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Ujjwal Jha

@ujjwal717

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Data Analyst, Business Analyst, Power BI, SQL, Excel, Python, Problem Solver

India
Joined October 2012
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@ujjwal717
Ujjwal Jha
4 months
So, this is how you can partition the data inside the window function to get the desired results. 𝗟𝗶𝗸𝗲❤️, 𝗦𝗵𝗮𝗿𝗲♻️, 𝗥𝗲𝗽𝗼𝘀𝘁🔄 if you found it helpful!.
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@ujjwal717
Ujjwal Jha
4 months
Solution (only window function for rank):. 𝗗𝗘𝗡𝗦𝗘_𝗥𝗔𝗡𝗞() 𝗢𝗩𝗘𝗥(𝗣𝗔𝗥𝗧𝗜𝗧𝗜𝗢𝗡 𝗕𝗬 𝗿𝗲𝗴𝗶𝗼𝗻 𝗢𝗥𝗗𝗘𝗥 𝗕𝗬 𝗦𝗨𝗠(𝗽𝗿𝗼𝗳𝗶𝘁𝘀) 𝗗𝗘𝗦𝗖).
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@ujjwal717
Ujjwal Jha
4 months
Business Question:. 𝗥𝗮𝗻𝗸 𝘁𝗵𝗲 𝗽𝗿𝗼𝗳𝗶𝘁𝘀 𝗮𝗰𝗰𝗼𝗿𝗱𝗶𝗻𝗴 𝘁𝗼 𝗲𝗮𝗰𝗵 𝗿𝗲𝗴𝗶𝗼𝗻 (𝗵𝗮𝘃𝗶𝗻𝗴 𝗺𝘂𝗹𝘁𝗶𝗽𝗹𝗲 𝘀𝘁𝗼𝗿𝗲𝘀 𝗶𝗻 𝗲𝗮𝗰𝗵 𝗿𝗲𝗴𝗶𝗼𝗻).
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@ujjwal717
Ujjwal Jha
4 months
Well, you can do that easily using 𝗽𝗮𝗿𝘁𝗶𝘁𝗶𝗼𝗻 𝗯𝘆 keyword inside the window function. Let's discuss it with an example:.
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@ujjwal717
Ujjwal Jha
4 months
𝗪𝗶𝘁𝗵 𝘁𝗵𝗶𝘀, 𝘆𝗼𝘂 𝗰𝗮𝗻 𝗽𝗮𝗿𝘁𝗶𝘁𝗶𝗼𝗻 𝘄𝗶𝗻𝗱𝗼𝘄 𝗳𝘂𝗻𝗰𝘁𝗶𝗼𝗻𝘀 𝗮𝘀 𝗮 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘀𝘁!. As a data analyst, you may need to partition the data inside the window function to generate targeted results. Check the thread!.
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@ujjwal717
Ujjwal Jha
5 months
𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝘄𝗵𝘆 𝗘𝗗𝗔 𝗵𝗲𝗹𝗽𝘀 𝗶𝗻 𝘀𝗼𝗹𝘃𝗶𝗻𝗴 𝗯𝘂𝘀𝗶𝗻𝗲𝘀𝘀 𝗽𝗿𝗼𝗯𝗹𝗲𝗺𝘀 𝗶𝗻 𝗱𝗮𝘁𝗮 𝗮𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀!. • When you perform EDA, you get a high-level understanding of data which makes you comfortable. • Another benefit is that it allows you to.
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@ujjwal717
Ujjwal Jha
5 months
𝗗𝗮𝘁𝗮 𝗖𝗹𝗲𝗮𝗻𝗶𝗻𝗴 𝗺𝗮𝗸𝗲𝘀 𝗼𝗿 𝗯𝗿𝗲𝗮𝗸𝘀 𝘆𝗼𝘂𝗿 𝗲𝗻𝘁𝗶𝗿𝗲 𝗱𝗮𝘁𝗮 𝗮𝗻𝗮𝗹𝘆𝘁𝗶𝗰𝘀 𝗽𝗿𝗼𝗷𝗲𝗰𝘁!. Whenever you are working on a data analytics project, you need to understand the importance of data cleaning. Data Cleaning simply means solving critical.
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@ujjwal717
Ujjwal Jha
5 months
𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘀𝗶𝘀 𝗶𝘀 𝗻𝗼𝘁 𝗷𝘂𝘀𝘁 𝗮𝗯𝗼𝘂𝘁 𝗮𝗻𝗮𝗹𝘆𝘇𝗶𝗻𝗴 𝗮𝗻𝗱 𝘃𝗶𝘀𝘂𝗮𝗹𝗶𝘇𝗶𝗻𝗴 𝗱𝗮𝘁𝗮!. When you work as a data analyst, one of the most important tasks for you is to solve business problems. This doesn't mean you just need to build some visuals or.
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@ujjwal717
Ujjwal Jha
5 months
So, this is the basic difference between a Data Analyst and a Data Scientist. 𝗟𝗶𝗸𝗲❤️, 𝗦𝗵𝗮𝗿𝗲♻️, and 𝗥𝗲𝗽𝗼𝘀𝘁🔄 if you found it helpful!. 𝗙𝗼𝗹𝗹𝗼𝘄 for more data analytics content!.
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@ujjwal717
Ujjwal Jha
5 months
𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝘁𝗶𝘀𝘁: . • They are mainly responsible for building predictive models using ML algorithms. • It is important to note that they don't specifically build ML Models from scratch, they use it to build predictive models. • They help stakeholders understand.
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@ujjwal717
Ujjwal Jha
5 months
𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘀𝘁:. • It involves analysis of data where you build actionable insights for the business problem and help stakeholders to take informed business decisions. • It involved tasks such as cleaning and pre-processing data, data transformation, data analysis,.
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@ujjwal717
Ujjwal Jha
5 months
People who want to learn Data Analytics often confuse it with Data Scientist so let's distinguish them effectively in this post.
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@ujjwal717
Ujjwal Jha
5 months
𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝗱𝗶𝗳𝗳𝗲𝗿𝗲𝗻𝗰𝗲 𝗯𝗲𝘁𝘄𝗲𝗲𝗻 𝗮 𝗗𝗮𝘁𝗮 𝗔𝗻𝗮𝗹𝘆𝘀𝘁 𝗮𝗻𝗱 𝗮 𝗗𝗮𝘁𝗮 𝗦𝗰𝗶𝗲𝗻𝘁𝗶𝘀𝘁 𝗶𝗻 𝘁𝗵𝗶𝘀 𝘁𝗵𝗿𝗲𝗮𝗱!.
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@ujjwal717
Ujjwal Jha
5 months
𝗟𝗶𝗸𝗲, 𝗦𝗵𝗮𝗿𝗲, and 𝗥𝗲𝗽𝗼𝘀𝘁 if you found it helpful!. 𝗙𝗼𝗹𝗹𝗼𝘄 for more data analytics content!. #DataAnalytics #DataAnalyst #BusinessAnalytics #BusinessAnalyst #Ranking #SQL #US.
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@ujjwal717
Ujjwal Jha
5 months
• 𝗪𝗲 𝗱𝗼𝗻'𝘁 𝗵𝗮𝘃𝗲 𝗚𝗮𝗽𝘀: Here, we won't skip any rank even if we have a tie for a rank. 𝗘𝘅𝗮𝗺𝗽𝗹𝗲: The next rank will be 2 even when we have a tie for rank 1.
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@ujjwal717
Ujjwal Jha
5 months
𝗚𝗮𝗽𝘀 𝗠𝗲𝗮𝗻𝗶𝗻𝗴:. • 𝗪𝗲 𝗵𝗮𝘃𝗲 𝗚𝗮𝗽𝘀: It means when we have a tie for a rank, the immediate next rank will be skipped. 𝗘𝘅𝗮𝗺𝗽𝗹𝗲: If we are tied for rank 1 so, we have two rows as rank 1, then the next rank will be 3 instead of 2.
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@ujjwal717
Ujjwal Jha
5 months
When we discuss two window functions to rank variables, we come across 𝗥𝗔𝗡𝗞() and 𝗗𝗘𝗡𝗦𝗘_𝗥𝗔𝗡𝗞(). But, today we will only discuss the difference between them that is RANK() has gaps while DENSE_RANK() doesn't.
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@ujjwal717
Ujjwal Jha
5 months
𝗨𝗻𝗱𝗲𝗿𝘀𝘁𝗮𝗻𝗱 𝘁𝗵𝗲 𝗺𝗲𝗮𝗻𝗶𝗻𝗴 𝗼𝗳 𝗚𝗮𝗽𝘀 in this thread 𝗶𝗻 𝗿𝗮𝗻𝗸𝗶𝗻𝗴 𝗮𝘀 𝗮 𝗱𝗮𝘁𝗮 𝗮𝗻𝗮𝗹𝘆𝘀𝘁!. As a data analyst, you will often rank various variables to analyze your data. This can include - . • Ranking marketing campaigns per region. • Ranking.
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@ujjwal717
Ujjwal Jha
5 months
𝗬𝗼𝘂 𝗻𝗲𝗲𝗱 𝘁𝗼 𝗸𝗲𝗲𝗽 𝗹𝗲𝗮𝗿𝗻𝗶𝗻𝗴 𝗮𝘀 𝗮 𝗱𝗮𝘁𝗮 𝗮𝗻𝗮𝗹𝘆𝘀𝘁!. You need to understand that data usage is increasing in all the industries around the world. Also, the methods to handle this much data are also going to evolve over time. So, as a data analyst, do.
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