I try to get the max count value but error this is my data I need to get the max count of tool_id I use this code to get tool_count and I use to get max tool_count but it error the result I need : Answer You can try using order by desc with limit 1
Swap value between rows
I want to swap dynamically values in column VAL2. The case is when in tech I have got X. I want to upload data from other rows where values in cells are the same ( the only difference is EN1 and EN2 ) because values there are reversed. ~~ SQL server I tried to update, case, but I do not
SQL Query results into a already created table
I need some help getting the results from this query: To go into a table I have already created (Routegen). Routegen already has the columns (RouteNumber, DPS, Flats, Parcels). I’ve tried using SELECT INTO, but apparently I’m not doing it right because I can’t get the code to run after chang…
SQL query is only returning one entry, when it should be returning several
I am creating a book tagging system and I am trying to call all the books with the same tag. My query is only turning up the first book, and not any of the following books with the same tag. Here is …
Count of 300 non-null columns in each row
I have a table that contains more than 300 columns. Each column is of different type. I want the count of non-null columns of that table. Since the columns are more than 300, i should not type all the …
How to I use the LIKE operator?
I’m doing a query using the LIKE operator, but it doesn’t work. When I run the query, there’s no results, but it says “Query executed successfully”. Does anyone know why? This is what I have …
How to select rows in parent table based on a value in child table
Consider the following tables, what would be an efficient query to return 1 row for each order that has at least 1 child row with a specific warehouse code? I am using SQL Server 2016. Table: Orders …
Dropping the index column from DataFrame in a .csv file in Pandas
I have a python script here: and when I run it, it creates separate csv files that are formatted in sql. The output looks like this in generatedfile2: The rest of the files have this same format. Is there any way I can change my code to get rid of the “2” at the beginning of the code? It won’…
Find Nth value and average value corresponding to each group in SQL
I have a table with name and grades for some users CREATE TABLE grades (name varchar(100), grade integer); insert into grades values (‘Bob’, 12), (‘Bob’, 13), (‘Bob’, 23), (‘Bob’, 17), (‘James’, 15), (…
SQL join select based on specific table values
Goal: Select all items if the users_allergy =0 but filter items out when the allergy=1 User_peanut_allergy = 0 means the user has no peanut allergy. User_peanut_allergy = 1 means the user has that …