I’m working on a long SQL request and I want to use CASE inside but I don’t know how to write it. My request looks like : I want to add something like : I tried to add this at the end but it didn’t work : My goal is to edit key along its value Answer You can do
Tag: case
SQL CASE WHEN won’t meet condition
This is a solution to one of the leetcode problem. It is asking me to output the second highest salary from the table and if there are no second highest salary then the output should be null. The above is my solution. I used case and when syntax but the problem is that even when the table only has 1
SELECT from Multiple IF conditions in Where Clause
I have a following query In the above query I need to add IF condition that IF a.Type is Accessories then I need certain a.Brands to select from and if a.Type is Clothing then I need to select from certain a.Brands Answer Use a CASE expression, but you should also write a proper join with an ON clause for the
Using a subquery in a case statement in a where clause
I want to select different results (from a temp table) based on what a certain parameter is set to in the query. I want to exclude certain inventory SKUs if a particular warehouse is selected. I am getting this error, unfortunately. Msg 512, Level 16, State 1, Line 310 Subquery returned more than 1 value. This is not permitted when
SQL fill empty values in a column based on case when selection
So basically what I want to achieve is that if four columns are empty, one column contains a 1 as value and one column contains 0, then I want to entries in one column meeting the conditions with a default value (0.06077). Meaning: IF COL_A, COL_B, COL_C, COL_D IS NULL and COL_E = 0 AND COL_F = 0 then fill
Before/After Difference for a flexible Date (Case)
i have a little problem with a case. I output two date fields (yyyy-mm-dd). the date changes and is flexible. not every entry has the same date fields. I take one date field as an fixed point. If the Date is 4 months before the date, a ‘V’ should be the output. if it is behind it, an ‘N’ should
SQL CASE that matches value or uses LIKE ‘%’
I’m trying to do a wildcard retrieve if a defined variable is blank. But I can’t figure out the correct syntax. Answer It is as simple as this: The expression NULLIF(x, ”) will convert ” to null. Then we take advantage of how null comparison works: If @customerID is not null then first condition will be true only for exact
How to Return Separate Sums of Columns if Initial Value in row is 0 in SQL
I am trying to write a SQL query that will return unique rows of sums of shipped part numbers per customer depending on if the value is negative or positive. For example: If we shipped 20 of part Z to customer A twice, and they returned 6 parts back to us, it would display: After running query, expected results: The
Access alias in CASE statement
I am trying to create a column called DateStartedStatus that utilizes a previously aliased column to compute its value. It should use CurrentStatus to output a value and an error is showing that says “Invalid column name ‘CurrentStatus'”. How can I access that alias in the below case statement? Answer Using subqueries like this Do not worry, subquery will not
SUM aggregation do not work on empty subqueries with DRUID
Assuming I am executing the following two queries on Druid: I tried to combine both counts in one single query with a sum aggregation like the following: And it works well UNLESS one of the two counts returns 0 rows. In that case I receive a Query returned no data message and I don’t have any final result from the