Q&A

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We are excited to announce the availability of a new version of the Denodo Express 7.0 with new features and fixed issues starting in November 2018.

If you want to try it or if you want to migrate your current Denodo Express version you can download the brand new Denodo Express 7.0 at the Express home page in the Denodo Community.

In addition, if you want to enjoy the Denodo experience you can run one of our Test Drives.

ITPilot case function doesn't work fine
answered 21-08-2018 07:15:43 -0400

Hi! I am working with ITPilot wrapper trying to process output record and create a new field with into a value editor. I have a field date as string and I try to format with two patterns (with and without hours) case max(indexof(Iterator_1_output.dat...

Answers: 2

ITPILOT CASE

Creating views over files in S3
answered 21-08-2018 05:09:17 -0400

Should I use EMR's hive or Athena or CSV data source? What's the recommended approach?

Answers: 1

How to check by vql query for a view if "Enable Statistics" option has been checked
answered 21-08-2018 01:32:43 -0400

Hi, Instead of manually opening each view in a new window, how may I check by a vql query in Denodo if the "Enable Statistics" checkbox for a view has been checked Thanks in advance

Answers: 3

ERROR message 'Error parsing response'
answered 20-08-2018 09:50:05 -0400

Hello, I am receiving the error below when I run a vql script. What I am having trouble understanding is that when I add one additional criteria to call for a specific record the script comopletes fine with no errors. Any assistance on how I can resolv...

Answers: 3

Error parsing response

Performance issues in Data loading
answered 20-08-2018 01:25:58 -0400

Hi Team, We have a one job in Denodo Prod Region and data was loading into Cache DB, earlier it was taking very less than 10 min time, but now its taking more than 2 hours, really we could not able to find out the where is the issues and why its taking...

Answers: 1

change query-log values
answered 20-08-2018 00:05:52 -0400

Hi, by exploring the logfiles, in vdp-queries.log is one column called "server_name", having the value "vdp" in all logfiles. Is it possible to configure denodo to show the physical name of the server in this column?

Answers: 5

query logs

configure a view as a link in data catalog v6.0
answered 17-08-2018 19:11:38 -0400

Hi, I created a REST service on top of interface view and now I want to have this service as a link next to every view (lets say 20 views) in data catalog. Please let me know if this can be done in V6.0 catalog.

Answers: 1

data catalog

Error in cache settings
answered 17-08-2018 17:18:32 -0400

Hi, I am working on denodo to implement a use case where I want to integrate data from difefrent sources (mysql and hive) and want to save the results in Impala. I am able to establish connection with Impala but when I try to save the cache settings , ...

Answers: 3

programmatically testing datasource connections
answered 17-08-2018 12:47:42 -0400

As we are moving from an on prem service to an AWS hosted service, we would like to test all the datasource. Not necessarily need to retrieve data but just test the connection is successful. Is there a tool or method that we can use to quickly perform ...

Answers: 1

DataSource

How to prevent Denial of Service attacks on Denodo REST API?
answered 17-08-2018 12:43:55 -0400

What are the capabilities of DENODO REST API to prevent Denial of Service attacks?

Answers: 1

API