Re: [HACKERS] Logical decoding document

2015-02-12 Thread Tatsuo Ishii
>> Hi, I need help.
>> 
>> In "46.6.4.5 Change Callback"
>> 
>>Note: Only changes in user defined tables that are not unlogged
>>(see UNLOGGED) and not temporary (see TEMPORARY or TEMP) can be
>>extracted using logical decoding.
>> 
>> I cannot parse the sentence above. Maybe logical decoding does not
>> decode a table if it is an unloged table or a temporary table?
> 
> It basically is saying that you won't see changes made to temporary
> and/or unlogged tables. But the begin/commit callbacks being called for
> the relevant transaction.

Oh, thanks.

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp


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Re: [HACKERS] Logical decoding document

2015-02-12 Thread Andres Freund
Hi,

On 2015-02-12 22:55:33 +0900, Tatsuo Ishii wrote:
> Hi, I need help.
> 
> In "46.6.4.5 Change Callback"
> 
>Note: Only changes in user defined tables that are not unlogged
>(see UNLOGGED) and not temporary (see TEMPORARY or TEMP) can be
>extracted using logical decoding.
> 
> I cannot parse the sentence above. Maybe logical decoding does not
> decode a table if it is an unloged table or a temporary table?

It basically is saying that you won't see changes made to temporary
and/or unlogged tables. But the begin/commit callbacks being called for
the relevant transaction.

Greetings,

Andres Freund

-- 
 Andres Freund http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services


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[HACKERS] Logical decoding document

2015-02-12 Thread Tatsuo Ishii
Hi, I need help.

In "46.6.4.5 Change Callback"

   Note: Only changes in user defined tables that are not unlogged
   (see UNLOGGED) and not temporary (see TEMPORARY or TEMP) can be
   extracted using logical decoding.

I cannot parse the sentence above. Maybe logical decoding does not
decode a table if it is an unloged table or a temporary table?

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp


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