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insert into kang_i_code_book (I_CODE,IS_REPEAT) (select substring(I_CODE,6,18) as I_CODE, count(*) as IS_REPEAT from gqj_gqjbook group by CONVERT(substring(I_CODE,6,18),SIGNED));
insert into table_a (字段名1,字段名2...) (查询字段集合的语句)
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