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Re: MySQL Cluster performance question

From: Brian Moon <brianm(at)dealnews.com>
Date: Thu Aug 09 2007 - 14:31:27 EDT


> mysql> SELECT DISTINCT gv_symbol FROM `past30_ndb_disk` FORCE INDEX
> (`gvsymtime`) WHERE 1;
> 90 rows in set (4 min 44.90 sec)
>
> mysql> SELECT DISTINCT gv_symbol FROM `past30_MYISAM` FORCE INDEX
> (`gvsymtime`) WHERE 1;
> 90 rows in set (1.54 sec)

Can we see the create table on these? Frankly, the 1.54 seconds on the myisam seems low to me if a good key is used.

-- 

Brian Moon
Senior Developer
------------------------------
http://dealnews.com/
It's good to be cheap =)

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Received on Thu Aug 9 14:32:51 2007

This archive was generated by hypermail 2.1.8 : Thu Aug 09 2007 - 19:30:39 EDT


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