- Blog
- Blog
- Homepage
- Homepage
-
COBOL Indexed Files the Best Examples
The below is the list on life cycle of COBOL indexed-files. Defining an indexed file Opening and closing indexed files Reading through a file Adding records to indexed files Looking up records in indexed files Changing records in indexed files Deleting records in indexed files Defining indexed file: DATA DIVISION. FILE SECTION. * FD VENDOR-FILE…
-
Batch Reconciliation By Acquirer In Card Payments See How
These are guidelines acquirers follow for Batch reconciliation( Debit reconciliation) in Credit card payment processing Systems. Batch Reconciliation A merchant statement is sent to merchants daily, weekly, or monthly in accordance with the Agreement. This shows the total of all Transaction batches by way of a Summary of Charges (“SOCs”) that we have processed on your behalf…
-
Credit card: Host Vs Terminal based Reversals
Reversal Credit card transactions, usually merchants initiate to return money. Explained top differences between host and terminal based reversals.
-
DB2: How to Use Cursor WITH HOLD Correctly
Cursor WITH HOLD tricky rules on how it works when you use inDB2, IMS DB, CICS and IMS DC.
-
DB2 Cursors Tricky interview Question
Tricky interview questions to read for interviews on DB2 cursors.
-
How to Declare Read-Only Cursors in DB2
I am very cool today reading Db2 magazine. I have got an idea why can’t I write a post on DB2 Read-only cursors. So I have written this excellent post. There are so many rules to say a cursors is Read-only. Below are the list of rules, that says if the cursor is Read-only or not.…
-
Creditcards Domain: List of Free Learning Tutorials
Free credit cards domain knowledge online free tutorials.
-
DB2: The Real use of SYSDUMMY1 Table
SYSDUMMY1 table in DB2 explained the real use.
-
IMS DB: DEDB Vs DL/I database Top Differences
DEDB – Often it is called data entry database. These kind of of databases will be used in Banking industry. And credit and Debit card processing projects. The implementation of DEDB is different from DL/I.
-
Differences: DB2 SELECT Vs. Sub-SELECT Vs. Full SELECT
SELECT -The select-statement is the form of a query that can be directly specified in a DECLARE CURSOR statement or FOR statement, prepared and then referenced in a DECLARE CURSOR statement, or directly specified in an SQLJ assignment clause. It can also be issued using SPUFI or the command line processor which causes a result…
-
MQSeries Tutorial for Mainframe Programmers (5 of 5)
On the dynamic queues play crucial role in MQSeries. Read more about dynamic queues.
-
Why ‘SORTWORKdd’ is not Mandatory in DFSORT JCL?
Here I have shown how DFSORT speeds up its sort processing even when you are not supplied the “sortworkdd”. Why SORTWORKdd is not mandatory? Defines a work data set for a sort. Typically, it is not needed because DFSORT can allocate work data sets for a sort dynamically. Why STEPLIB is not needed in SORT…
Srinimf 