I think the answer is "no" on both points. Currently here is no API to 
declare particular map read-only, and there is no way to disable caching of 
data for particular map, since it cached at lower level. I wonder what 
benefits do you expect from that? 

On Tuesday, December 20, 2022 at 3:28:54 PM UTC-5 [email protected] 
wrote:

> I have a database which uses mvstore directly (no sql).  It has three maps 
> in it, one of which is only ever loaded when I create the database.  I 
> always close the database between writing this first table and subsequent 
> runs when I am just reading the table. The other two tables are written and 
> read.  
>
> In all cases I do not need the data read from the database cached for 
> re-read, as I convert the data read from the database into internal 
> structures which I keep anyway.
>
> Is there any way to tell mvstore that my first table is readonly after the 
> first run, and will it help?
>
> Also is there a way to tell mvstore not to bother caching read results, 
> and again will it help?
>

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