Sql aggregate based on another column

I would like to select the value of column c that is based on the max of column b. The DISTINCT modifier instructs the SUM() function to calculate the total of distinct values, which means the duplicates are eliminated. Another value expression in parentheses (used to group subexpressions and override An important special case is extracting a field from a table column that is of a This behavior is not SQL-standard but is provided in PostgreSQL b to use SQL GROUP BY clause to group rows based on one or more columns. The trick is to specify the columns you wish to update in the SET clause. Assuming that you have a list of data set in  Working With Joins, Aggregations, and Built-In Functions · Joins FILTER is a modifier used on an aggregate function to limit the values used in an aggregation . But was  11 Jun 2019 On the surface, you're right, it is just another Google Sheets function but dig The query function operates very, very similarly to Structured Query Language ( aka SQL). ID = m. The GROUP BY clause divides the result set into I have data like this: Unique ID Version 1234 1 1234 1 1234 2 1234 2 1234 3 1111 2 1111 2 2223 3 3556 2 3556 2 4432 1 I need to culculate the average version number for each unique ID - but I don't want to include duplicate versions from the same Unique ID in this calculation. For example, the average function ( AVG) takes a list of values and returns the average. Problem: want to multiply values from two columns of a table. The problem I am having is comparing the same column in a single table, just for different rows. Mar 16, 2018 · Similarly, the value of the 4 th row of the RunningAgeTotal column is 49, which is the sum of the values in the 1 st to the 4 th rows of the StudentAge column. Add the column you want to aggregate to the Criteria pane. Jun 27, 2017 · SQL automatically looks for every unique value in this column (in the above example – airport 1, airport 2 and airport 3), then creates groups from them and sorts each line from your data table into the right group. Selects column based on the column name specified as a regex and returns it as Column . What we want is to do a count of costs based on the 'task' column, but only if they have entered a specific term. Once the rows are divided into groups, the aggregate functions are applied in order to return just one value per group. Not a column in one table to a column in another table. valsum) FROM [MASTER] m INNER JOIN [Foos] s ON s. Caché SQL allows you to specify an aggregate function with other SELECT items in a query. GROUP BY Syntax select based on sum of rows compared to another field value. To group rows into groups, you use the GROUP BY clause. I've got a custom object retrieved from a SQL Query which looks like this. You can use this Aggregate function called SQL Server SUM in Order By Clause. select q. I think the obvious way is to have two hours * rate columns. Apr 26, 2017 · Line 1: The standard SQL Select so far… Line 2 and 3: This is the part of the statement that does the aggregating. Value), "Order") B. 00 KU22 007227310311 90289804 9 How to add/update a column with an incremented value and reset said value based on another column in SQL 0 Dropping a column generates an error: SELECT failed because the following SET options have incorrect settings: 'ANSI_NULLS, QUOTED_IDENTIFIER' The WHERE clause appears immediately after the FROM clause. So to perform an update based on the value of another column in the same table, you could execute the following: UPDATE table SET col = new_value WHERE other_col = some_other_value; Since the WHERE clause can contain any valid expression, you also have the possibility to do updates where multiple columns meet the criteria When you include more than one column in the ORDER BY clause, the database system first sorts the result set based on the first column and then sort the sorted result set based on the second column, and so on. the sum of the Est_Cnt for the 2. If you specify one column as the argument to an aggregate function, then the values in that column are calculated. 21 Jul 2014 Hasta ahora hemos visto qué es SQL, qué es una base de datos relacional y cómo SUM: suma los valores del campo que especifiquemos. Now we will learn how to get the query for sum in multiple columns and for each record of a table. Query: Select. Foo = SUM(s. For example, the average function (AVG) takes a list of values and returns the average. Expired . Sample data to sum cells based on specific text in another cell. the sum of the Est_Cnt for the 1. Suppose that I have these table A with common data and what type these data correspond, and consequently, a indicator (which I want to add that is in another table B): Sum one column based on another in PowerShell array. The Query and View Designer adds a Group By column to the grid in the Criteria pane. Feb 26, 2020 · SQL update columns with sum() and group by Last update on February 26 2020 08:07:43 (UTC/GMT +8 hours) In this page, we are going to discuss, how to change the data of the columns with the SQL UPDATE statement using aggregate function SUM() and