diff --git a/doc/src/sgml/ref/alter_foreign_table.sgml b/doc/src/sgml/ref/alter_foreign_table.sgml
index c2ebdac847..a45df020ea 100644
--- a/doc/src/sgml/ref/alter_foreign_table.sgml
+++ b/doc/src/sgml/ref/alter_foreign_table.sgml
@@ -32,7 +32,7 @@ ALTER FOREIGN TABLE name
where action is one of:
- ADD [ COLUMN ] column type
+ ADD [ COLUMN ] column type [ NULL | NOT NULL ]
DROP [ COLUMN ] [ IF EXISTS ] column [ RESTRICT | CASCADE ]
ALTER [ COLUMN ] column [ SET DATA ] TYPE type
ALTER [ COLUMN ] column { SET | DROP } NOT NULL
@@ -125,7 +125,7 @@ ALTER FOREIGN TABLE name
OPTIONS ( [ ADD | SET | DROP ] option ['value'] [, ... ] )
- Change options for the foreign table or the column of the foreign table.
+ Change options for the foreign table.
ADD>, SET>, and DROP>
specify the action to be performed. ADD> is assumed
if no operation is explicitly specified. Option names must be
@@ -150,8 +150,6 @@ ALTER FOREIGN TABLE name
You must own the table to use ALTER FOREIGN TABLE>.
To change the schema of a foreign table, you must also have
CREATE privilege on the new schema.
- To add the table as a new child of a parent table, you must own the
- parent table as well.
To alter the owner, you must also be a direct or indirect member of the new
owning role, and that role must have CREATE privilege on
the table's schema. (These restrictions enforce that altering the owner
@@ -260,12 +258,11 @@ ALTER FOREIGN TABLE name
- Consistency with the foreign server is not checked when a column is
- added or removed with ADD COLUMN or
- DROP COLUMN, a system oid> column is added
- or removed, a CHECK> or NOT NULL> constraint is
- added, or column type is changed with SET DATA TYPE>. It is the
- user's responsibility to ensure that the table definition matches the
+ Consistency with the foreign server is not checked when a column is added
+ or removed with ADD COLUMN or
+ DROP COLUMN, a NOT NULL> constraint is
+ added, or a column type is changed with SET DATA TYPE>. It is
+ the user's responsibility to ensure that the table definition matches the
remote side.