DB2 Unload DSNTIAUL

  Data from a DB2 table can be unloaded mainly using two DB2 utilities, the latest high performance unload utility (HPU) which is supported by DB2 version 10 and above or the good old DSNTIAUL. Let’s take a look at DSNTIAUL parameters and a sample JCL to execute the an unload //STP001 EXEC PGM=IKJEFT01                                 //STEPLIB […]

Introduction to CICS Channels and Containers

COMMAREA is something all of us, CICS programmers, are familiar with; it has been an integral part of CICS programing since its introduction in 1975 and continues to do so even today. Then why Channel and Containers now? What are the advantages? Should you switch over? These are the questions which we will try to […]

Search using SRCHFOR Command

  SRCHFOR primary command to search for one or more strings of data, this command can be used to search for a string in Sequential data sets Partitioned data sets Individual members of partitioned data sets Concatenated data sets You can search for more than one string in a single pass. You can also search […]

How to Create a new IMS Database

  As part of my work, however unfortunate it many seem for an application developer, I was asked  to create a brand new IMS Database. For my boss who comes from an open system  background, creating a DB is always just a Command or Click away and my best efforts to explain the complexity of […]

Converting Numeric fields to Different formats Using SORT

  There are might be instances when you need to convert the internal storage of a numeric filed , DFSORT allows you to accomplish this outside your program , lets look at the various options available.   Converting Binary to Displayable Zoned Decimal If you want a binary value to made readable , you can do so […]

CICS Translation Process Demystified

  In this article we will try to explore the steps involved in compiling a CICS program and the transformation it undergoes. The compilation of a CICS program is three step process with an additional translation step being included before the Compile and Linkedit steps.   CICS Program Compilation The CICS translator reads the COBOL […]

How to submit a JCL from CICS

  There are couple of ways in which you can submit a JOB from your CICS application program , the simplest way to do this is by using CICS Spool Interface commands to write your JCL directly to JES Spool , we will explore this in detail here, and also by using an extra partition TDQ […]

Generating XML using COBOL

  You can produce XML output from a COBOL program by using the XML GENERATE statement , the XML GENERATE statement takes as input the source data item for  which the XML needs be generated and stores  the corresponding XML in a target or receive data item mentioned in your XML GENERATE statement. Both the source and […]

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