John Machin wrote:
>
> On 21/08/2009 1:29 PM, pierr wrote:
>>
>> Simon Slavin-2 wrote:
>>>
>>> On 21 Aug 2009, at 3:26am, pierr wrote:
>>>
I did not know the sequence in defining the field matters. This is
what I should have done.
>>> Sorry, I should have explained better. You were r
On 21/08/2009 1:29 PM, pierr wrote:
>
> Simon Slavin-2 wrote:
>>
>> On 21 Aug 2009, at 3:26am, pierr wrote:
>>
>>> I did not know the sequence in defining the field matters. This is
>>> what I should have done.
>> Sorry, I should have explained better. You were right: there is no
>> difference.
Simon Slavin-2 wrote:
>
>
> On 21 Aug 2009, at 3:26am, pierr wrote:
>
>> I did not know the sequence in defining the field matters. This is
>> what I should have done.
>
> Sorry, I should have explained better. You were right: there is no
> difference. I was just rearranging the fields in
On 21/08/2009 12:59 PM, Simon Slavin wrote:
> On 21 Aug 2009, at 3:26am, pierr wrote:
>
>> I did not know the sequence in defining the field matters. This is
>> what I should have done.
>
> Sorry, I should have explained better. You were right: there is no
> difference. I was just rearranging
On 21 Aug 2009, at 3:26am, pierr wrote:
> I did not know the sequence in defining the field matters. This is
> what I should have done.
Sorry, I should have explained better. You were right: there is no
difference. I was just rearranging the fields in the classic way:
with the primary key
Simon Slavin-2 wrote:
>
> If ts_start is an always increasing integer (i.e. no two records have
> the same value) then I would see it as your primary key and as your
> row id. In other words, your structure is more like
>
> CREATE TABLE IF NOT EXISTS tblIndex(
> ts_start INTEGER PRI
On 20 Aug 2009, at 2:33pm, pierr wrote:
> We have a database with a very simple schema:
>CREATE TABLE IF NOT EXISTS tblIndex(
> frame_type INT,
> pts VARCHAR(5),
> ts_start INT primary key,
> ts_end INT)
>
> And the application scenario is :
> 1. Every second usr will ins
On Thu, Aug 20, 2009 at 8:33 AM, pierr wrote:
>
> Hi,
> We have a database with a very simple schema:
> CREATE TABLE IF NOT EXISTS tblIndex(
> frame_type INT,
> pts VARCHAR(5),
> ts_start INT primary key,
> ts_end INT)
>
> And the application scenario is :
> 1. Every second
Hi,
We have a database with a very simple schema:
CREATE TABLE IF NOT EXISTS tblIndex(
frame_type INT,
pts VARCHAR(5),
ts_start INT primary key,
ts_end INT)
And the application scenario is :
1. Every second usr will insert 2 ~ 50 records ,and the ts_start fields of
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