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5 Real Digital Skills You need to Perfrom your Job

Understand...Understand before you move further on why many people talking about Digital Skills. I have listed out the real Digital skills that you need to perform your job.

1. Automation of Repeated Tasks Take the best example of saving all the emails from google account. That is after sending an email that should save in an Excel document.

This is one kind of Skill. So learning technologiesto create Tools for this kind of automation provide you a lot of job opportunities.

2. Stop Certain activity Using Help of Technology For example, work and home both are different. After certain hours the access to the Company network should be stopped.

So that you can focus on your Home duties. Here you should have tools to do this kind of activity.

3.  Handling Data in New Age Smart Phone World How to present data in a user-friendly way is the topmost digital skill. Nowadays there are many tools present. The Best example is Tableau. You can present the data in a user-friendly way.

4. Making Les…

SQL top ideas on how to use built-in functions correctly

In this post I am giving top examples on SQL functions. About built-in functions, I have covered in my previous post.
sql examples on built-in functions

List of Built-in Functions

  1. DATE-TIME functions
  2. Numeric functions
  3. Char functions
  4. Null-related functions

1. DATE/TIME functions

SELECT p_code, launch_dt, CURRENT_DATE FROM product;
CURRENT_DATE returns current date.

SELECT p_code, TO_CHAR(launch_dt, 'DD MONTH YYYY') reformatted_dt FROM product;
TO_CHAR function returns DATE in CHAR format.

2. Numeric functions

SELECT p_code, price, (price - 20), ABS(price - 20.00) FROM product;
ABS - function returns absolute value

SELECT p_code, price, ROUND (price, 1) FROM product;
ROUND function - Round to 1 digit.

SELECT p_code, price, SIGN(price - 15) FROM product;
SIGN function - It returns sign; either + or -

SELECT p_code, price, TRUNC(price, 1) FROM product;
TRUNC function - Truncates to a certain number of decimal places.

3. CHAR functions

SELECT p_code, CONCAT(CONCAT(p_name, ' -- ') , price) FROM product;
CONCAT function - concats two strings.

SELECT p_name, LOWER(p_name), UPPER(p_name) FROM product;
UPPER function returns upper case.
LOWER function returns lower case.

SELECT p_name, LENGTH(p_name) FROM product;
LENGTH function returns length of the string.

SELECT SUBSTR(phone, 3) FROM customer;
SUBSTR function returns sub string from main string.

4. Null related functions

SELECT p_name, price, min_price,
COALESCE((price * 0.9), min_price, 5.0) sale_price FROM product;

COALESCE function: returns first non-null value from the expression.

Summary
  • Given list of top built-in functions
  • Example SQL queries on built-in function given for you to read quickly
  • These examples are almost common in any RDBMS

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Hyperledger Fabric Real Interview Questions Read Today

I am practicing Hyperledger. This is one of the top listed blockchains. This architecture follows R3 Corda specifications. Sharing the interview questions with you that I have prepared for my interview.

Though Ethereum leads in the real-time applications. The latest Hyperledger version is now ready for production applications. It has now become stable for production applications.
The Hyperledger now backed by IBM. But, it is still an open source. These interview questions help you to read quickly. The below set of interview questions help you like a tutorial on Hyperledger fabric. Hyperledger Fabric Interview Questions1). What are Nodes?
In Hyperledger the communication entities are called Nodes.

2). What are the three different types of Nodes?
- Client Node
- Peer Node
- Order Node
The Client node initiates transactions. The peer node commits the transaction. The order node guarantees the delivery.

3). What is Channel?
A channel in Hyperledger is the subnet of the main blockchain. You c…