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Learn at Knowstar
Canada
Приєднався 25 лип 2016
Hi,
I am an experienced software professional specializing in Datawarehousing and analytics technologies.
You can find detailed and easy to understand tutorials on various BI technologies like Datastage, Data Modeling, Erwin, SSIS, Power BI, Tableau, SQL, Datawarehousing and more on our channel.
So, please subscribe to our channel and like, share and comment on our videos.
We conduct corporate online trainings. We also provide consultancy services for data, analytics and crm projects.
For enquiries, please check our website knowstar.org.
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You can connect with us here -
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Website - knowstar.org/
Email - learn@knowstar.org
Happy Learning with Learn at KnowStar!
I am an experienced software professional specializing in Datawarehousing and analytics technologies.
You can find detailed and easy to understand tutorials on various BI technologies like Datastage, Data Modeling, Erwin, SSIS, Power BI, Tableau, SQL, Datawarehousing and more on our channel.
So, please subscribe to our channel and like, share and comment on our videos.
We conduct corporate online trainings. We also provide consultancy services for data, analytics and crm projects.
For enquiries, please check our website knowstar.org.
You can also send an email to learn@knowstar.org.
You can connect with us here -
Instagram - learn.knowstar
Blog - know-star.blogspot.com/
Facebook - knowstartrainings/
Linkedin - www.linkedin.com/company/knowstar-e-learning-solutions/?viewAsMember=true
Website - knowstar.org/
Email - learn@knowstar.org
Happy Learning with Learn at KnowStar!
SQL | You Don't Need Multiple Lines Of Code | Last NOT NULL | Forward Fill | IGNORE NULLS
SQL Tutorial - Use the IGNORE NULLS option with Windows Function and solve the Last Not NULL Puzzle or forward fill the values.
Must Do Data Analytics Certifications -
Google Data Analytics Professional Certificate
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Google Advanced Data Analytics Professional Certificate
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Please do not forget to like, subscribe and share.
For enrolling and enquiries, please contact us at
Website - knowstar.org/
Instagram - learn.knowstar
Blog - know-star.blogspot.com/
Facebook - knowstartrainings/
Linkedin - www.linkedin.com/company/knowstar-e-learning-solutions/?viewAsMember=true
Email - learn@knowstar.org
Must Do Data Analytics Certifications -
Google Data Analytics Professional Certificate
imp.i384100.net/OR37oQ
Google Advanced Data Analytics Professional Certificate
imp.i384100.net/eK1WmQ
Please do not forget to like, subscribe and share.
For enrolling and enquiries, please contact us at
Website - knowstar.org/
Instagram - learn.knowstar
Blog - know-star.blogspot.com/
Facebook - knowstartrainings/
Linkedin - www.linkedin.com/company/knowstar-e-learning-solutions/?viewAsMember=true
Email - learn@knowstar.org
Переглядів: 1 158
Відео
SQL | STRING_SPLIT | Split Delimited String into Rows
Переглядів 1,8 тис.3 місяці тому
In this SQL Tutorial, we explore the many use cases of the STRING_SPLIT function in SQL Server. More details on this function can be found here- learn.microsoft.com/en-us/sql/t-sql/functions/string-split-transact-sql?view=sql-server-ver16 Must Do Data Analytics Certifications - Google Data Analytics Professional Certificate imp.i384100.net/OR37oQ Google Advanced Data Analytics Professional Cert...
SQL Merge | Insert Update Delete in a Single Statement | Incremental Load
Переглядів 1,8 тис.3 місяці тому
In this video tutorial, we write a MERGE statement to perform an Insert - Update - Delete Operation with a Single Statement in SQL Server database. Check out the other methods of Incremental Load in a database - ua-cam.com/video/3VO1AhrIz8M/v-deo.html Must Do Data Analytics Certifications - Google Data Analytics Professional Certificate imp.i384100.net/OR37oQ Google Advanced Data Analytics Prof...
SQL Debugging | Common Programming Mistakes | Dates
Переглядів 2,5 тис.4 місяці тому
In this video, we debug a SQL Query and identify some commonly made mistakes while writing SQL Queries using Date values. Must Do Data Analytics Certifications - Google Data Analytics Professional Certificate imp.i384100.net/OR37oQ Google Advanced Data Analytics Professional Certificate imp.i384100.net/eK1WmQ Please do not forget to like, subscribe and share. For enrolling and enquiries, please...
SQL | How to send Email from SQL Server ? Database Notifications
Переглядів 4 тис.5 місяців тому
SQL | How to send Email from SQL Server ? Database Notifications
SQL Trick | How to Rollup data to Calculate Sub Total and Grand Total in the same query?
