diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index 4c30789eff..b32bcbaa82 100644
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -1,5 +1,5 @@
@@ -1081,6 +1081,32 @@ PostgreSQL documentation
SQL_ASCII
+
+ quote_ident(string text)
+ text
+
+ Returns the given string suitably quoted to be used as an identifier
+ in an SQL query string.
+ Quotes are added only if necessary (i.e., if the string contains
+ non-identifier characters or would be case-folded).
+ Embedded quotes are properly doubled.
+
+ quote_ident('Foo')
+ "Foo"
+
+
+
+ quote_literal(string text)
+ text
+
+ Returns the given string suitably quoted to be used as a literal
+ in an SQL query string.
+ Embedded quotes and backslashes are properly doubled.
+
+ quote_literal('O\'Reilly')
+ 'O''Reilly'
+
+
repeat(text, integer)
text