Aggregate functions are a very powerful tool in databases. They serve the same purpose as their equivalents in MS Excel, but the magic is that you can query data and apply functions in the same statement. Today, we’ve seen basic examples. Later in this series, we’ll use them to solve...
I'm new to Power Bi and DAX but I have some familarity with Excel and Tableau. In any event, I'd like to use the CALCULATE function to find the
'VARCHAR' is not a recognized built-in function name. 'WHEN MATCHED' cannot appear more than once in a 'UPDATE' clause of a MERGE statement. "EXECUTE AT" with Dynamic Linked Server Name "explicit value must be specified for identity column in table" error in SQL 2000 "FROM clause hav...
The set that is specified in the Aggregate function contains a calculated member. When you run the MDX query against an instance of Microsoft SQL Server Analysis Services, the query returns #Error for the cells values. If you click a cell, you receive the following error message in the...
SQL AVERAGE function can be calculated by using the data difference and aggregate function. The values can be replaced with sum and average. The query executes the average value and here no need to use any group by option as the rows are already placed in the group. So aggregate option eli...
An aggregate expression with an SQL expression raises an exception on every platform in the case of an overflow, even if a corresponding result of the aggregate function would not raise an exception on every platform. Ok, NOW the theory Does this exception occur now due to the fact that the...
(32767), STATIC FUNCTION ODCIAGGREGATEINITIALIZE(SCTX IN OUT WM_CONCAT_IMPL) RETURN NUMBER, MEMBER FUNCTION ODCIAGGREGATEITERATE(SELF IN OUT WM_CONCAT_IMPL, P1 IN VARCHAR2) RETURN NUMBER, MEMBER FUNCTION ODCIAGGREGATETERMINATE(SELF IN WM_CONCAT_IMPL, RETURNVALUE OUT VARCHAR2, FLAGS IN NUMBER) ...
I created a function called Populate Appointments to run the query for me. Notice that I defined the time period of the next 60 days. So logically I will get all appointments that will take place in the next 60 days for a specific group of people. protected void Page_Load...
In my pivot table, the sums are not giving a subtotal by employee. Instead, it is adding all the salaries for all employees. When I double-click any summed amount, it brings up the entire list of data, not just items for that employee. What am I doing wrong?
How do you find the critical price at which a firm in a perfectly competitive market shuts down in the short run given a total cost function? TC = 20 + 12q + 8q2 In what way the change in price will shift demand? Why would the equilibrium price change in the short-r...