A union of two tables usually results in an

A union of two tables usually results in an
A . decrease in the number of rows
B. increase in the number of rows
C. decrease in the number of columns
D. increase in the number of columns

View Answer

Answer: B

Explanation:

From the official Tableau documentation:

You can union your data to combine two or more tables by appending values (ROWS) from one table to another. To union your data in Tableau data source, the tables must come from the same connection.

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Reference: https://help.tableau.com/current/pro/desktop/en-us/union.htm