Subsystem as400 jobs activation group user defined. But the real fun begins when you combine the features. Coding standards for display files broadcom tech docs. In this case sub file size sflsiz must be equal to subfile page sflpag. This chapter, subfiles and data queues a perfect combination, looks at how to incorporate all the features in the program development manager pdm into a subfile. The number of records that should appear on the screen at a time. It is ibm product and used only in ibm i based systems. Or do you want to delete a record from one position and insert it in a different position thereby shifting other records too. Tips to writing out extended subfile records conditionally. Aug 05, 2012 deject d d recommended indicator usage for display files d d d indicator description d d 01 turns off the overlay when writing msgct d 10 subfile record dspatrhi d 20 subfile foldunfold mode d 21 subfile 1 end and enable rollup key d 22 subfile 2 end and enable rollup key d 23 subfile 3 end and enable rollup key d 24 subfile 4 end and. Infds file information data structure psds program.
In this case, pageup and pagedown handling is required. I could have used the same indication to display the subfile control as i did for sfl01, but i decided that this subfile deserves its own indicators. How to create a subfile program without using any native io operations. If the program device is not specified, the device used in. To take advantage of these control fields for new subfile programming, in addition to other fields related to the programming logicpattern established to use these fields, the following copy member is created to be copied into all subfile programs so that they are included during the programs compile phase. Then compiled as a latex, then complied bibtex, then compiled latex then dvips, then pspdf.
The question should be, can you display a subfile at the same time as another record format. The problem i am having is the reference file used by the program is a logical that is blank a dspsiz24 80 ds3 a reffrf at least when i query it i get nothing. Sflmode subfile mode keyword for display files you use this recordlevel keyword on the subfilecontrol record format to return an indication of whether the subfile was in folded or truncated mode on input. After a few minutes of googling most of the examples i found were in rpgiii, a few were in fixed format rpgle, and a couple had free format calculations. While sfl is used to define subfile record format while sflctl is used to define subfile control record format. A subfile is a group of records that is read from or written to a displaydevice file. If the program device is not specified, the device used in the last successful input operation is used. How can i validate numbers in rpgle free without using testn. I 100% understand if you would not be willing to give up the source. For a zip file containing all the sources, click here. The subfilerecord format contains the field information that is transferred to or from the display file under control of the subfile controlrecord format. The free opcode ends pgm, but doesnt close files or unlock data areas. A search function to locate rpgle, sqlrpgle and clle source samples which run on ibmi by keywords. This is the full source code for the subfile sort program that appeared in the may 2004 issue of the iseries extra newsletter.
Clearing a subfile hi pete, incorrect record number in subfile sflrcdnbr or sflsiz field. It may be that you are confusing the relative record number rrn with the sflrcdnbr. The name should be read from the other database table usrmf, and it should be sorted by the time card date. Rules, examples, techniques, and other cool stuff vandever, kevin on.
Write complete subfile code in less than 20 seconds. How to read subfile code400 the support alternative. How to create basic load all subfile in as400 ibm i. As neil points out, fields named or constant in the control record all have to appear either above or below the subfile area. If we take option 4 to delete, i am deleting records from file and also without reloading subfile, delete particular record from subfile. It should not be used for anything other than for that purpose. How to read subfile reload subfile is not a problem, but i am using load all, its takes more time for reload.
The site host a forum and tools to upload source samples directly to dynamic web pages. Below downloadable pdf from scott explains the concept even further and it is worth reading it. Rpg or report program generator is a programming language in as400, is also called or recognized as fixed column language. Sep 10, 2017 this view explains the basic steps to create your first load all sub file in as400 ibm i. It is always a subset of records from physical file hence the name subfile. Rpgiv template documentation prodata computer services. The initial size of the subfile when the display file is opened. This technique is very simple and in most cases quite a fast way to sort subfile data or any other kind of repeating data. The answer is yes, but there are some things to consider. Sep 24, 2017 this video explains the basic ile concepts in rpg programming in ibm i.
The file maintenance template program can run in 4 separate modes. In this chapter well create a subfile which will show all the cards from a client given its id. Of code to the display files source and a just two lines to the rpglerpg ivs source. Feb 29, 2016 hidden fields in a subfile dds i am trying to add 2 hidden fields to a subfile. The display file compiler expects to process the subfile record format prior to the control record format that controls it. Creating a subfile profound logic documentation profound logic. How to change the record size of a physical file,refer another file in. Basic coding figure 5 rpg program code indicator usage. The list of members that you can see in the pdm is an example of a subfile. As a registered member of, youre entitled to a complimentary copy of chapter 7 of subfiles in rpg iv. Sep 04, 2018 the keyword is conditioned on indicator 34, the same indicator that controls the subfile end keyword. The keyword is conditioned on indicator 34, the same indicator that controls the subfile end keyword. The operation is processed for the program device identified in the fieldname specified using the devid keyword in the file specification.
For example, you can only sort on one subfield at a time. With subfiles in freeformat rpg, you will learn how to. How to create a single page subfile just using embedded sql. Code400 is an open source experiment in rpgle, sqlrpgle, clle, php, mysql for the ibmi iseries as400. If the cursor is not located on a subfile record, this field is zero. If the user puts option 5 on the third subfile line, where user id. Rpg stands for report program generator, it is a programming language. First, there should be very little need for any of the opcodes excluded. This subfile is going to display data from the file itmmst. We call this subfile nonelastic also which means, the buffer size will be equal to the page size always. Of course, you could group two subfields together if they happen to be adjacent in the subfile record. For small files, building the complete subfile at once and let the iseries do the handling is much easier. If you want to use an expanding subfile subfile size subfile page or a page at a time subfile subfile size subfile page you can use this example as a starting point. Display files this book provides the reference information you need to know for coding the data description specifications dds for display files that can be described externally.
