In this image, I would like to count the occurrence of header5 for each header1 group. Plus I want to know the percentage of each occurrence in header5 for each of the elements in header1 Answer Try this:
Tag: sql
Complicated PostgreSQL query to group by multiple columns
I have PostgreSQL table with client_id, date, smp_number, vs_type, vs_amount: What I want to achieve is to group by client_id and month and then to get the total debit sum and the total credit sum by month in distinct columns and the last smp_number in each month. The result should be: Hope this makes sense, …
Display rows where multiple columns are different
I have data that looks like this. Thousands of rows returned, but this is just a sample. Most days have the same numbers in them, but some do not. Note that ID 1 and 5 have identical numbers every day. ID Sunday Monday Tuesday Wednesday Thursday Friday Saturday 1 26 26 26 26 26 26 26 2 44 44 30
Laravel Row duplication inserted, with updateOrCreate method with Race-Condition
i have function in my controller that create a forecast : As you can see i use updateOrCreate methods to add or update a forecast. The problem is when 2 requests from the same user run at the same time (and no forecast is already created) 2 row are inserted. Do you have a solution ? I See that the
Filter an XML column in SQL Server
I have an xml type column productsXML in product table I want to find all the rows that have <products></products>. I tried this: This is returning all the rows that have products tag and understandably so. Is there a way to filter only those rows that have <products></products>? Answe…
Create column with timeframe relative to other column in SQL
Suppose I have the following table t_1 where every row represents a day: How can I create the following table t2 from t1? Here val_cur is defined as the sum of values of the current timeframe (i.e. the sum of values between date_start and date_end) and val_prev is defined as the sum of values of the previous …
Self join to update table in SQL
I have the following table: Category Qty Orders Level Product 0 Part 1 2 4 1 Part 2 3 5 1 Part 1.1 4 6 2 Part 1.2 5 7 2 How can I update the above table’s Level 0 row with sum of Qty and Orders (excluding Level 0’s Qty and Orders)? i.e. Category Qty Orders Level Product 14
Select integer column as corresponding letter of the alphabet
I have an int column that contains values no larger than about 20. I want to select as its corresponding upper case letter of the alphabet: I don’t care what happens after Z because the column doesn’t contain larger values. Is there a simple way to do this with a SQL query, to convert to a single-…
Azure Synapse is failing to perform the deployment giving error “type Microsoft.Data.Tools.Schema.Sql.SqlDwDatabaseSchemaProvider is not valid”
I am working on Azure Synapse. I am able to build the Azure Synapse project successfully using the Azure CI pipeline’s MS Build task. But as I am trying to deploy Azure Synapse using the Azure CD pipeline, I am getting the following error. I am deploying the DacPac using the following task. I hope this …
Import dump file containing a database dump to dbeaver
I have a database dump in thisdb_2022.dump binary file that I’m trying to import to dbeaver, but I haven’t found a way to import the database so I can see it. I found the below in the dbeaver forum but when I try to follow the instructions and create a new connection I don’t see any option I…