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https://jira.jboss.org/jira/browse/TEIID-142?page=com.atlassian.jira.plug...
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Ramesh Reddy updated TEIID-142:
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Component/s: Query Engine
Fix Version/s: 7.x
Affects Version/s: 6.x
Introduce a mechanism to allow single source updates without an xa
txn.
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Key: TEIID-142
URL:
https://jira.jboss.org/jira/browse/TEIID-142
Project: Teiid
Issue Type: Feature Request
Components: Query Engine
Affects Versions: 6.x
Reporter: Steven Hawkins
Priority: Minor
Fix For: 7.x
Defect Tracker #24910: txnAutoWrap = OFF in 5.5 disables the use of local transactions.
This was primarily done to support customers who 1. weren't paying for the
transactional product
2. weren't using an XA connection for an update
The concern of 1 goes away in 5.6 as all customers will have a transactional product.
The secondary concern requires either a connection property that either ignores autocommit
or the generic support of 1 phase commit on connectors supporting update and local
transactions. The latter solution would allow non-XA aware connectors to seem XA aware as
long as all updates went to a single source. Arjuna would also need to be configured to
support the one phase commit optimization.
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