Consider a scenario where a customer has a FACT_SALES table with a column zip_code with data type char(5| They frequently restrict on this column, but the query is very inefficient.
What is the correct way to optimize this query without modifying the column?
A. Create a copy of FACT_SALES table with zip_code as integer data type.
B. alter table fact_sales to organize on zip_code. followed by groom.
C. CREATE ORGANIZED view for FACT_SALES table
D. Create a view with a typecast to integer and use view for query purposes
Which system view stores the information on how many resources have been allocated for the resource group versus how many were allowed?
A. _v_sched_gra
B. _v_system_util
C. _v_qryhist
D. _v_plan_resource
What should be the state of the IBM Netezza Performance Server system in order to run the nz_manual_vacuum command?
A. online
B. running
C. stopped
D. paused
Which date time format is used to capture history activities?
A. system time
B. local time
C. EST
D. GMT
What ap cli command is used to disable a node?
A. ap node power off
B. ap node set__personality fail
C. ap stopnode
D. ap node disable
When computing the row size for a table row, what overhead should be accounted for?
A. 48 bytes for ROWID, CREATEXID and DELETEXID only
B. 32 bytes for ROWID. CREATEXID, DELETEXID and the null vector
C. 32 bytes for ROWID. CREATEXID and DELETEXID and a variable number of bytes for the null vector if there are nullable columns
D. 24 bytes for ROWID. CREATEXID and DELETEXID plus null vector if there are nullable columns and record header depending on string columns
What is the maximum length of a CHAR/VARCHAR column?
A. 65.535
B. 32.000
C. 64,000
D. 16.000
What happens to NFS mounts after a container failover?
A. NFS is handled by Red Hat OpenShift and does not need to be mounted.
B. Sysmgr will remount it as part of the IBM Netezza Performance Server environment
C. A containers do not allow for NFS mounts.
D. It will be automatically mounted by the ipsnfs service.
Which two commands can be used to get a plan file for a query?
A. nzsql -c "show planfile
B. nzsql -c "select plan_text from _v_plan"
C. nzsql -c "get planfile
D. nz_get
E. nz_plan
When integrating IBM Spectrum Protect into IBM Netezza Performance Server (NPS) for backup and restore, how must the NPS host be defined?
A. as a client of the storage manager server
B. as the primary storage manager server
C. as the primary backup target
D. as a cloud storage repository
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