Improve formatting of data_select.rst (#10931)

(cherry picked from commit 3a4e9063e47e660c2d49ba6e62d7f647a1b6e76a)

diff --git a/doc/build/tutorial/data_select.rst b/doc/build/tutorial/data_select.rst
index c3732d5aa312febcd77430dd2b3ba02e86e97f76..42b484de8e470e1a2bf1a5c7ca3913dadb8cf7c9 100644 (file)
--- a/doc/build/tutorial/data_select.rst
+++ b/doc/build/tutorial/data_select.rst
@@ -1124,7 +1124,7 @@ When using :meth:`_expression.Select.lateral`, the behavior of
 UNION, UNION ALL and other set operations
 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-In SQL,SELECT statements can be merged together using the UNION or UNION ALL
+In SQL, SELECT statements can be merged together using the UNION or UNION ALL
 SQL operation, which produces the set of all rows produced by one or more
 statements together.  Other set operations such as INTERSECT [ALL] and
 EXCEPT [ALL] are also possible.