update_recordset , insert_recordset, Delete records

/Select query in Dynamic AX 2012
 MyTable myTableBuffer;
;
Select myTableBuffer
where field1 == 0;
//use while select for multiple select

// Update query in Dynamic AX 2012

MyTable myTableBuffer;
;
update_recordset myTableBuffer
setting
    field1 = 1,
    field2 = fieldX + fieldY
where field1 == 0;

//Delete query in Dynamic AX 2012

static void DeleteMultiRow1aJob(Args _args)
{
    MyWidgetTable tabWidget;
    ;
    delete_from tabWidget
        where tabWidget .quantity <= 100;
}


// Insert query in Dynamic AX 2012
insert_recordset myTable (Field1, Field2)
    Field1= “QWERTyuioP”
Field2 = “ASDFghjkl” ;