Update user_guide_src/source/database/query_builder.rst

iRedds · michalsn · web-flow · commit e6e901f370a5 · 2022-05-27T16:57:21.000+08:00
Clarification for union() method.

Co-authored-by: Michal Sniatala &lt;michal@sniatala.pl&gt;
diff --git a/user_guide_src/source/database/query_builder.rst b/user_guide_src/source/database/query_builder.rst
@@ -691,7 +691,7 @@ Union
 $builder->union()
 -----------------
 
-Is used to combine the result-set of two or more SELECT statements.
+Is used to combine the result-set of two or more SELECT statements. It will return only the unique results.
 
 .. literalinclude:: query_builder/103.php
 
