diff --git a/doc/src/sgml/ref/alter_table.sgml b/doc/src/sgml/ref/alter_table.sgml
index a170315585..8f5bf185dd 100644
--- a/doc/src/sgml/ref/alter_table.sgml
+++ b/doc/src/sgml/ref/alter_table.sgml
@@ -143,7 +143,7 @@ WITH ( MODULUS numeric_literal, REM
exclude_element in an EXCLUDE constraint is:
-{ column_name | ( expression ) } [ opclass ] [ ASC | DESC ] [ NULLS { FIRST | LAST } ]
+{ column_name | ( expression ) } [ COLLATE collation ] [ opclass [ ( opclass_parameter = value [, ... ] ) ] ] [ ASC | DESC ] [ NULLS { FIRST | LAST } ]
referential_action in a FOREIGN KEY/REFERENCES constraint is:
diff --git a/doc/src/sgml/ref/create_table.sgml b/doc/src/sgml/ref/create_table.sgml
index dfb7822985..02f31d2d6f 100644
--- a/doc/src/sgml/ref/create_table.sgml
+++ b/doc/src/sgml/ref/create_table.sgml
@@ -105,7 +105,7 @@ WITH ( MODULUS numeric_literal, REM
exclude_element in an EXCLUDE constraint is:
-{ column_name | ( expression ) } [ opclass ] [ ASC | DESC ] [ NULLS { FIRST | LAST } ]
+{ column_name | ( expression ) } [ COLLATE collation ] [ opclass [ ( opclass_parameter = value [, ... ] ) ] ] [ ASC | DESC ] [ NULLS { FIRST | LAST } ]
referential_action in a FOREIGN KEY/REFERENCES constraint is:
@@ -1116,6 +1116,7 @@ WITH ( MODULUS numeric_literal, REM
no two rows in the table contain overlapping circles
(see ) by using the
&& operator.
+ The operator(s) are required to be commutative.
@@ -1124,11 +1125,10 @@ WITH ( MODULUS numeric_literal, REM
operator must be associated with an appropriate operator class
(see ) for the index access
method index_method.
- The operators are required to be commutative.
Each exclude_element
- can optionally specify an operator class and/or ordering options;
- these are described fully under
- .
+ defines a column of the index, so it can optionally specify a collation,
+ an operator class, operator class parameters, and/or ordering options;
+ these are described fully under .