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数据库查询
select count(*) from order_form t1 left join industry_tags_store t2 on t1.company_id=t2.id WHERE DATEDIFF(t1.sign_for_time,NOW())=-1 and t1.status=…… -
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java 实现对BigDecimal循环累加
BigDecimal total=new BigDecimal("0.00"); for (int i = 0; i < 5; i++) { BigDecimal number= new BigDecimal("1.00"); total= total.add(number) ; } S……