GROUP BY clause. Next, Order By Clause will order those query result based on the Sum of yearly income in descending order. The SQL GROUP BY Statement. One generic, and one that is duplicated if that term is I want to get the sum of 'VoucherQuantity' and I want its results in different fields based on different values of 'VoucherType' (which for example can be 01, 02, 03, or 04) and I want the result to be grouped by 'PartName' AND 'DLName'. It returns the value based on a lookup value from a static array. You need to remove duplicates values in Column a, then sum values in column B based on the unique text values in column A. Feb 26, 2020 · SQL Code: SELECT SUM (opening_amt + receive_amt) FROM customer; Output: SUM(OPENING_AMT+RECEIVE_AMT) ----- 353000 SQL SUM() with where . In summing cells based on the text of other cells, we can use either SUMIF or SUMIFS. com How to sum column based on distinct values from another ‎05-22-2020 07:19 AM Hello - these are samples of the relevant information in the table for which I am attempting to sum the quantity, based on the unique ID. But you can do it with the following sub-query: The SQL COUNT function is an aggregate function that returns the number of rows returned by a query. SUM of Multiple columns of MySQL table We have seen how the sum function is used to get the total value of a column in a mysql table. You can replace this alias with a more meaningful one. But I do have a work around. The aggregate function SUM is ideal for computing the sum of a column’s values. For example if A3 = John Doe - sum D3,D125. It is better to identify each summary row by including the GROUP BY clause in the query resulst. Let’s explore how to use this with the help of a below example. or non-null values depending on the outcome: Alternatively, you can use the column's alias in the GROUP BY clause like this From there, you can replace the * with an aggregation and add a GROUP BY clause OR, WA), Texas You are here: SQL Reference Manual > SQL Functions > Aggregate NULL , representing an aggregated value; 0 for any other value, including NULL values in that contain a GROUP BY aggregate: CUBE , GROUPING SETS , and ROLLUP . Introduction to SQL GROUP BY clause Grouping is one of the most important tasks that you have to deal with while working with the databases. This was because the parent data was more useful to me than the multiple row’d data, but I still needed to include it because it was still an essential part of my report. The below query will find the sum of Yearly income, Sales grouped by the Education and occupation Column. You can get started using these free tools using my Guide Getting Started Using SQL Server Nov 14, 2019 · On one column is the name of the task, and in the other it is hours, then in the final column it is hours * rate. Example: Our database has a table named purchase with data in the following columns: id, name, price, quantity, and discount_id. We want to add the column department in the Employee table. Second, create a nonclustered index for the computed column. Baseline columns map to nonaggregated data at the level of granularity of the logical table to which they belong. 27 Feb 2020 Group By is a transformation which groups the result based on one or more The list of operations in the Group By aggregation, also useful, but it is limited. Output: Apr 20, 2017 · The resulting table expression groups the PIVOT‘s input table by all the remaining columns (i. I have a data set that I need to conditionally sum rows based on another column The logic is as follow If Line, Lot, & Comments are the same then sum all rows ELSE row Line 8 & 9 meet this criteria so I want to see 1 row for 8 (sum 10) and one row for 9 (sum 15) wh_num abs_num comments line lot order_ qty KU22 007227310311 90289804 9 6FA4202088 280642 2. See visual. sql server - SQL, sum one column where another column is the same and display as the third column - Database Administrators Stack Exchange SQL, sum one column where another column is the same and display as the third column Summary: in this tutorial, you will learn how to use SQL GROUP BY clause to group rows based on one or more columns. toybits over 7 years ago. ID. 5. (3) Click the Ok button. DISTINCT will work with the other aggregate functions, Then an aggregator can be used on another column based on those groupings. I'm using Postgres 9. InterSystems SQL allows you to specify an aggregate function with other SELECT items in a  4 Aug 2020 The column(s) listed in the GROUP BY clause are used to form The GROUP BY clause is normally used along with five built-in, or "aggregate" functions. Line 2: This is the start of the BiF, where I give the name of the column I want to aggregate and the separator string. SQL Fiddle . but rank everything from lowest to highes 3 Aug 2017 a SQL perspective, this case isn't grouping by 2 columns but grouping by 1 column and selecting based on an aggregate function of another  1 Feb 2016 The reason is that in DAX you can only aggregate physical columns. I'm stumped with this query. SUMIF function in Excel. I'll attach a sample. We have a column called products which lists all the products on an order (not separated out into individual rows) So order 1000 might have "products' = PROD1|PROD2|SUPPORT. If a row that causes the condition evaluates to true, it will be included in the result set; otherwise, it will be excluded. keyword or the OR To add a second condition you add the appropriate keyword, 0:14. 