| From: | Daniel Blanch Bataller <dblanch(at)hoplasoftware(dot)com> |
|---|---|
| To: | 张元超 <zhangyuanchao(at)highgo(dot)com> |
| Cc: | "pgsql-jdbc(at)postgresql(dot)org" <pgsql-jdbc(at)postgresql(dot)org> |
| Subject: | Re: Some question about statement |
| Date: | 2015-11-30 06:28:17 |
| Message-ID: | 62630FA5-1611-4EBD-B6BC-01780A4E8853@hoplasoftware.com |
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| Thread: | |
| Lists: | pgsql-jdbc |
Hi,
I guess its simply because String fields in postgres can not be larger than 1 GB, long type could represent length values far beyond this limit surpassing postgres limits.
-Daniel
> El 30 nov 2015, a las 6:06, 张元超 <zhangyuanchao(at)highgo(dot)com> escribió:
>
> Hi,
> I have question about statement.Some method that provided by JAVA API were not implemented in postgresql jdbc.
> I focus on method named ‘setCharacterStream(int parameterIndex, Reader value, long length)’,it was not implemented,but
> ‘setCharacterStream(int i, java.io.Reader x, int length)’ was implemented.The different between them is the type of the third
> parameter. I don’t know why the first method was not implement,because the column can not store the ‘value’ whoes length
> is the ‘length’? Or other reason? Thank you.
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