public virtual int GetCount()
{
var sql = "SELECT COUNT(1) AS CNT FROM student;";
var result = MysqlManager <student> .ExecuteScalar(sql);
return(Convert.ToInt32(result));
}
public virtual int Delete(int ID = 0)
{
var sql = "DELETE FROM student ";
if (ID == 0)
{
return(MysqlManager <student> .Execute(sql));
}
sql += " WHERE ID=@ID ";
return(MysqlManager <student> .Execute(sql, new { ID = ID }));
}
public virtual List <student> Select(int ID = 0)
{
var sql = "SELECT * FROM student ";
if (ID == 0)
{
return(MysqlManager <student> .ExecuteReader(sql));
}
sql += " WHERE ID=@ID";
return(MysqlManager <student> .ExecuteReader(sql, new { ID = ID }));
}
public virtual int UpdateColumn(int ID, string COLUMN, string VALUE)
{
var sql = string.Format(@"UPDATE student SET {0}=@VALUE WHERE ID=@ID", COLUMN);
return(MysqlManager <student> .Execute(sql, new { ID = ID, VALUE = VALUE }));
}
public virtual int Update(int ID, string NAME, int GENDER, string ADDRESS)
{
var sql = "UPDATE student SET NAME=@NAME,GENDER=@GENDER,ADDRESS=@ADDRESS WHERE ID=@ID";
return(MysqlManager <student> .Execute(sql, new { ID = ID, NAME = NAME, GENDER = GENDER, ADDRESS = ADDRESS }));
}
public virtual int Insert(string NAME, int GENDER, string ADDRESS)
{
var sql = "INSERT INTO student(NAME,GENDER,ADDRESS) VALUES(@NAME,@GENDER,@ADDRESS)";
return(MysqlManager <student> .Execute(sql, new { NAME = NAME, GENDER = GENDER, ADDRESS = ADDRESS }));
}
public virtual List <student> SelectPaging(int start = 0, int end = 10)
{
var sql = "SELECT * FROM student LIMIT @start, @end;";
return(MysqlManager <student> .ExecuteReader(sql, new { start = start, end = end }));
}
