Re: Is it reasonable to store double[] arrays of 30K elements - Mailing list pgsql-general

From Rob Sargent
Subject Re: Is it reasonable to store double[] arrays of 30K elements
Date
Msg-id 52F154B4.2090606@gmail.com
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In response to Is it reasonable to store double[] arrays of 30K elements  (AlexK <alkuzo@gmail.com>)
Responses Re: Is it reasonable to store double[] arrays of 30K elements
Re: Is it reasonable to store double[] arrays of 30K elements
List pgsql-general
On 02/04/2014 01:52 PM, AlexK wrote:
Every row of my table has a double[] array of approximately 30K numbers. I
have ran a few tests, and so far everything looks good.

I am not pushing the limits here, right? It should be perfectly fine to
store arrays of 30k double numbers, correct?



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What sorts of tests and what sorts of results?
Each record has something like 30000*16 + 30000*(per cell overhead, which could be zero) but that is definitely spilling over to toast.  Have you done any large scale deletes?


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