From: | Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp> |
---|---|
To: | davecramer(at)postgres(dot)rocks |
Cc: | tgl(at)sss(dot)pgh(dot)pa(dot)us, pgsql-hackers(at)postgresql(dot)org |
Subject: | Re: When extended query protocol ends? |
Date: | 2024-02-13 23:17:03 |
Message-ID: | 20240214.081703.129105498823676845.t-ishii@sranhm.sra.co.jp |
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Thread: | |
Lists: | pgsql-hackers |
Hi Dave,
>> From [1] I think the JDBC driver sends something like below if
>> autosave=always option is specified.
>>
>> "BEGIN READ ONLY" Parse/Bind/Eexecute (in the extended query protocol)
>> "SAVEPOINT PGJDBC_AUTOSAVE" (in the simple query protocol)
>>
>> It seems the SAVEPOINT is sent without finishing the extended query
>> protocol (i.e. without Sync message). Is it possible for the JDBC
>> driver to issue a Sync message before sending SAVEPOINT in simple
>> query protocol? Or you can send SAVEPOINT using the extended query
>> protocol.
>>
>> [1]
>> https://www.pgpool.net/pipermail/pgpool-general/2023-December/009051.html
>
>
> Can you ask the OP what version of the driver they are using. From what I
> can tell we send BEGIN using SimpleQuery.
Sure. I will get back once I get the JDBC version.
Best reagards,
--
Tatsuo Ishii
SRA OSS LLC
English: http://www.sraoss.co.jp/index_en/
Japanese:http://www.sraoss.co.jp
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