diff --git a/doc/src/sgml/ref/alter_table.sgml b/doc/src/sgml/ref/alter_table.sgml
index 1cce00eaf92..1024f596fdc 100644
--- a/doc/src/sgml/ref/alter_table.sgml
+++ b/doc/src/sgml/ref/alter_table.sgml
@@ -1187,7 +1187,7 @@ WITH ( MODULUS numeric_literal, REM
When a column is added with ADD COLUMN and a
non-volatile DEFAULT is specified, the default is
- evaluated at the time of the statement and the result stored in the
+ evaluated at the time of the statement and the result is stored in the
table's metadata. That value will be used for the column for all existing
rows. If no DEFAULT is specified, NULL is used. In
neither case is a rewrite of the table required.
diff --git a/src/include/access/tupdesc_details.h b/src/include/access/tupdesc_details.h
index 741e996b3cc..49b300996f3 100644
--- a/src/include/access/tupdesc_details.h
+++ b/src/include/access/tupdesc_details.h
@@ -19,7 +19,6 @@
* Structure used to represent value to be used when the attribute is not
* present at all in a tuple, i.e. when the column was created after the tuple
*/
-
typedef struct attrMissing
{
bool ammissingPresent; /* true if non-NULL missing value exists */