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Status Future consideration
Workspace IBM i
Categories Db2 for i
Created by Guest
Created on Jan 9, 2019

RELATED IDEAS

Materialized Query Table functionality

Add capability in SQL to create Materialized Query Tables (MQT) with the following:
1. data initially deferred refresh immediate
2. maintained by system
3. set integrity for (MQT) immediate checked incremental (or Not Incremental)


Use Case:

create table emp as (select e.empno, e.firstnme, e.lastname, e.phoneno, d.deptno,
substr(d.deptname, 1, 12) as department, d.mgrno from employee e, department d
where e.workdept = d.deptno)
data initially deferred refresh immediate

set integrity for emp immediate checked not incremental


Idea priority Medium
  • Guest
    Reply
    |     Feb 26, 2021

    IBM will use this request as input to planning but no commitment is made or implied. This request will be updated in the future if IBM implements it.

  • Guest
    Reply
    |     Nov 18, 2020

    IBM has received the requirement and is evaluating it. IBM will provide a response after evaluation is complete.

5 MERGED

add the clause REFRESH IMMEDIATE on MQT

Merged
MQT (Materialized Query Table) is a great tool, but on IBM i, the absence of the REFRESH IMMEDIATE clause is a big problem. It would be very useful to be able to update immediately, with the INCREMENTAL option. This would satisfy many needs in the...
10 months ago in IBM i / Db2 for i 3 Future consideration

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