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List:       openldap-technical
Subject:    Re: LMDB cursor position
From:       M Gurschi <max.gurschi () gmail ! com>
Date:       2024-02-01 20:21:21
Message-ID: D4E03CED-7979-4B3C-BDCF-062FE789A632 () gmail ! com
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Understood, thank you!

Kind Regards,
Maxim Gurschi

On 1 Feb 2024, at 17:53, Howard Chu <hyc@symas.com> wrote:

M Gurschi wrote:
> Hello team,
> 
> Can you please let me know, when using *mdb_cursor_get* with *MDB_SET* operation, \
> in case the key is not present in the db, where is the cursor left pointing? 
> My scenario is that i want to retrieve two adjacent keys.
> 
> 1. first *mdb_cursor_get* with *MDB_SET* 
> 2. after that, *mdb_cursor_get* with *MDB_NEXT* 
> 
> I'm wondering what can i expect the cursor to point at in case the key is not found \
> in step 1.

You cannot expect anything in particular.

Use MDB_SET_RANGE instead.

-- 
 -- Howard Chu
 CTO, Symas Corp.           http://www.symas.com
 Director, Highland Sun     http://highlandsun.com/hyc/
 Chief Architect, OpenLDAP  http://www.openldap.org/project/


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