Denodo community Q&A RSS feed

Mixed Case

2023-11-30T20:57:56Z

Hello. Does Denodo have a function that converts the values of a column into mixed case? Thank you.

How do you modify the sql sentence?

2023-11-30T18:36:49Z

I see no option to edit the sql query once it is created. Must you recreate the view to add/remove/edit columns?

Hibernate Dialect doesn't work on Java application

2023-11-30T17:15:02Z

Hello there! I have a Java application that connects to a Denodo instance with JPA, using the denodo driver and dialect. After I upgraded the application to Spring version 3.1.2, Hibernate can't load the dialect anymore. **Setup:** Java 17 Spring Boot 3.1.2 Hibernate: 6.3.1 Denodo Driver: 8.0.202303011 Denodo Dialect Version: 8.0-20201021 **Spring configuration:** spring.datasource.driver-class-name: com.denodo.vdp.jdbc.Driver spring.datasource.url: jdbc:vdb:/// spring.datasource.username: spring.datasource.password: spring.jpa.properties.hibernate.dialect: com.denodo.connect.hibernate.dialect.DenodoDialect **Error message:** org.hibernate.boot.registry.selector.spi.StrategySelectionException: Unable to resolve name [com.denodo.connect.hibernate.dialect.DenodoDialect] as strategy [org.hibernate.dialect.Dialect] Has anyone already seen such cenarion? Thanks a lot!

Column not found

2023-11-29T16:18:54Z

Hello, I am extracting data from other view and using statement like below select field1 as column1 , field2, field3 from viewEx; but I am getting error column1 not found can you please help

VQL stored procedure

2023-11-29T15:43:31Z

Hi Denodo, can you please give me an example of how you execute a dynamic query in a vql stroed procedure. We are automating our grants and need to execute grant statement dynamically depending upon the grants in the source database. thank you.

Unable to Create "Denodo Training" database when Following Tutorial

2023-11-28T17:16:18Z

Hello, I followed the Connecting and Combining Tutorial (DEN80EDU00VID02). But after I import the VQL files, the denodo training database does not appear in the virtual dataport administration Tool. Is there anyway, I can work around this or resolve this?

Unable to create Environment: VCS using Git

2023-11-28T13:40:54Z

Hi, I am trying to create an environment in vcs management (Denodo 8), first I created a github repo and cloned it locally. In the configuration screen under VCS management in Denodo administration tool I added the url of this repo and the username and password of my github account. In Environment screen, when I try to create a new environment I get an error that **I am not authorized** when I try again I get another error which is: **Error creating environment: error creating environment: There was a problem executing a PULL operation, result was: org.eclipse.jgit.transport.FetchResult@36e0dda2 org.eclipse.jgit.api.RebaseResult@33639c96** Can you help me please?

Too many open files error

2023-11-28T13:05:29Z

Hi There is a cache job in Denodo DEV which is throwing below error: Error executing query. Total time 1248.706 seconds. DV_PRDCTREV_DATA_SALES_TEAM [ORDERBY] [ERROR] Received exception with message '/opt/denodo/7.0/work/vdp/swap/bxOkTyYuwM5onqrKTquiTQ(eq)(eq)0.502675665572522.tmp (Too many open files)' I have already tried the option mentioned in the below confluence page. https://community.denodo.com/answers/question/details?questionId=9060g0000000AMyAAM&title=Denodo+Scheduler+Cache+update+jobs+are+failing+due+to+%5BGROUPBY%5D+%5BERROR%5D It is still throwing error.Could you please share other option to try?

Teradata equivalent functions

2023-11-28T06:59:46Z

Hi, I have teradata queries as 1. NVL (, 0) 2. Decode () what is theequivalent functions in denodo for NVL and DECODE?

Return Data for the past months

2023-11-28T05:26:38Z

Hi I'd like to query the teradata query in denodo VQL, however I cant able to get the syntax right. SELECT ADDMONTH(ADDMONTH(CURRENT_DATE, -12), (EXTRACT(MONTH FROM ADDDAY( , -12 ) -6 ))) Any pointers would be appreciated. Thank you.