/// <summary>
        /// Check Existence of Std columns and create them in AD and DB
        /// </summary>
        /// <param name="table">name of the table</param>
        /// <param name="EntityType">Entity Type</param>
        public static void CheckStandardColumns(MTable table, String EntityType)
        {
            if (table == null)
            {
                return;
            }
            if (Utility.Util.IsEmpty(EntityType))
            {
                EntityType = table.GetEntityType();
            }
            table.GetColumns(true);             //	get new columns
            //	Key Column
            String colName = table.GetTableName() + "_ID";

            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.ID);
                col.SetIsKey(true);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "AD_Client_ID";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.TableDir);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetAD_Val_Rule_ID(116);     //	Client Login
                col.SetDefaultValue("@#AD_Client_ID@");
                col.SetConstraintType(X_AD_Column.CONSTRAINTTYPE_Restrict);
                col.SetEntityType(EntityType);
                col.SetIsCopy(true);            // By Default isCopy check box should be true on this Column.
                CreateColumn(col, table, true);
            }
            colName = "AD_Org_ID";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.TableDir);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetIsMandatoryUI(true);
                col.SetAD_Val_Rule_ID(104);     //	Org Security
                col.SetDefaultValue("@#AD_Org_ID@");
                col.SetConstraintType(X_AD_Column.CONSTRAINTTYPE_Restrict);
                col.SetEntityType(EntityType);
                col.SetIsCopy(true);            // By Default isCopy check box should be true on this Column.
                CreateColumn(col, table, true);
            }
            colName = "Created";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.DateTime);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "Updated";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.DateTime);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "CreatedBy";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.Table);
                col.SetAD_Reference_Value_ID(110);
                col.SetConstraintType(X_AD_Column.CONSTRAINTTYPE_DoNOTCreate);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "UpdatedBy";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.Table);
                col.SetAD_Reference_Value_ID(110);
                col.SetConstraintType(X_AD_Column.CONSTRAINTTYPE_DoNOTCreate);
                col.SetIsUpdateable(false);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "IsActive";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.YesNo);
                col.SetDefaultValue("Y");
                col.SetIsUpdateable(true);
                col.SetIsMandatory(true);
                col.SetEntityType(EntityType);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
            colName = "Export_ID";
            if (table.GetColumn(colName) == null)
            {
                MColumn col = new MColumn(table);
                col.SetColumnName(colName);
                col.SetAD_Reference_ID(DisplayType.String);
                col.SetIsUpdateable(true);
                col.SetIsMandatory(false);
                col.SetEntityType(EntityType);
                col.SetFieldLength(50);
                col.SetIsCopy(false);           // By Default isCopy check box should be False on this Column.
                CreateColumn(col, table, true);
            }
        }       //	checkStandardColumns