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在平时的开发中,经常会用到基于某个时间段的查询,比如选择开始日期、结束日期.(yyyy-MM-dd格式),而在数据库表中该列存储的格式却是(yyyy-MM-dd HH:MM:SS)格式,这样就要用到如下转换
sbSql.Append(string.Format(" AND Convert(Char(10),RegisterDate,120)<='{0}'", endRegisterDate));
1public DataTable GetOvertureDocInfoList(string boName, int isSend, string startRegisterDate, string endRegisterDate) 2 { 3 try 4 { 5 string strSql = "SELECT * FROM GovInfo_OvertureDocument WHERE '1'='1' "; 6 StringBuilder sbSql = new StringBuilder(strSql); 7 8 if (isSend > -1) 9 { 10 sbSql.Append(string.Format(" AND IsSend={0}",isSend)); 11 } 12 13 if (startRegisterDate != "") 14 { 15 sbSql.Append(string.Format(" AND Convert(Char(10),RegisterDate,120)>='{0}'", startRegisterDate)); 16 } 17 if (endRegisterDate != "") 18 { 19 sbSql.Append(string.Format(" AND Convert(Char(10),RegisterDate,120)<='{0}'", endRegisterDate)); 20 } 21 22 //if (status != "")
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