Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

The syntax for counting the number of unique values from a list of a column using the array formula is as follows: =SUM(IF(COUNTIF(<first cell from which you count the number of unique values>:<last ...

How to concatenate values in a single Excel column to a single row Your email has been sent Sometimes the current Microsoft Excel data structure doesn’t match ...