4 Aug 2018 Answer To run the AVG() function on a column such that it only FAQ: Aggregate Functions - Average First the distinct will return the distinct ones and then the AVG is calculated based on that return. 00 KU22 007227310311 90289804 9 An aggregate function can evaluate an expression such as SUM(A + B) You should alias aggregate functions, so the column names are meaningful When working with aggregate functions and GROUP BY, it is sometimes is easier to think about the details first, that is writing a simple SELECT statement, inspect the results, then add in the fancy stuff. You can use the COUNT function in the SELECT statement to get the number of employees, the number of employees in each department, the number of employees who hold a specific job, etc. Never. Suppose we have many columns in a table; we need to check if a particular column exists in the SQL table or not. 32 Schema you can get the result also by just changing the sign of the Oct 14, 2014 · Recently I found myself needing to aggregate my multiple row SQL data into a single row. here sum, minimum and maximum of column functions of a particular column grouped by another column. The SQL AGGREGATE function can be used to get summary information for every group and these are applied to an individual group. This function is used in a SELECT statement and takes the name of the column whose values you want to sum. then the next the first_published columns. ) Note that because it tells SQL how to apply aggregate fun Aggregate functions operate on a group of rows and return a single numeric of an SQL statement, then either all other columns occurring in the select list must references a table protected by row level security, the aggregation is Run the Category Sales for 1997 query, change to SQL view, and save as Sales Self-joins are used to compare values in a column with other values in the  Aggregate functions operate on values across rows to perform mathematical calculations Uses different syntax than the other aggregate functions. Following are my tables. The SUM() function returns the total sum of a numeric column. In order to find out what was the minimum price paid for any of the orders in the Sales table, we use the following SQL expression: Aug 18, 2018 · Assuming that you have a list of data set in range A1:B6 and you want to sum the values in one column (Column B) based on the text value in another column (Column A), how to achieve it. STEP 3 – Finally it calculates the averages using the SQL AVG function for each group and returns the results on your screen. Jan 31, 2011 · Calculate TEU based on EQ_CNT column from MG_BOOKING_EQUIPMENT_REQ table, i. If you perform aggregation (SUM, AVG, MIN, MAX, or COUNT) on a baseline column through a SQL request, the Analytics Server calculates the aggregation at the level based on the following rules: Sep 04, 2018 · Hi cherrypuffs, Please try this. =Sum(Fields!LineTotal. AVG — returns the average of the values of the specified column. Share. SUMIF sums the values in a specified range, based on one given criteria. COUNT() Syntax Jul 12, 2011 · Unfortunately, SSRS won't let you aggregate a statement that uses an Iif statement, nor will it let you aggregate an existing aggregate. when I try to select the row I get multiple rows. I can do a sum with one or the other, I just don't know how to get 2 columns of sums in the results from the same column in the table The aggregate function instructs PROC SQL in how to combine data in one or more columns. I need to return one row that corresponds to the max in col b The SQL COUNT(), AVG() and SUM() Functions. It might be only different if you really have a duplicat 10 May 2020 based on the "continent". To get the revenue for January, for example, the expression sum(revenue) must 10 May 2017 We can use an SQL group by and aggregates to collect multiple types of It predates column based notation and was SQL standard until the 1980s. a,q. There is no way to do this using the native functionality of SSRS except through custom code, which has it's own inherent problems. If you don’t, there are cases where the query will return the desired results, there are also instances where a random value from the non-aggregated row will be used as the representative for all the values returned by the query. SQL ORDER BY clause examples We will use the employees table in the sample database for the demonstration. Hi All . This function adds up two or more columns to give you a total added value for all these columns. Aug 07, 2018 · Prerequisite – Aggregate functions in SQL, Joins in SQL Aggregate functions perform a calculation on a set of values and return a single value. Be sure that the column is marked for output. There will be multiple records with the same value in the routing column, when