On 22 Nov 2001 at 11:18 (-0500), Marc G. Fournier wrote:
|
| ya, I hadn't clued in until fighting with it some more that if the fieldis
| already a timestamp, yyou don't have to put it in as 'EXTRACT(WEEK FROM
| TIMESTAMP tid) :(
Ok, scratch my previous email WRT the sgml docs being wrong...
Something is strange, tho.
brent=# select extract( week from timestamp ('2001-02-06 20:38:40'::timestamp)>
ERROR: parser: parse error at or near "'"
brent=# select extract( week from "timestamp" ('2001-02-06 20:38:40'::timestam>date_part
----------- 6
(1 row)
brent=# select extract( week from timestamp ('2001-02-06 20:38:40') );
ERROR: parser: parse error at or near "'"
brent=# select extract( week from timestamp '2001-02-06 20:38:40'::timestamp );date_part
----------- 6
(1 row)
brent=# select extract( week from timestamp '2001-02-06 20:38:40' );date_part
----------- 6
(1 row)
Notice: timestamp( type ) => fail "timestamp"( type ) => OK timestamp type => OK timestamp
column_of_type => fail [1] Marc's original observation.
can't help any more... brent
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