Re: import_bytea function
От | Thomas Kellerer |
---|---|
Тема | Re: import_bytea function |
Дата | |
Msg-id | nta4o1$f9f$1@blaine.gmane.org обсуждение исходный текст |
Ответ на | Re: import_bytea function (Stephen Davies <sdavies@sdc.com.au>) |
Ответы |
Re: import_bytea function (resolved)
|
Список | pgsql-general |
Stephen Davies schrieb am 08.10.2016 um 02:57: > A follow-up question. > Once the bytea column is populated, how best to display the content in a web page? > > I have : > > byte [] imgB; > ResultSet rs = st1.executeQuery("select pic from part where pno='" + p + "'"); > if(rs.next()){ > imgB = rs.getBytes(1); > if (imgB != null){ > out.write("Content-type: image/jpeg"); > out.write("Content-length: " + (int)imgB.length); > out.write(imgB.toString()); > } > } > > but this does not work. > The toString() looks wrong but removing it makes the write fail. What is "out"? (And please use a PreparedStatement to run the SELECT for security reasons)
В списке pgsql-general по дате отправления: