doc: fix wording for plpgsql, add "and"

Reported-by: Anthony Greene
Discussion: https://postgr.es/m/CAPRNmnsSZ4QL75FUjcS8ND_oV+WjgyPbZ4ch2RUwmW6PWzF38w@mail.gmail.com

Backpatch-through: 9.4

diff --git a/doc/src/sgml/plpgsql.sgml b/doc/src/sgml/plpgsql.sgml
index 8daf1455f2a39e9eb197b391f89c50aa4e86e468..bae963bd09e5d985019a5cc79c76749acc063c32 100644 (file)
--- a/doc/src/sgml/plpgsql.sgml
+++ b/doc/src/sgml/plpgsql.sgml
@@ -4999,7 +4999,7 @@ CREATE FUNCTION
   
    PL/pgSQL is similar to PL/SQL in many
    aspects. It is a block-structured, imperative language, and all
-   variables have to be declared.  Assignments, loops, conditionals
+   variables have to be declared.  Assignments, loops, and conditionals
    are similar.  The main differences you should keep in mind when
    porting from PL/SQL to
    PL/pgSQL are: