Q&A BY TAG 'select query'

I am seeing some odd behavior with a derived view that is the result of a field with JSON data being turned into an array and joined back to the original data set and the flattened. if I do a select * (no where clause) of the resulting join (after th...

select query flatten ARRAY missing records JSON join

We are automating function to get prior two business days excluding weekends using below logic : select * from dw_vdb.cib360_bv_daily where as_of_date in (select case getdayofweek(current_date) when 3 then addday(current_date, -4) when 2 then addday(c...

Denodo 7.0 Select Query CASE

I had the following script and then various views based off this script working in the VDP but then when I tried to run a dervied view from a tool like DBeaver everything is coming up blank because the GETSESSION function is not returning a value. Is...

select query vdp getsession dbeaver

I have the following code that is working to produce a result but I am not 100% sure how to turn it into a baseview that I can join against another existing view. select * from (select * from hcc_dv_dev.bv_ctigeneral_s3_ldap_matrix_regionsector)a RIGH...

select query Vql shell Create Base View

I have a table like this: Name job_1 job_2 job_n Paul Architect null null Eva Nurse MD null John Lawyer Seller Writer I need to create a ne...

Select Query

Hello there! I'm tottaly new on Data Virtualization and Denodo I'm trying to create my first view from SQL query (PostgresSQL) Would you guys could help me o that? <image src="https://drive.google.com/open?id=0B5D_BLEYhiEMU2lXNmZXY09CUHRpM3R0VVNx...

Denodo Express PostgreSQL Select Query

Hello, while executing select on a view, I am getting the error- "Finished with error: Error occurred in server thread; nested exception is: java.lang.OutOfMemoryError: Java heap space" Can you please help me on the issue, where I can increase the hea...

Base view java Select Query 'Java heap space'

Question about CASE in the SELECT statement of query. I have this in Oracle. CASE WHEN REGEXP_LIKE (UPPER (MAIN_PRODUCT), 'CBMCLS|CBMOT|CBMSHG') THEN REGEXP_REPLACE (UPPER (MAIN_PRODUCT), 'CBMCLS|CBMOT|CBMSHG', 'CBM') ELSE UPPER(MAIN_PRODUCT) END AS ...

REGEXP_LIKE Select Query CASE

Hi Team, Am looking for to query top few rows from the tables. I used below query select top 2 * from table . Please correct the query. Thanks Saraswathi C

Select Query