Re: getScale() and getPrecision() patch
От | Bruce Momjian |
---|---|
Тема | Re: getScale() and getPrecision() patch |
Дата | |
Msg-id | 200105081717.f48HHTK15630@candle.pha.pa.us обсуждение исходный текст |
Ответ на | getScale() and getPrecision() patch ("David Esposito" <esposito@newnetco.com>) |
Список | pgsql-jdbc |
Is it possible to get a context diff of this patch? Thanks. [ Charset ISO-8859-1 unsupported, converting... ] > With a little bit of hacking, I figured out the internal representation that > PostGreSQL uses for its precision and scale values ... here's the diff for > the patch: > > \postgresql-7.1\src\interfaces\jdbc\org\postgresql\jdbc2\ResultSetMetaData.j > ava > > [root@TIMDA1 postgresbugfix]# diff ResultSetMetaData.java > ResultSetMetaData.java-original > 288,293d287 > < case Types.NUMERIC: > < Field f = getField(column); > < if(f != null) > < return ((0xFFFF0000)&f.mod)>>16; > < else > < return 0; > 325,330d318 > < case Types.NUMERIC: > < Field f = getField(column); > < if(f != null) > < return (((0x0000FFFF)&f.mod)-4); > < else > < return 0; > [root@TIMDA1 postgresbugfix]# > > > > > -----Original Message----- > > From: pgsql-jdbc-owner@postgresql.org > > [mailto:pgsql-jdbc-owner@postgresql.org]On Behalf Of David Esposito > > Sent: Wednesday, May 02, 2001 12:55 PM > > To: pgsql-jdbc@postgresql.org > > Subject: [JDBC] getScale() and getPrecision() > > > > > > Is there a reason that getScale() and getPrecision() both return zero for > > NUMERIC fields? It seems like this shouldn't be the case. In the example > > fields below (generated by doing a \d on the table), it would > > seem like the > > getScale and Precision methods should return the numbers contained in the > > parentheses. > > > > Or at least that's how the docs seem to read and that's how Oracle does it > > too ... ;) > > > > catalog_item_id | numeric(11,0) | not null > > catalog_item_category_id | numeric(11,0) | not null > > catalog_item_manufacturer_no | character varying(20) | > > catalog_item_manufacturer_url | character varying(50) | > > catalog_item_retail_price | numeric(11,2) | not null > > catalog_item_member_price | numeric(11,2) | not null > > catalog_item_sellable | numeric(1,0) | not null > > > > -Dave > > > > > > ---------------------------(end of broadcast)--------------------------- > > TIP 6: Have you searched our list archives? > > > > http://www.postgresql.org/search.mpl > > > ---------------------------(end of broadcast)--------------------------- > TIP 2: you can get off all lists at once with the unregister command > (send "unregister YourEmailAddressHere" to majordomo@postgresql.org) > -- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610) 853-3000 + If your life is a hard drive, | 830 Blythe Avenue + Christ can be your backup. | Drexel Hill, Pennsylvania 19026
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