Fix some grammar in documentation of spgist

michaelpq · michaelpq · commit d93ba74c22c2 · 2019-05-20T09:49:00.000+09:00
Discussion: https://postgr.es/m/92961161-9b49-e42f-0a72-d5d47e0ed4de@postgrespro.ru Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4
diff --git a/doc/src/sgml/spgist.sgml b/doc/src/sgml/spgist.sgml
@@ -134,7 +134,7 @@
  <para>
   Of the two operator classes for type <type>point</>,
   <literal>quad_point_ops</> is the default.  <literal>kd_point_ops</>
-  supports the same operators but uses a different index data structure which
+  supports the same operators but uses a different index data structure that
   may offer better performance in some applications.
  </para>
 