this occurs, I want to sum the values in the cycle_time column for those matching records. Oct 26, 2017 · I’m always finding myself in the same position: I have a table with two or more columns. Solved Microsoft SQL Server and then stuff that mess  The SQL GROUP BY Clause is used to output a row across specified column values it Second, this same list of columns must be listed in the select statement; whereas, with the GROUP BY statement, we can calculate values based on th 26 Feb 2019 You can get the sum for every distinct value in another column with the help of aggregate function SUM() with GROUP BY command. Ask Question Asked 9 years, 11 months ago. If the specified column does not exist, we want to create it with the appropriate data type. DISTINCT instructs the SUM() function to calculate the sum of the only distinct values. If I add in a count column at the end of the select query, it displays the following: An aggregate function performs a calculation one or more values and returns a single value. 4, and already seen others asking the same (simple) question, but theirs answers do not solved my problem and I can't see why. B FROM Table t1 INNER JOIN ( SELECT MAX(A) as A, B FROM Table GROUP BY B) T2  Sum the values of one column based on a match in another column SkunkWerks. 0:37. the average of values 1 , 5 , and NULL to be 3 , based on the following formula: 30 Jan 2019 GROUP BY aggregates the results on the basis of selected column: COUNT, MAX, MIN, SUM, GROUP BY Comparison with Other Clause. Maximum value from all nested regions In a matrix data region with nested row groups Category and Subcategory, and nested column groups Year and Quarter, in a cell that belongs to the innermost row and column groups, the following expression evaluates to In SQL Server, you can use an index on a computed column to achieve the similar effect of a function-based index: First, create a computed column based on the expression on the WHERE clause. Apr 22, 2019 · SQL add column operation on an existing SQL table. if KL_EQUIPMENT_TYPE_CD starts with '20' then multiply x 1, if starts with '40' or 45 then multiply x2. All the examples for this lesson are based on Microsoft SQL Server Management Studio and the AdventureWorks database. Because an aggregate function operates on a set of values, it is often used with the GROUP BY clause of the SELECT statement. idnamepricequantitydiscount_id 1pen731 2notebook582 3rubber1131 4pencil case2423 Let’s multiply the price by the quantity of the products to find out how much you paid for each item in your order. As that takes care of your original question, please select Thread Tools from the menu link above and mark this thread as SOLVED,as per Forum Rule #9 . If we SELECT * from this PIVOT table: Feb 12, 2020 · For example it's telling me one particular Work Order (W33713) takes 168-ish hours of Run time to complete. The following table shows the SQL Server aggregate functions: SQL Server aggregate function syntax In the Field Calculator, you can use the Aggregate function sum which allows you to sum the values of a column based on an expression. You can use the sum function to add up and […] We want to sum the orders according to color. For example, let's say I return the following: A11Perth, AustraliaAP-PERTH; AP-PERTHBAN. I don;t know VBA or SQL, so if you can provide me an expresion/formula for this, that would be extremenly helpful. If you want to create a total value for just one range based on a value in another range, use the SUMIF function. If your data set is a SQL query you are golden. I need to fill in one of those columns based on another one. Hello, can If no valid global default SparkSession exists, the method creates a new Register a Java user-defined aggregate function as a SQL function. Setting value of a column based on criteria from another Very basic MySQL user and trying to obtain information about support contracts. Jun 01, 2015 · SQL Server has a PIVOT relational operator to turn the unique values of a specified column from multiple rows into multiple column values in the output (cross-tab), effectively rotating a table. If I go ask the Operation Table directly for a Sum of that column based on the same Work Order, it tells me it's more like barely 7 hours. In the SQL Server, the OVER clause can be used to calculate running totals. The new DAX introduces the GROUPBY function, which has a syntax  13 Aug 2019 To extract the value of delta_balance from the data column we use the Analytics functions cannot be used in a group by the way aggregate functions do: PostgreSQL doesn't have a built-in function to obtain the f 31 Jul 2008 Anith Sen gives a summary of different ways, and offers words of caution over Concatenating column values or expressions from multiple rows are usually One such core aspect is the set based nature of SQL expression 25 Mar 2009 Another benefit of CLR code is that it can be much faster than T-SQL Group the data by the groupid column, as you would with any built-in  28 Nov 2018 Group by of a Single Column and Apply a Single Aggregate Method on a Column ¶ Another interesting tidbit with the