How do I count distinct values in SQL?

How do I count distinct values in SQL?

To count the number of different values that are stored in a given column, you simply need to designate the column you pass in to the COUNT function as DISTINCT . When given a column, COUNT returns the number of values in that column. Combining this with DISTINCT returns only the number of unique (and non-NULL) values.

Can we use distinct with Count in SQL?

Yes, you can use COUNT() and DISTINCT together to display the count of only distinct rows. ... If you do not use DISTINCT, then COUNT() function gives the count of all rows.

How is distinct count calculated?

You can use the combination of the SUM and COUNTIF functions to count unique values in Excel. The syntax for this combined formula is = SUM(IF(1/COUNTIF(data, data)=1,1,0)). Here the COUNTIF formula counts the number of times each value in the range appears.

What is distinct count?

COUNT() with the DISTINCT clause removes duplicate rows of the same data in the result set. It also removes 'NULL' values in the result set. The result set should only be one row, an integer/number of the column you're counting distinct values of. ...

What is difference between count and distinct count?

What's the difference? Hi, Count would show a result of all records while count distinct will result in showing only distinct count. For instance, a table has 5 records as a,a,b,b,c then Count is 5 while Count distinct is 3.

How do I turn on distinct counts in Excel?

To get the distinct count in the Pivot Table, follow the below steps:

  1. Right-click on any cell in the 'Count of Sales Rep' column.
  2. Click on Value Field Settings.
  3. In the Value Field Settings dialog box, select 'Distinct Count' as the type of calculation (you may have to scroll down the list to find it).
  4. Click OK.

Why do I not have distinct count in pivot table?

To get distinct count in the pivot table, ... In the create pivot dialog, enable “Add this data to data model” option. Once you have the pivot table canvas, add the product (or any other field for which you want to calculate distinct count) to the values area. Right click on the values, go to “Value field settings”.

How can I count duplicates in Excel?

See screenshot: Tip: If you want to count the duplicates in the whole Column, use this formula =COUNTIF(A:A, A2) (the Column A indicates column of data, and A2 stands the cell you want to count the frequency, you can change them as you need).

How do I get Powerpivot in Excel?

How to Get the Excel Power Pivot Add-in

  1. Open Excel.
  2. Select File > Options.
  3. Select Add-Ins.
  4. Select the Manage dropdown menu, then select COM Add-ins.
  5. Select Go.
  6. Select Microsoft Power Pivot for Excel.
  7. Select OK. The Power Pivot tab is added to Excel.

How do you do linear trends in Excel?

Calculate trends by adding a trendline to a chart

  1. Click the chart.
  2. Click the data series to which you want to add a trendline or moving average.
  3. On the Layout tab, in the Analysis group, click Trendline, and then click the type of regression trendline or moving average that you want.

Is PowerPivot available in Office 365?

Previously in the 2016 version of Office 365, you needed to have purchased the Office Pro Plus or Office 365 E3 to have access to Power Pivot within Excel, as I discuss in detail here. You can check if your version of Office 365 has Power Pivot available by clicking on the Microsoft Office Support page here.

How do I know if I have PowerPivot?

The easiest check is just to look at your Excel Ribbon. If you can see a tab that says PowerPivot you have it and it is switched on. If not you may still have it but need to switch it on.

Is PowerPivot available in Excel 2019?

Power Pivot is NOT included with any of the following: Office Home & Business 2013. Office Home & Business 2016. Office for Mac. Office for Android.

Is PowerPivot available in Excel 2016?

Power Pivot is a feature of Microsoft Excel that was introduced as an add-in to Excel 2010 and 2013, and is now a native feature for Excel 2016 and 365.

Where is power pivot Excel 2016?

STEP 1: Click on the Power Pivot Tab in Menu Ribbon. STEP 2: Select the Manage option under Data Model. STEP 3: In the Power Pivot window, Go to Home > PivotTable. STEP 4: In the Create PowerTable dialog box, Select New Worksheet and click OK.

Which Excel version has Powerpivot?

Power Pivot is a feature of Microsoft Excel. It is available as an add-in in Excel 2010, 2013 in separate downloads, and as an add-in included with the Excel 2016 program.

How do you create a hierarchy in Excel?

Follow these steps:

  1. Open the Power Pivot window.
  2. Click Home > View > Diagram View.
  3. In Diagram View, select one or more columns in the same table that you want to place in a hierarchy. ...
  4. Right-click one of the columns you've chosen.
  5. Click Create Hierarchy to create a parent hierarchy level at the bottom of the table.

Can I make an org chart in Excel?

The easiest way to create an org chart in Excel is to use the SmartArt feature. ... Open a blank worksheet in Excel and click the Insert tab (or choose Insert from the drop-down menu). Click SmartArt, click Hierarchy, click Organization Chart.

How do I group data in Excel?

Select the data (including any summary rows or columns). On the Data tab, in the Outline group, click Group > Group Rows or Group Columns. Optionally, if you want to outline an inner, nested group — select the rows or columns within the outlined data range, and repeat step 3.

How do I divide a column in Excel?

To divide columns in Excel, just do the following:

  1. Divide two cells in the topmost row, for example: =A2/B2.
  2. Insert the formula in the first cell (say C2) and double-click the small green square in the lower-right corner of the cell to copy the formula down the column. Done!

Can you collapse columns in Excel?

Click the Data tab. Click Group. Select Columns and click OK. Click – to collapse.

How do you expand all columns to collapse in Excel?

How to expand all collapsed columns or rows in Excel?

  1. Select the whole sheet, click Data > Ungroup > Clear Outline to display all collapse columns and rows which are grounded by the Group function.
  2. Select the data range you want to expand the data, click Data > Filter to disable the Filter function, then all cells have been displayed at once.

Can you make rows collapse in Excel?

Select any cell in one of the rows you want to group. Go to the Data tab > Outline group, click the arrow under Group, and select Auto Outline.

How do you increase rows in Excel?

To modify all rows or columns:

  1. Locate and click the Select All button. ...
  2. Position the mouse over a row line so the white cross becomes a double arrow .
  3. Click, hold, and drag the mouse to increase or decrease the row height. ...
  4. Release the mouse when you are satisfied with the new row height for the worksheet.

How do I do a drop down in Excel?

Create a drop-down list

  1. Select the cells that you want to contain the lists.
  2. On the ribbon, click DATA > Data Validation.
  3. In the dialog, set Allow to List.
  4. Click in Source, type the text or numbers (separated by commas, for a comma-delimited list) that you want in your drop-down list, and click OK.

How do I view all rows in Excel?

How to unhide all rows in Excel

  1. To unhide all hidden rows in Excel, navigate to the "Home" tab.
  2. Click "Format," which is located towards the right hand side of the toolbar.
  3. Navigate to the "Visibility" section. ...
  4. Hover over "Hide & Unhide."
  5. Select "Unhide Rows" from the list.