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SQL Query Examples on Multiple WHERE Conditions

I have explained on how to give multiple conditions in the SQL WHERE clause with examples

How to Use LEFT, RIGHT Substring Functions

Explained examples on SQL Right and Left functions to handle Strings and to get Substring correctly.

Virtual Vs Normal Credit Card Top Differences

In this post, I have explained the Virtual and Physical card differences. Also given information about Incremental authorization with the Virtual cards

How to Read VSAM File Randomly in COBOL

VSAM files tips and ideas on how they will be accessed in COBOL

Linux How to Create Custom Command with ‘alias’ Easily

Explained about how to create your own command in Linux.

PCI DSS: Top Guidelines to Store Card Details

Explained PCI DSS requirements on protecting cardholder data.

Linux – Here’s All About Queuing Process

Queues and Processes both are part of inter-process communication. Explained differences between these two.

How to INSERT Array of Values into DB2 Table

How to insert array of values in DB2 Tables explained with sample SQL query.

12 Tricky Python Coding Interview Questions

Python frequently asked interview questions shared in this post. Useful to read quickly and for your next interview.

How to Embed SQL in Python, Java, C#

How to embed SQL and establish connection in Python, Java and C# well explained.

Create Table: How to Set NOT NULL

Explained the best SQL example of NOT NULL constraint.