diff options
Diffstat (limited to 'doc/src/sgml/ref/update.sgml')
| -rw-r--r-- | doc/src/sgml/ref/update.sgml | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/doc/src/sgml/ref/update.sgml b/doc/src/sgml/ref/update.sgml index 5d1265e945f..7b5d17a1fc8 100644 --- a/doc/src/sgml/ref/update.sgml +++ b/doc/src/sgml/ref/update.sgml @@ -1,5 +1,5 @@ <!-- -$PostgreSQL: pgsql/doc/src/sgml/ref/update.sgml,v 1.38 2006/08/12 02:52:03 tgl Exp $ +$PostgreSQL: pgsql/doc/src/sgml/ref/update.sgml,v 1.39 2006/09/02 20:34:47 momjian Exp $ PostgreSQL documentation --> @@ -21,7 +21,8 @@ PostgreSQL documentation <refsynopsisdiv> <synopsis> UPDATE [ ONLY ] <replaceable class="PARAMETER">table</replaceable> [ [ AS ] <replaceable class="parameter">alias</replaceable> ] - SET <replaceable class="PARAMETER">column</replaceable> = { <replaceable class="PARAMETER">expression</replaceable> | DEFAULT } [, ...] + [ SET <replaceable class="PARAMETER">column</replaceable> = { <replaceable class="PARAMETER">expression</replaceable> | DEFAULT } [, ...] | + SET ( <replaceable class="PARAMETER">column</replaceable> [, ...] ) = ( { <replaceable class="PARAMETER">expression</replaceable> | DEFAULT } [, ...] ) [, ...] ] [ FROM <replaceable class="PARAMETER">fromlist</replaceable> ] [ WHERE <replaceable class="PARAMETER">condition</replaceable> ] [ RETURNING * | <replaceable class="parameter">output_expression</replaceable> [ AS <replaceable class="parameter">output_name</replaceable> ] [, ...] ] @@ -251,6 +252,10 @@ UPDATE films SET kind = 'Dramatic' WHERE kind = 'Drama'; UPDATE weather SET temp_lo = temp_lo+1, temp_hi = temp_lo+15, prcp = DEFAULT WHERE city = 'San Francisco' AND date = '2003-07-03'; </programlisting> +<programlisting> +UPDATE weather SET (temp_lo, temp_hi, prcp) = (temp_lo+1, temp_lo+15, DEFAULT) + WHERE city = 'San Francisco' AND date = '2003-07-03'; +</programlisting> </para> <para> |