Union function

Description

The function Union compares two lists or tables. The result is an aggregation of all the values contained in the two lists or tables.

In the case of tables, the number of the column to be searched is also specified.

The option asc arranges the result as ascending, dsc as a descending list.

Syntax

Union (list1, list2)

Compares two lists or the first two columns of a table.

Union (table1, table2, column)

Compares the specified columns of both tables.

Union (table1, table2, column1, column2)

Compares column 1 of the first table to column 2 of the second table.

Union (table1, table1, column1, column2, "asc")

Compare column 1 with column 2 of the same table and arrange the result as an ascending list.

Example

Union([3,6,4,8,6], [2,7,6,5,3])= 3 6 4 8 2 7 5

Option Rows

For tables, to display the complete rows in the result, set the rows option. The options are given as the last argument and enclosed in quotation marks. If rows is set, a common column number must be specified that applies to both tables.

Union (Tabelle1, Tabelle1, Spalte, "rows")

Option Asc and Dsc

The option asc sorts the result in ascending order.

Union (list1, list2, "asc")

The option dsc sorts the result in descending order.

Union (table1, table2, column, "dsc")