groupby() method is the ability to group I' m curious what the tip percentages are based on the ge I have a spreadsheet with two columns, "Name" and "Score" and hundreds of rows. May 09, 2020 · GROUP BY collects together identical values in the column it is applied to. Though it’s not required by SQL, it is advisable to include all non-aggregated columns from your SELECT clause in your GROUP BY clause. select case when currency = 'Dollar' then currency else 'Ot Let's create a new table for demonstration the difference between ALL and DISTINCT : The following statement returns the sum of all values in the val column:. Dec 25, 2019 · Spark SQL provides built-in standard Aggregate functions defines in DataFrame API, these come in handy when we need to make aggregate operations on DataFrame columns. Value, "Order") ' or =Sum(CDbl(Fields!LineTotal. To understand the above concept, let us create a table. The COUNT() function returns the number of rows that matches a specified criterion. You cannot, for example, do this: UPDATE m SET m. For instance, if we SELECT the COUNT() of the ID column in the pets table, it will return 4, (Other examples of aggregate functions include SUM(), AVG(), MIN(), and MAX(). TEU will then SQL SUM Order By Clause. I recently found myself forgetting the exact syntax to update a value in a table based on the sum of another set of values in another. You can use the SQL UPDATE statement to update multiple columns. You often use the GROUP BY in conjunction with an aggregate function such as In other words, the WHERE clause is applied to rows whereas the HAVING Th The following explanation is therefore based on a query that reports monthly revenues: In other words, the rows of a year should be turned into columns. Aggregate functions operate on a group of rows and calculate a single return value for every group. . However, the data I need is in a separate table. SQL: Aggregate one column based on another. In the following example, we have discussed usage of WHERE clause along with the SQL SUM() function to sum one or more columns against one or more conditions. SQL Server has a number of aggregate functions. A, t1. The Query and View Designer automatically assigns a column alias to the column you are summarizing. Customers Table CUSTOMERID NAME AGE ADDRESS PHONE 1 AA 33 Some Address 123654789 2 BB 35 Some Address 123654789 3 CC 55 Some Address 987654789 4 DD 55 Some Address 987654789 5 EE 25 Some Address 365754789 6 FF 20 Some Address 365754789 Orders Table ORDERID CUSTOMERID ORDERAMOUNT C12335 3 Feb 26, 2019 · You can get the sum for every distinct value in another column with the help of aggregate function SUM() with GROUP BY command. I want to create a different view, that automatically updates, which In SQL, this would be done trivially with a statement like &q Another such function is VLOOKUP. When it comes to which function is faster, MATCH is the winner  a pandas DataFrame group involves first splitting the rows into different groups by some criteria, then counting the number of unique values of another column  When other columns, columns with user-defined types, or functions, are also specified in the selector clause of a SELECT statement with an aggregate function,  15 Dec 2015 Depending on what question you want to ask, you can use either the AND 0:03. Unlike other SQL aggregate functions, the SUM() function accepts only the expression that evaluates to numerical values. I have used your SQL code to do what I need to for the most part with my DB, but if I need to add a count column and sum the results, I'm not sure how to do that. Figure 2. Pedagogy · Overview · Mastery-based Learning An example is SUM() , which returns the sum of all the values of a column. Syntax Help! This is a huge gap in my SQL writing abilities. The GROUP BY clause will often be used on a column that contains category  (about 125 columns, about 200 Rows) I want to sum the values in D based on the names in A. Date, process, Process Type, SUM(ISNULL(CAST(COMPANYCOUNT AS INT),0)) AS COMPANY SUM(ISNULL(CAST(CONTRACTORCOUNT AS INT),0)) AS CONTRACTOR. For a better understanding we will change our student table a bit by adding marks in different subjects for each Let me start with saying thanks to all of you who have helped me (I'm a SQL newbee after doing OO for the past 12+ years) I need to do several aggregates on multiple columns, with each column having different SELECT Criteria. The GROUP BY clause will often be used on a column that contains category values. The GROUP BY clause is used with the SELECT statement to make a group of rows based on the values of a specific column or expression. 7 Nov 2019 You need something like this: SELECT t1. 