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https://issues.jboss.org/browse/TEIID-3725?page=com.atlassian.jira.plugin...
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Van Halbert commented on TEIID-3725:
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Currently yes, because the configuration indicates what class, cache name, marshaller,
protobuf file, etc. per cache. It would get complicated to configure multiple caches
per resource adapter. Unless those configuration options were moved to the translator,
and just let the resource adapter deal with the cache container. However, that would
push more logic down into the translator to know how to deal specifically with the local
cache versus remote cache, because they are different.
In the JDG translators, enable named cache swapping so that
materialization can be supported
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Key: TEIID-3725
URL:
https://issues.jboss.org/browse/TEIID-3725
Project: Teiid
Issue Type: Feature Request
Components: Misc. Connectors
Affects Versions: 8.12
Reporter: Van Halbert
Assignee: Van Halbert
The JDG translators, that in order to support materialization, will need to enable the
named cache that's referenced by the connection, to be swapped. This is due to JDG
doesn't currently support renaming a cache (i.e., like table rename in JDBC). And
because of that, it limits how the cache can be refreshed (don't want to clear it
before re-loading).
Ideas are:
1. configure translator with the 2 cache names to use (a) initial cache to read from and
(b) the staging cache to use
perform materialize load
call SYSADMIN.setProperty to trigger the swapping of the cache names
2 ???
Note: because there's no persistence in Teiid so that any cache name changes will
outlive a server restart, when a restart occurs, the translator will read from the cache
identified as the initial cache to read from.
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