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IMS DB Tutorial Learn Quickly
Complete tutorial on IMS DB for learners and developers highly useful. Read More ⇢
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Popular ROLLUP SQL query to apply on your data to group it quickly
ROLLUP and grouping sets are two similar functions to apply on group of data. Most popular SQL query example to use ROLLUP. You can improve your SQL performance. Read More ⇢
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3 Free Python Downloads – Here’re Links
Ipython you complete open source software. You can download quickly to start learning. Read More ⇢
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Unix: Top Editor Commands to Schedule Job and More
Unix cron top commands to use in scheduling jobs Read More ⇢
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Mainframe ISPF Commands (5 Of 5)
How do I make columns 1-6 disappear from my ISPF editor screen? A. Type ‘NUM ON COB’. These are the ‘COBOL numbers’ columns and the screen display will be from Col 9-80. 42. How do I make the numbers on Col 1-6 contiguous, i.e., the COBOL numbers A. Type ‘RENUM’. ISPF sometimes… Read More ⇢
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2 More Ideas on COBOL Debugging
Here’s a way how to debug COBOL program Read More ⇢
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Mainframe ISPF Commands(4 Of 5)
1). How do I find for any non-numeric character? A. Use picture string ‘-’. 2). How do I find for any alphabetic character? A. Use picture string ‘@’. 3). How do I find for any uppercase alphabetic character? A. Use picture string ‘>’. 4). How do I find for any lowercase alphabetic character? A. Use picture… Read More ⇢
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Grouping Sets: How to Simplify SQL Query
THE GROUPING SETS option’s real usage is to make the union of two or more groups of rows into a single result set. Introduced in DB2V11. The best example given and explained to use it and improve your SQL Query. Grouping Sets in DB2 It is logically equivalent to the… Read More ⇢
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What is EIB Storage Area in CICS
The EIB is also called executive interface block. The name tells that it is a interface to calling module. So the every action will be updated in EIB fields in CICS. I have given the most frequently used fields to execute CICS programs for your ready reference. Read More ⇢
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