private string AutoLoadColumns()
{
if (_p_缓存的数据库列.ContainsKey(DbTable))
{
return(_p_缓存的数据库列[DbTable]);
}
var rawto = string.Empty;
lock (olock)
{
var __p = new Dictionary <string, bool>();
System.Data.DataTable colsTable = null;
string fetchSql = string.Format("select * from {0} where 0", DbTable);
colsTable = RunDB.GetDataTable(fetchSql, null, DbConnectionString);
if (colsTable == null || colsTable.Columns == null || colsTable.Columns.Count < 1)
{
throw new Exception("数据表读取失败");
}
foreach (System.Data.DataColumn xi in colsTable.Columns)
{
if (xi.ColumnName.Equals(PkName, StringComparison.CurrentCultureIgnoreCase))
{
continue;
}
if (!__p.ContainsKey(xi.ColumnName))
{
__p.Add(xi.ColumnName, true);
}
}
rawto = (string.Join("|", __p.Keys).GetForkColumn());
_p_缓存的数据库列.Add(DbTable, rawto);//.ToLower()
}
return(rawto);
}
public List <T> ToList(string sql, Hashtable ht = null, string connstr = null)
{
return(this.ToList <T>(RunDB.GetDataTable(sql, ht, connstr ?? DbConnectionString)));
}
