I have the following code fragment which gives me the current results below. I’m attempting to add an additional column for each of my pivoted values in order to include the lastview data for each of …
Tag: pivot
Transpose Rows to Columns Dynamically in MySQL – Page Rank Per User
I have the following data frame. I want to create a new table with the 4 most viewed pages per user (page and number of times viewed). So, I need to transpose the following columns: page, quantity and rank. Note that the variable to order is the rank and not necessarily all the names were in all the pages. Necessarily
Summarise data by date with percentages using SQL PIVOT
I have some data that looks something like this: ——————————————— ID |EVENTDATETIME |CATEGORY |SOMEPROPERTY ——————————————— 1 |20/03/…
convert column in rows and get count of different values of same column in postresql
test convert column in rows and get count of different values of same column in postresql
While display group of table value in mysql it shows each and every value as ‘0’
my table and it’s values are Now, i am going to grouping table but returns value in 0 While group the table it returns each and every column value returns in 0. Why that is happened. I need present or absent instead of 0. Can anyone solve this logic error? Answer sum(case when hour = ‘P1’ then status else ‘null’
Dynamic bit-based flattening of multiple rows by pivoting into additional columns
I have data that looks like this: And I would like it to look like this: I think a dynamic conditional aggregation is required. Any help would be appreciated. Answer Here is a sample implementation of dynamic conditional aggregation: this is the result: Now you can add a value (for example id = 4 and value = ‘e’) replacing the
Group by to include case statement inside SQL statement
I have a table which stores purchase info from sellers and table contains rating to every purchase out of 5 stars. I want to have output Group By sellers and Each sellers good(Above 3) and bad(Below 4)…
Duplicate rows that belong to multiple groups before group by
Let’s say I have a table of customers and I want to group them depending on their first and last name and then get the mean age of each group. However, my rules are not mutually exclusive. For …
Pivot One Column and Retain SUM,AVG,COUNT Columns
Let’s say I have a table PRODUCT like this. ProductName Amount ——————— Soap 1.10 Toothbrush 2.00 Towel 3.00 Soap 3.00 Then I get their sum, average …
SQL turning rows into columns and populating with values
I’m not quite sure why this table was designed this way, but it’s making it hard to solve my problem. Looking at the data: What I need help with is to do the following: For each name have the type_name as a column and then fill those columns with the default_value or value. Like this: Basically populates from default_value or