public static int ODBCGetMaxID(string FieldName, string TableName) { string ODBCSQL = "select max(" + FieldName + ")+1 from " + TableName; object obj = ODBCHelperSQL.ODBCGetSingle(ODBCSQL); if (obj == null) { return(1); } else { return(int.Parse(obj.ToString())); } }
public static bool ODBCExists(string ODBCSQL) { object obj = ODBCHelperSQL.ODBCGetSingle(ODBCSQL); int cmdresult; if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { cmdresult = 0; } else { cmdresult = int.Parse(obj.ToString()); } if (cmdresult == 0) { return(false); } else { return(true); } }
/// <summary> /// 表是否存在 /// </summary> /// <param name="TableName"></param> /// <returns></returns> public static bool ODBCTabExists(string TableName) { string ODBCSQL = "select count(*) from sysobjects where id = object_id(N'[" + TableName + "]') and OBJECTPROPERTY(id, N'IsUserTable') = 1"; //string strsql = "SELECT count(*) FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[" + TableName + "]') AND type in (N'U')"; object obj = ODBCHelperSQL.ODBCGetSingle(ODBCSQL); int cmdresult; if ((Object.Equals(obj, null)) || (Object.Equals(obj, System.DBNull.Value))) { cmdresult = 0; } else { cmdresult = int.Parse(obj.ToString()); } if (cmdresult == 0) { return(false); } else { return(true); } }