Hi
This table just has a column which type is integer. There are one million
data in this table. I wanna calculate standard deviation on each 50 data by
order. It means SD1 is from data 1 to data 50, SD2 is from data 51 to
100 Is there anyone who can give me some suggestions? Thanks
Pierre
Hi,
Is there anyone who can help me to create a specific table as following?
Thanks
Pierre
rule:
1. just one column which type is integer in table
2. this columns only has 1 and 2 for 50 times as following
1
2
1
2
1
2
1
2
.
!
Paul
On Wed, Jan 21, 2015 at 10:09 AM, Raymond O'Donnell r...@iol.ie wrote:
On 21/01/2015 18:02, Pierre Hsieh wrote:
Hi Raymond,
Thanks for your reply. Please see detail as following. Thanks again.
Can you describe *in words* what sort of calculation you want to do?
Ray
Hi Raymond,
Thanks for your reply. Please see detail as following. Thanks again.
Pierre
[image: Inline image 1]
On Thu, Jan 22, 2015 at 1:48 AM, Raymond O'Donnell r...@iol.ie wrote:
On 21/01/2015 17:32, Pierre Hsieh wrote:
Hi guys,
Thanks for your replies.
I certainly can use VBA
Hi guys,
Thanks for your replies.
I certainly can use VBA and ADODB object in Excel to do it. Due to
performance, I wanna try to do it by SQL command in PG. However, I am not
expert in PG, so I need few help from your guys. Let me to describe my
question clearly as following.
The final results
Hi,
Would you please tell me whether PostgreSQL can execute the following
tasks? If not, please also tell me which one can help me for that. Thanks
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