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How Real-life Data Science Project Looks
Data science enables the creation of data products. One of the earlier data products on the Web was the CDDB database. Read more. Read More ⇢
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Here’s How to Alter Column Datatype in SQL
SQL query to alter datatype ALTER TABLE BOOKS ALTER BOOKNAME SET DATA TYPE VARCHAR(200) ALTER ISBN SET DEFAULT ‘UNKNOWN’; Certain characteristics of a table cannot be changed. For example, you cannot change the table space in which the table resides, the order of columns, or change the data type of a column… Read More ⇢
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Data Science Concepts for Mainframe Developers: Video Simplified
Basics of data science concepts helpful video for mainframe developers. Read More ⇢
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5 JCL Cataloged Procedure Interview Questions
The popular questions given here on JCL cataloged procedure. These are so basic but asked in many interviews. Read more. Read More ⇢
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COBOL: All About Null-terminated Strings
Even though I was busy in my work, I decided to spend some time for our readers on technical help. COBOL strings is a key subject and across all the big mainframe projects (Finance, Insurance and Manufacture) without strings there is no COBOL code. The below codes helps to implement in… Read More ⇢
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IBM Z13: Top Features You Should Know
IBM Z13 new features is now trending in almost all big projects. Learn now the real functions. Read More ⇢
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DB2: 4 Top INSERT SQL Queries
Top questions on DB2 SQL insert values and how to find errors explained. Read More ⇢
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Digital Skills That a Mainframe Developer Can Learn Easily
This is the time for Mainframe programmers to learn digital skills. The main reason is opportunities are very few in the market for Mainframe Skills. Why mainframe skills not only enough? The reason is Mainframe works still on legacy skills. But IBM is doing a lot of research to bring… Read More ⇢
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JCL Temp Dataset With disp ‘KEEP’ or ‘CATLG’
The data set in JCL can have three possible options one is KEEP, CATLG and PASS. Each has its own usages. Keep reading more. Read More ⇢
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