Subject Re: [firebird-support] Improve remote query speed on Windows Server 2012 VPS
Author Mr. John
no blob field.thanks




From: "Thomas Kragh tk@... [firebird-support]" <firebird-support@yahoogroups.com>
To: firebird-support@yahoogroups.com
Sent: Friday, April 14, 2017 10:06 PM
Subject: RE: [firebird-support] Improve remote query speed on Windows Server 2012 VPS

 
Does MYTABLE contain any blob columns with data that might be fetched?
 
From: firebird-support@yahoogroups.com [mailto:firebird-support@yahoogroups.com]
Sent: Friday, April 14, 2017 17:20
To: firebird-support@yahoogroups.com
Subject: RE: [firebird-support] Improve remote query speed on Windows Server 2012 VPS
 
 


> select * from MYTABLE where id=200
>
> takes
>    Total execution time: 5.388s
>    PLAN (MYTABLE INDEX (PK_MYTABLE))
>
>   the same query executed local on the server(same db,server) takes  0.065s
>
> queries are done with Flamerobin,from IBExpert the same results
>
> How can I improve remote speed?

SELECT the columns that you actually need.

SELECT * is fine for debugging, but IMO a slackers approach for production code.


Sean

P.S. What is the latency/PING time of your connection to the remote server?

Venlig hilsen

Thomas Kragh, Udvikler

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