Переглядів 2,5 тис.8 місяців тому
SQL Trick | How to Rollup data to Calculate Sub Total and Grand Total in the same query?
SQL | How to Convert Date / Time Formats ? | Convert | Format
Переглядів 3 тис.8 місяців тому
SQL | How to Convert Date / Time Formats ? | Convert | Format
SQL | How to find Currently / Longest Executing SQL Queries?
Переглядів 3 тис.9 місяців тому
SQL | How to find Currently / Longest Executing SQL Queries?
SQL Query | How to find Customers who placed an Order everyday in a Month? SQL Interview Questions
Переглядів 3,5 тис.10 місяців тому
SQL Query | How to find Customers who placed an Order everyday in a Month? SQL Interview Questions
SQL for Beginners Tutorial | Complete Tutorial #sqlforbeginners
Переглядів 1,9 тис.10 місяців тому
SQL for Beginners Tutorial | Complete Tutorial #sqlforbeginners
Python Pandas Tutorial - 2 | Selecting Rows and Columns
Переглядів 55410 місяців тому
Python Pandas Tutorial - 2 | Selecting Rows and Columns
Power BI for Beginners Tutorial | Getting Started | Data to Dashboard | Learn in 15 minutes
Переглядів 83510 місяців тому
Power BI for Beginners Tutorial | Getting Started | Data to Dashboard | Learn in 15 minutes
Python Tutorial | 16 Ways to Read a CSV File | Pandas | Read_csv
Переглядів 57210 місяців тому
Python Tutorial | 16 Ways to Read a CSV File | Pandas | Read_csv
Python Pandas Tutorial - 1 | Getting Started with Pandas | Learn in 20 Minutes
Переглядів 1 тис.11 місяців тому
Python Pandas Tutorial - 1 | Getting Started with Pandas | Learn in 20 Minutes
SQL | Difference Between Union Vs Union ALL | Delete Vs Truncate | SQL Interview Questions
Переглядів 2 тис.11 місяців тому
SQL | Difference Between Union Vs Union ALL | Delete Vs Truncate | SQL Interview Questions
Updated 2023 - How to Install Python and Jupyter Notebook?
Переглядів 25 тис.11 місяців тому
Updated 2023 - How to Install Python and Jupyter Notebook?
SQL | Python | How to Connect SQL Database to Python using Pyodbc
Переглядів 17 тис.11 місяців тому
SQL | Python | How to Connect SQL Database to Python using Pyodbc
SQL | Answering Your Queries | 9 Complex SQL Queries
Переглядів 3 тис.11 місяців тому
SQL | Answering Your Queries | 9 Complex SQL Queries
SQL Tutorial | How to Read Data from XML Column? XQuery Methods
Переглядів 7 тис.Рік тому
SQL Tutorial | How to Read Data from XML Column? XQuery Methods
SQL Functions | Geography | Calculate Distance Using Latitude and Longitude coordinates
Переглядів 2,4 тис.Рік тому
SQL Functions | Geography | Calculate Distance Using Latitude and Longitude coordinates
SQL Tutorial | How to Avoid a Divide By Zero Error in SQL | NULLIF
Переглядів 2,9 тис.Рік тому
SQL Tutorial | How to Avoid a Divide By Zero Error in SQL | NULLIF
SQL CTE | Follow these 5 Rules while Creating a CTE (Avoid these mistakes !)
Переглядів 3,9 тис.Рік тому
SQL CTE | Follow these 5 Rules while Creating a CTE (Avoid these mistakes !)
SQL | Subquery or CTE - Which one to choose? Difference between Subquery and CTE
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SQL | Subquery or CTE - Which one to choose? Difference between Subquery and CTE
8 Tips & Pointers to solve SQL Complex Queries ! (BONUS Tip Included !)
Переглядів 7 тис.Рік тому
8 Tips & Pointers to solve SQL Complex Queries ! (BONUS Tip Included !)
SQL tutorial | Date Functions | Difference between DATEDIFF and DATEADD
Переглядів 10 тис.Рік тому
SQL tutorial | Date Functions | Difference between DATEDIFF and DATEADD
SQL Query | Date Functions | How to find Start and End Day of the Week
Переглядів 6 тис.Рік тому
SQL Query | Date Functions | How to find Start and End Day of the Week
SQL | How to find number of Sundays between two dates
Переглядів 2,8 тис.Рік тому
SQL | How to find number of Sundays between two dates
SQL | How to add a column if it already does not exist | Error handling
Переглядів 4,5 тис.Рік тому
SQL | How to add a column if it already does not exist | Error handling
SQL | NOT IN Vs NOT EXISTS (Which one to use?)