View in hierarchy view source export to pdf export to word. You can go into a standard do loop reading the records in the subfile until you are done. Using this technique you will stop reading records when you reach the end of the subfile. For instance, you control the size of a physical file during compilation or by using the change physical file chgpf command. It works well on larger files where the loadall subfile would create too long of a delay before the subfile could be displayed to the user, or where users will start a search within a few pages of where they expect to find their information. Sub file sizes can be kept to a minimum by sizing them to be self extending. Oct 08, 2008 this technique is very simple and in most cases quite a fast way to sort subfile data or any other kind of repeating data. The templates are available on the iseries 400 for operation system v4r2 and above. Dec 05, 2010 subfile relative record number s1rrn s1rrn is defined on the fspec for the workstn file to assign the files rrn field. The programs first task is to load the subfile with one page of records in this case, nine. First of all, deleted you temporary files especially these two files. You can view and print a pdf file of this information. Terry subfiles in rpg iv minnesota rg 26, at there will be something of interest to everyone.
When the subfile is cleared, s1rrn should be reset to zero. Rules, examples, techniques, and other cool stuff written by kevin vandever and published by mc press. Subsequent pages are added to the subfile as per the user demand. Dec 10, 2010 creating a copy member for systemwide use. This view explains the basic steps to create your first load all sub file in as400 ibm i. The code for the subfile record format sflrcd is similar to dds for a database file. The sflcsrrrn keyword loads a fivedigit hidden field with the relative record number of the subfile record upon which the cursor is located. Creating a sql table on the fly happy 28th birthday. You use this recordlevel keyword on the subfile control record format to assign a command attention ca key or a command function cf key that the workstation user can press to fold or truncate subfile records that require more than one display line. I have a need for a program to one of the following. Foundation figure 5 rpg program xrd001rg indicators used. These temporary files you will get in the same folder where you have saved your. This video explains the basic ile concepts in rpg programming in ibm i. In the expandable subfile the subfile size must be at least one greater than the page size.
This example is for a load all subfile subfile size 9999. To set the subfile record format, select the grid, and modify its record format. A subfile is nothing but just displaying records in tabular format on a display device. Aug 21, 2003 as a registered member of, youre entitled to a complimentary copy of chapter 7 of subfiles in rpg iv. Dont forget to reset your subfile number for small files, building the complete subfile at once and let the iseries. I am trying to locate how i can refer to two fields. Position to with load all subfile code400 the support. After clearing the subfile buffer, records equal to the size of sflpag is written. You use this recordlevel keyword on the subfilecontrol record format to assign a command attention ca key or a command function cf key that the workstation user can press to fold or truncate subfile records that require more than one display line. There are the two mandatory key words for subfile program design. Subfile relative record number s1rrn s1rrn is defined on the fspec for the workstn file to assign the files rrn field.
Every time the record is written in the buffer, buffer is cleared before writing. Link for download subfile programming in rpg ile it answers. Subfile programming chapter objectives upon completion of this chapter, you should be able to describe what a subfile is. This field is initialized with zero and are referenced by the workstn file using filesf01sf. You can read the subfile by using the chain opcode using the rrn. When you define your subfile record format in dds, you are actually creating the definition of a single record that will appear on your list. With subfiles you can create a display file with lists of items. Infds file information data structure psds program status data structure file information data structure infds file information data structure. Expandable subfiles in rpgle an expandable subfile is one in which ideally one page of records are loaded at a time. For multiple device files, specify a subfile record format as the name operand. However, you may define the subfile size to be less than 9999 in the record format and still load all your subfile at a time.
Sending your own program created messages to the error subfile. This video explains how read and write works with dspf in as400 and also the use of overlay keyword in display file. The dds for the cities file used in this application note. How to create a subfile program without using any native i. A subfile is a display file where you can place a listing of values and process changes on the list.
An override will affect all programs, often by mistake. O ile rpg for as400 programmers guide version 4 sc09250702. A load all subfile is one in which we generally specify the subfile size as 9999 in the record format itself. A simple example of a subfile and accompanying program written in modern. The rrn uniquely identifies each row in your subfile and should be different for ea. This book gives you the concepts, styles, and advanced techniques using freeformat rpg that will enable you to become a subfile master in your own right. This subfile, like the first, is a load all subfile of 30 rows, and displays six at a time. Position to with load all subfile your going to have to store the subfile in arraydata structures or my favorite a temporary global file any way when the user enters a number like 57 then you read thru the array and when you hit 58 you start writting the subfile. After a few minutes of googling most of the examples i found were in rpgiii, a few were in fixed format. This file is a millionplus file of cities of the world it is easily obtained on the internet. How to create a subfile program without using any native io.
Redisplaying the first page of a subfile is a major annoyance to users. Example subfile program using modern rpg someone asked me if i could recommend an example simple subfile program written in rpgfree. In that situation the records will not be placed at contiguous memory location. Buy the digital pdf edition at the mc press ebookstore.
On their own, each feature is simple to code in an rpg subfile program. After clearing the subfile buffer, records equal to the size of sflpag is. Subfile command links will go to the ibm site for a more detail definition. Subfile relative record number, page size and page. Youll need to use two keywords in the subfile control format. I will live with the additional time spent modifying the code to. Subfiles are specified in the dds for a display file to allow you to handle multiple records of the same type on the display. The source for the display file and the product file used in the example follow the rpg source.
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