Re: [ZODB-Dev] RelStorage support to Microsoft SQLServer

2010-11-19 Thread Shane Hathaway
On 11/19/2010 10:39 AM, Sachin Tekale wrote:
>   On 2010-11-17 18:12, Shane Hathaway wrote:
>>
>> No, RelStorage does not require two phase commit support from the
>> database.  It turns out that a simple commit lock, which  is
>> sufficient for preventing deadlocks and unreported conflicts

> Are there any performance implications of not using two phase commit
> feature?

Database-level two-phase commit is, in general, much slower than 
ordinary commit.

Shane
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Re: [ZODB-Dev] RelStorage support to Microsoft SQLServer

2010-11-19 Thread Sachin Tekale


  
  
On 2010-11-17 18:12, Shane Hathaway wrote:

No, RelStorage does not require two phase commit support from
the database.  It turns out that a simple commit lock, which  is
sufficient for preventing deadlocks and unreported conflicts
Are there any performance implications of not using two phase commit
feature?

Thanks,
Sachin
  

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