diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/trigger.sgml | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/doc/src/sgml/trigger.sgml b/doc/src/sgml/trigger.sgml index 2a718d7f473..6f8416dda7e 100644 --- a/doc/src/sgml/trigger.sgml +++ b/doc/src/sgml/trigger.sgml @@ -33,7 +33,8 @@ <para> A trigger is a specification that the database should automatically execute a particular function whenever a certain type of operation is - performed. Triggers can be attached to tables, views, and foreign tables. + performed. Triggers can be attached to tables (partitioned or not), + views, and foreign tables. </para> <para> @@ -111,14 +112,14 @@ Statement-level <literal>BEFORE</> triggers naturally fire before the statement starts to do anything, while statement-level <literal>AFTER</> triggers fire at the very end of the statement. These types of - triggers may be defined on tables or views. Row-level <literal>BEFORE</> - triggers fire immediately before a particular row is operated on, - while row-level <literal>AFTER</> triggers fire at the end of the - statement (but before any statement-level <literal>AFTER</> triggers). - These types of triggers may only be defined on tables and foreign tables. - Row-level <literal>INSTEAD OF</> triggers may only be defined on views, - and fire immediately as each row in the view is identified as needing to - be operated on. + triggers may be defined on tables, views, or foreign tables. Row-level + <literal>BEFORE</> triggers fire immediately before a particular row is + operated on, while row-level <literal>AFTER</> triggers fire at the end of + the statement (but before any statement-level <literal>AFTER</> triggers). + These types of triggers may only be defined on non-partitioned tables and + foreign tables. Row-level <literal>INSTEAD OF</> triggers may only be + defined on views, and fire immediately as each row in the view is + identified as needing to be operated on. </para> <para> |