Couchbase Q&A

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Nieldy's picture
Asked 6 months 2 weeks ago
Latest activity 6 months 2 weeks ago

Can't Read or Write from/to default bucket since Couchbase Server update

A little while back I updated our two Couchbase servers installed on CentOS machines from 2.0 to 2.2.0 Enterprise Edition (build-821-rel), and now I've just realised that any attempt to read or write from/to the "default" bucket fails (tried this from both the Enyim.Caching v2.8.0.0 .NET client...

arik@peerkamp.com's picture
Asked 6 months 2 weeks ago
Latest activity 6 months 1 week ago

Rebalancing issue

I have a 2 node cluster setup on Azure

For testing purposes - both nodes are small vms (1.7 RAM, single core)

I constantly get errors on rebalancing

Rebalance exited with reason {unexpected_exit,
{'EXIT',<0.21261.1>,
{badmatch,
[{'EXIT',
{{...

adurieux's picture
Asked 6 months 2 weeks ago
Latest activity 6 months 2 weeks ago

delete() in reduce function ?

Hi all,

I am trying to use a map/reduce combination to be able to perform a partial bulk delete on a bucket.

Here is a sample of a document, :

...
jbee's picture
Asked 6 months 3 weeks ago
Latest activity 6 months 2 weeks ago

Migration from relational

Hi
I hope someone can help since I'm getting lost.
A bit of background might help:
We're building a new release of our software and are looking into NoSQL, given our background with SQL Server for years.
We use a Master-Model approach where our Model is our standard...

ap's picture
Asked 6 months 3 weeks ago
Latest activity 6 months 3 weeks ago

KeyExists method sometimes returns true even when document never exists on server

Seeing this issue randomly where in KeyExists() returns true to a key that doesn't exist and never existed within any bucket.
Is this a bug or is there a fix for this issue or a possible reliable workaround ?

adonoho's picture
Asked 6 months 3 weeks ago

CB v2.5 and RAID-0 Stripe Size ...

Gentlefolk,

The average write size from a database can dramatically alter the performance of a RAID-0 array.

I have an application where I write documents of between 1.5-3.0 KiB. I insert about 2,500 of them a second into my test rig. And end up with about 100 million documents...

pqr657017034's picture
Asked 6 months 3 weeks ago
Latest activity 6 months 3 weeks ago

How to use couchbase to do the fuzzy query?

Hello!

How to use couchbase to do the fuzzy query? Could friends teach me?

Just like this:

SELECT field FROM table WHERE value like "%searchterm%";

The “searchterm” is variable。 How to achieve the same effect with couchbase?...

khyati's picture
Asked 6 months 3 weeks ago

Can I change password silently using cbresetpassword_tool ?

I am looking to use the cbresetpassword_tool to change/reset the password. Is it possible to achieve this silently, without the confirmation prompts?

whl0630's picture
Asked 6 months 3 weeks ago
Latest activity 6 months 3 weeks ago

What is the "exptime" unit in "lcb_store_cmd_t"? Seconds, Milliseconds or others?

I want to confirm the "exptime" unit in "lcb_store_cmd_t".

I can NOT get the definite unit information from lcb_store api html(here: http://www.couchbase.com/autodocs/couchbase-c-client-2.1.3/...

skywizard's picture
Asked 6 months 3 weeks ago

Restore a single node Couchbase server from a cluster

Hi,

I have a three node couchbase server running on a virtual machine. We are doing backup using snapshot on the three node. Is there a way to run just one node of the existing cluster, in another vm environment to get the data ?

Basically I want to get data from previous snapshot...

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