18 Aug 2018 How to sum all values in one column based on the text value in another column with formula in Excel. The SQL MIN function selects the smallest number from a numeric column. I now need . Active 9 years, 11 months ago. all the columns that are not part of the FOR clause, in our example, that’s no columns), and aggregates all the aggregate functions (in our case, only one) for all the values in the IN list. by SkunkWerks ∙. The query to create a table is as follows: An SQL aggregate function calculates on a set of values and returns a single value. ALL is used by default. Need to combine PO Hours for PO Lines 1 and 2 into a new column. Oct 06, 2013 · Re: Sum Multiple Columns Based On Another Column You are welcome and thanks for the feed back. Simple Example of Calculating Running Total See full list on excel-university. I tried Group By + Power Pivot to achieve it. from a table group by a,c)q. Sum column values based on another column ‎08-17-2017 03:39 PM. To split the columns based on the value you can use the below. Then an aggregator can be used on another column based on those groupings. So ideally, I want An SQL aggregate function calculates on a set of values and returns a single value. Now, consider an employee table EMP and a department table DEPT with following structure: Code language: SQL (Structured Query Language) (sql) In this syntax: ALL instructs the SUM() function to return the sum of all values including duplicates. UID, t1. expression is any valid expression that returns an exact or approximate In the opening Combine Rows Based on Column dialog box, you need to: (1) Select the column name that you will sum based on, and then click the Primary Key button; (2) Select the column name that you will sum, and then click the Calculate > Sum. I have a column that adds the count of the 2 above . The WHERE clause contains one or more logical expressions that evaluate each row in the table. Viewed 3k times 1. MySQL 5. If you do not specify any other columns in the SELECT statement, then the sum will be calculated for all records in the table. and. SUM in your case. We're going to Next, download this file and import it into the new finance database: Copy Co 18 Jun 2020 Below is the end result i hope to achieve: Distinct Material, showing sum distinct of plant. It also allows performing aggregations, wherever required, for column values that are expected in the final output. The columns can be integers, floats, decimals or money data types. Though it's not required by SQL, it is advisable to include This SQL tutorial covers how to aggregate data across entire columns using the are the same ones you will find in Excel or any other analytics program. Line 3: Within the list of rows retrieved I want them sorted by the value in the field THING. So in your field calculator, you could simply use: sum ("Sum", "Sales") Since you are trying to add the values based on date, you need an Aggregate function in the final columns. c (select a,max(b) as mx,c. The aggregate function is often used with the GROUP BY clause and HAVING clause of the SELECT statement. Sum Cells in Excel. The GROUP BY statement is often used with aggregate functions (COUNT, MAX, MIN, SUM, AVG) to group the result-set by one or more columns. SUM (CASE WHEN VALUE>0 THEN VALUE ELSE 0 END) AS SUMPOSITIVE Create table query with if exists sql with php script Creating a new table by using data from one table Change the name of a table Copying data from one table to another table Delete records from a table with conditions Delete table by using DROP sql Update SQL commands Inserting SUM, AVG data from one table column to other using group by command Nov 23, 2017 · Hello, I have this situation: TABLE2 Line Expense CodArea Date Office 1 10 Area1 01/01/2017 Office1 2 20 Area3 02/01/2017 Office1 3 15 Area2 03/02/2017 Office1 4 15 Area2 04/01/2017 Office1 5 20 Area3 05/01/2017 Office3 6 15 Area1 06/03/2017 Office2 7 30 Area3 07/01/2017 Office3 8 25 Area The above SQL expression will return the average OrderQuantity for all orders with OrderPrice greater than 200, which is 17/5. I have some data and I want to sum 'Translated Ampount' based on 'revenue Category' column Jul 27, 2018 · I have a query which gives me the count by company/contractor, but now i need to modify it to include rows that have a value "1" in another column. New column for SUM based on a value in another column ‎09-25-2018 12:17 PM. You can also, optionally, group and filter features for summation. All columns other than those listed in the GROUP BY clause must have an aggregate function applied to them. THANKS!! the description column will either be Fees or Monthly Contribution I would like to have a column that sums the amount if decription = fees, and a column the sums amount if description=Monthly Contribution. The AVG() function returns the average value of a numeric column. The GROUP BY statement groups rows that have the same values into summary rows, like "find the number of customers in each country". create table process ( Processing_step varchar(64), Lead_time_to_end int, Inventory int ) insert into process values ('A',5,200), ('B',4,100), ('C',3,0), ('D',2,0), ('E',1,28) select Processing_step AS [Processing step], Lead_time_to_end AS [Lead time to end (days)], Inventory, CASE WHEN ROW_NUMBER() OVER (ORDER BY Lead_time_to_end DESC)<2 THEN '' ELSE CAST(SUM I have a small issue related to joining two tables based on the result of SUM(). e. You can specify either ALL or DISTINCT modifier in the SUM() function. One such function is the “sum()” function.