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Piyush Kulkarni
Piyush Kulkarni

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Jan 31

Insights from ‘Financial Intelligence' by Joe + Karen.

Insights from ‘Financial Intelligence' by Joe + Karen. You might be surprised to learn that numbers could lie. Accounting & finance are not reality, they are a reflection of reality. The accuracy of that reflection depends on the ability of accountants & finance professionals to make reasonable assumptions & to calculate reasonable estimates. This leads to bias in numbers. 2. When is the revenue or sales recorded? Choose the correct one from the following 4 options:

Finance

1 min read

Insights from ‘Financial Intelligence' by Joe + Karen.
Insights from ‘Financial Intelligence' by Joe + Karen.
Finance

1 min read


Mar 22, 2022

Normalization (5 NF)

We have seen conditions for 4NF in the last article. Now let’s move on to 5NF. Let’s say, different brands make different flavors of ice cream. Brand A : Vanilla and Strawberry flavor Brand B : Chocolate, Vanilla and Strawberry flavor Brand C : Strawberry and Chocolate flavor Ron likes…

Rdbms

2 min read

Normalization (5 NF)
Normalization (5 NF)
Rdbms

2 min read


Mar 22, 2022

Normalization (4NF)

We have seen conditions for 3NF in the last article. Now let’s move on to 4NF. Model #1 Color: Yellow, Green Shape: Circle, Square Model #2 Color: Blue Shape: Triangle, Square Here, we have 2 models, and we know their color and shapes as well. …

Rdbms

2 min read

Normalization (4NF)
Normalization (4NF)
Rdbms

2 min read


Mar 21, 2022

Normalization (3NF)

We examined conditions for 2 NF in the last post. Let’s move on to 3 NF, also known as Boyce-Code form. Here identifying transitive dependency is vital. Although the table is already in 2 NF but still there is a possibility of anomaly. A person of age 5 can either…

3nf

2 min read

Normalization (3NF)
Normalization (3NF)
3nf

2 min read


Mar 18, 2022

Normalization ( 2 NF)

We talked about 1NF in the previous post. We need to understand Functional Dependencies first. There are many Rons across many departments. That’s why Name and Dept together can form a Primary Key here. Key attributes are Name & Dept. Age and Dept Head are non-key attributes. Functional Dependency : …

Rdbms

2 min read

Normalization ( 2 NF)
Normalization ( 2 NF)
Rdbms

2 min read


Mar 18, 2022

Normalization (1 NF )

We saw the anomalies that could sweep in a design, making to a bad data base design. Let’s see what we can do to avoid them or at least reduce the chances. There are Normal forms ranging from 1 NF to 5 NF ensuring higher safety levels. First rule: Every…

1nf

2 min read

Normalization (1 NF )
Normalization (1 NF )
1nf

2 min read


Mar 18, 2022

Database Anomalies

If you want the same concepts explained in Marathi, its here. In order to design a good database, we need to learn some rules in order to avoid anomalies. Typically, following anomalies are often found. Insertion anomaly Update anomaly Deletion anomaly Here, rows are repeated, causing Redundancy. Update anomaly Let’s…

Database

1 min read

Database Anomalies
Database Anomalies
Database

1 min read


Dec 11, 2021

Why standardize the variables and how to interpret the standardized coefficients?

You can enroll here.

1 min read

Why standardize the variables and how to interpret the standardized coefficients?
Why standardize the variables and how to interpret the standardized coefficients?

1 min read


Dec 10, 2021

Variabilty & R2

1 min read

Variabilty & R2
Variabilty & R2

1 min read


Dec 8, 2021

CV

Cv Writing

1 min read

CV
CV
Cv Writing

1 min read

Piyush Kulkarni

Piyush Kulkarni

29 Followers

Data Scientist

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