Couchbase Q&A

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Mr-Yellow's picture
Asked 1 day 5 hours ago

AWS, Enterprise 2.5, Rack Awareness and XDCR

With 2.5 comes Rack Awareness, which suggests replica data will automatically be kept on separate AWS availability zones without the need for XDCR or additional configuration.

How does Rack Awareness replication compare to XDCR?

Is XDCR different in any way, is it better on...

vincenttan's picture
Asked 1 day 17 hours ago

Encounter error when storing values into Couchbase server

Sample code:
try {
// adjust these parameters to match your installation
$cb = new Couchbase("http://{Server_IP}:8091", {uid},{pwd},"plusv3-maintenance", true);
$cb->set("a", 101);
var_dump($cb->get("a"));
} catch...

desaiabhijit's picture
Asked 2 days 22 hours ago

Writing a View - like "IN" in SQL

Can you please help me to create a View which is equivalent of below select or solution on below as I have multiple fields where I need to use IN

SELECT * FROM Bucket WHERE CustomerId IN (10, 20, 30) AND DepartmentId IN (4, 5, 6)

Json data example

{
"FirstName": "...

ravilogaiya's picture
Asked 3 days 2 hours ago
Latest activity 9 hours 13 min ago

Couchbase testing on Android Emulator

Dear Team,

When test my app in Android Emulator (SDK version 21), I am getting SQLiteConnectionException.mConnectionPtr not found.

Should I do any additional stuff for emulator..?

Regards,
Ravi

sean88colonello's picture
Asked 3 days 9 hours ago

Java client 2.0.0.beta hangs on 2nd query

-- Edit --
I found the place to report this as a bug, issue JCBC-553 created.

-- Original --
The following code hangs on the 2nd query. I have logs showing everything at FINEST, but I need a place to report this properly.

...
brettman's picture
Asked 3 days 11 hours ago
Latest activity 1 day 3 hours ago

Access Couchbase on Azure Windows 2012 VM from .net

I'm trying to get a new instance of Couchbase set up on Azure, and having trouble connecting from the .net SDK.

For setup, I have followed steps here: http://blog.couchbase.com/...

Bango's picture
Asked 3 days 12 hours ago

<<"timings">>} took too long

Hi

We have the following set-up:

4 node cluster
Version: 2.2.0 community edition (build-837-rel)
573GB of RAM allocated - 25GB in use
5.7TB of HDD space allocated - 28GB in use
500 ops per seconds across all 10 buckets on all 4 nodes
21 million items...

jpspringall's picture
Asked 3 days 13 hours ago

Couchbase item loss.....Maybe

Hi,

Every 30 seconds or so, it appears that a node loses connectivity for 2 to 5 seconds.

This is only a guess, as if there are ~200 items then it drops to ~150 items

If you are viewing the items on individual nodes then, the node that appears to lose connectivity, displays...

markgaudreau's picture
Asked 4 days 9 hours ago

Connection timeouts during statistics

Hi,

Every few minutes, I get connection timeouts on my couchbase installation. The timeouts are very regular (exactly every two minutes) and seem to happen during some statistics operation (I found this looking at the /opt/couchbase/var/lib/couchbase/logs/stats logfile).

Is this a...

pappu_pandit's picture
Asked 4 days 10 hours ago
Latest activity 4 days 8 hours ago

Hadoop and Couchbase

Hi Guys,

I am pretty new to NoSQL and Big Data. I was wondering do we really need hadoop as couchbase supports map reduce functions or vice versa.

With couchbase clusters having ability to have distributed nodes, what benefit Hadoop brings to couchbase users?

Thanks

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