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ISPF Mainframe Certification Commands
EDITING A DATA SET – If you do not know the Data Set Name: Obtain a list of data sets using screen 3.4 Tab to the left of the desired data set, type e for edit and press Return. This will bring the data set up in a full-screen editor. If… Read More ⇢
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DB2: How to Fix Cursor Open Error Quickly
The ‘OPEN’ cursor fails during execution of the DB2 program is mainly due to lack of privileges. Resolution to Fix Cursor Open Error The privilege set consists of the privileges that are held by the authorization ID of the owner of the plan or package. If the plan or package… Read More ⇢
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IBM Q-Replication in Zo/s environment
Q Replication captures changes to source tables and converts committed transactional data to messages. The data is not staged in tables. As soon as the data is committed at the source and read by Q Replication, the data is sent to the target location through WebSphere MQ Q-Replication Functionality They… Read More ⇢
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MQSeries Tutorial for Mainframe Programmers (4 of 5)
Lean different types of queues being used in mainframe MQSeries. Read More ⇢
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DB2 SQL Global variables top usage
Global variables in DB2 v11. Read all the features here. Read More ⇢
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DB2 Stored Procedures: Here are Top Benefits
Here are stored procedures benefits explain in the context of DB2 Read More ⇢
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How to access “IMS DB” database using SQL Queries(1 of 2)
In IMS DB not only DLI commands you an also issue SQL queries to access data from IMS DB database. Read more. Read More ⇢
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Java ‘Collections’ vs COBOL ‘Arrays’
What is collections: Collections provide the ability to manage groups of objects. A collection can be ordered or unordered, contain duplicates or not, depending upon the particular implementation chosen. Collections can also contain key-value pairs to provide a facility for maintaining in memory an index of objects. How COBOL Array… Read More ⇢
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COBOL: 3 Simple Tips to Know Module is Subroutine
In COBOL programming, the subroutine needs the following three clauses. With these you can say the module is subroutine or main module. Here are Hints to Know the Module is Subroutine Linkage section In procedure division USING At the end of program, either, EXIT PROGRAM or GOBACK With the above… Read More ⇢
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