diff options
| -rw-r--r-- | doc/src/sgml/ddl.sgml | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/ddl.sgml b/doc/src/sgml/ddl.sgml index 513112a216d..b4648321dc4 100644 --- a/doc/src/sgml/ddl.sgml +++ b/doc/src/sgml/ddl.sgml @@ -956,7 +956,7 @@ CREATE TABLE tree ( ); </programlisting> A top-level node would have NULL <structfield>parent_id</structfield>, - but non-NULL <structfield>parent_id</structfield> entries would be + while non-NULL <structfield>parent_id</structfield> entries would be constrained to reference valid rows of the table. </para> |