1.查找表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断select * from peoplewhere peopleId in (select peopleId from people group by peopleId having count(peopleId) > 1) 2.删除表中多余的重复记录,重复记录是根据单个字段(peopleId)来判断,只留有rowid最小的记录delete from people where peopleId i
jsp代码 var rows =$('#findAllRolestable').datagrid('getSelections'); var result = JSON.stringify(rows); if(rows){ //去除两边的中括号 result=result.substring(1,result.length-1) //alert(result) $.ajax({ url: '<%=basePath%>user/addRoleAllRoles.do?user_no='+user_
[From] http://bigdataprogrammers.com/string-date-conversion-hive/ Please refer below table to convert any date format into fixed format i.e yyyy-MM-dd . Input column name: dt (String).Replace dt with your column name. Input Format Code Output Format
public class User { private String username; private String password; public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void
public class User { private String username; private String password; public String getUsername() { return username; } public void setUsername(String username) { this.username = username; } public String getPassword() { return password; } public void