Переглядів 10 тис.Рік тому
SQL | NOT IN Vs NOT EXISTS (Which one to use?)
Avoid this SQL Programming Mistake! (AND Vs WHERE)
Переглядів 3,1 тис.Рік тому
Avoid this SQL Programming Mistake! (AND Vs WHERE)
Here's another way to do it. select * from Country ORDER BY replace(Country_Name, 'India', '0') Since all the other Country Names begin with a letter replacing India with a zero insures it will always be at the top.
How to separate all these characters ? Like abc,123,xyz?kindly make the proper solution of this video
Can you please tell me how to load the data afterwards. Should I do load the update dataset first or insert one first? And what should be the key columns while inserting into the dimension??
Great Explanation !
Thank you!
Nice, i only knew one option. This is a better alternative Thx
I want to calculate last 12 months running sales in sql
In which cases would you need to take this approach?
Is there any another method to do this ?
how do you keep headers on each page?
so change the nulls before unpivot query
Ma'am Please make descriptive vidoes on SQL cursors from basic to advance. it will be helpful.
Your videos are very helpful and i am learning new things. Thanks
Glad to hear that!
Thank you so much its was very help full mam ,after 4 hrs hard work install jupyter notebook with help of your video
Glad it helped
It is not working in oracle sql Or developer
Hi Team, Do you have the dataset for all the queries in this playlist. If you can arrange ,it will be very helpful for me
How could you find this useful things? You are a genius and sharing knowledge. Months ago, I got the same issue with this quotations , Thanks for the vid. May I know, you deal with MS SQL?
Glad it was helpful!
Tks u
Thank you too!
Very Nice. Do you have done this activity in Postgres Database ?
How to get the database for each and every query your sharing
Great and clear explanation on Count(1), * plus ColumnName. Thanks!
Glad it was helpful!
Hi ma'am, Can you please provide the data for practice
How to find Customers who placed an Order everymonth in a year. can you make a video?
Thank you. Great efforts.
Glad you liked it!
Finally Found solution after watching many videos thankyou verymuch mam😊
Thank you
we have column has id a1,a2,a3,a4,a5,a6,a7,a8,a9,a10,a11,a12,a13,a14,a15,a16,a17,a18,a19,a20,a21 the output should be using sql query a1 a2,a3 a4,a5,a6 a7,a8,a9,a10 a11,a12,a13,a14,a15 a16,a17,a18,a19,a20,a21 can u pls explain this scenario
with rec as ( select 'a' a, 1 b union all select 'a' a, b+1 from rec where b+1 <=21) -- generate data ,a as ( select 'a' a, 1 b, 1 mxiter, 1 iter union all select rec.a, rec.b, max(rec.b) over () mxiter, iter+1 from a join rec on rec.b between mxiter+1 and mxiter+1+iter ) select STRING_AGG(concat(a,b),',') from ( select distinct * from a) t group by iter
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Superb Trick
Thank You!
This good. Assuming you wanted to get difference between two years e.g 2013 &2014.. How can you achieve that?
Amazing video and very informative
Thank you
Awesome.
Thank you
Thanks how can do that on hundreds numbers one time ?
Excellent explanation! Thank you so much 😊
Glad it was helpful!
Great tutorial, thank you
Glad it was helpful!
FOR THOSE WHO ARE EXCUTING IN mysql set @str1 = 'abc,,def,,,,,ghi,jkl,,,,,mno'; select @str1 as string123; select replace(replace(replace( @str1, ',', '*,'), ',*',''),'*','') as string321;
thanks
a really good video, thanks for the help! 👍
Glad it helped!
isn't OLEDB for LOCAL connections only, and ODBC if you are connecting to a remote sql server?
Yeah, I found the best example for cross filter direction 👌👌, Without talking too much, the girl jumped to the actual scenario 🤩
Thanks for the wonderful video. Please more Windows functions examples.
Thanks I really need this help with sql server
Glad it helped
Your videos are very professional, please make more sql server specific
Thank you.
What's the diff between union and inters3ct
Very very important concept and in easy to understand way of explaining.
Glad it was helpful!
0
Dynamic SQL is SQL query that is executed at runtime. I hope the following is not a silly question. But when is it that we need this functionality ? i.e., when do we need some codes to be executed at runtime ?
Nice explanation. Thank you
In my SQL Developer, in that 'DateDiff' and 'DateAdd' functions are not working, you know how to enable those functions?
How to replace leading zeroes with another character