I am bit stuck with this not getting how do i proceed further Assume I have below data in table Note : All the below column fields [NAME , AGE , COURSE , MARKS] are set to VARCHAR2(50 CHAR) Using below query I am able to get incremental sum , but not able to apply logic how to get incremental
SQL Script does not publish
When I publish my DB in in Visual Studio, my script does not publish. Answer Right click on the script. Select Properties. Look at the Build Action. Choose Build. Try to publish again. Also make sure you edit the DB csproj in and change from NONE to BUILD: right click the DB project unload project right click…
sql query to exclude not null columns
I have below table and records Now i do not want to display the rows having null values in the columns except primary key column. I used below query to arrive the above result. But my orginal table having 72 columns how can i check all the columns for getting above result. / Answer You could check the length …
Combine SQL rows into one column based off two other columns
I have this SQL statement: It returns a table like: But I am looking to have something like this: How do I change my SQL statement to accomplish this? Answer The solution to this problem ended up being to create a temp table for the main query. Then pulling the appropriate data out of the temp table utilizing…
MySQL Query Returns Different Results
I’m having a strange problem with the following query: Sometimes I get zero, one, two or three results. I should always get three results. What could be causing this? Answer As pointed out by Solarflare, GROUP_CONCAT() could produce your team string in a random order, e.g. ‘Van Williams & Dere…
Combine 2 sql queries in Bigquery
I currently have two queries that i’ve stitched together using views in Bigquery. I am wondering if there’s a way to combine them into a single query and eliminate the need for multiple views. The first query concatenates a few strings to create a field “id” The second query de-dupes t…
How to check for column attributes in postgreSQL?
I am new to SQL. Let say that when someone created a table like this in database named test1 of PostgreSQL: I make a query to the database and do not know how data in columns are stored. Is there a query to return the stored definition of the columns in the users table or a method to check this
Python add items into dictionary from database table (sqlite3)
I have created a database table called fruits with 3 columns, id(int primary key), fruits(text) and weight(float). id fruit weight 1 Apple 80.5 2 Pear 150.8 3 Kiwi 69 How do I create a dictionary and add all the fruits and weight as key-value pairs to the dictionary? Answer Something like this: fetchall() ret…
First rows for selected cid then show the others rows
I have orders table like this: I want to see all the orders of cid 2 first then all the others thanks … Answer You may order using a CASE expression: You may also add more sorting levels after the above CASE expression.
Postgresql conditional script
I need to update the column (vendor_type) in the table depending on values in other columns. Table name = “vendor” Columns = “client_id”(varchar), “coach_id”(varchar), “exm_vendor”(boolean), “vendor_type”(varchar) And this is what I want to do with p…