temp group by telnum
![select telnum,count(0),count(distinct othertelnum) from nmk.](/uploads/image/z/5542757-53-7.jpg?t=select+telnum%2Ccount%280%29%2Ccount%28distinct+othertelnum%29+from+nmk.)
表nmk中的第一个字段
select telnum,count(0),count(distinct othertelnum) from nmk.
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