TeslaCN commented on a change in pull request #11587:
URL: https://github.com/apache/shardingsphere/pull/11587#discussion_r681615285
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File path:
shardingsphere-proxy/shardingsphere-proxy-backend/src/main/java/org/apache/shardingsphere/proxy/backend/communication/jdbc/connection/BackendConnection.java
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@@ -81,7 +82,7 @@
private final Collection<DatabaseCommunicationEngine>
inUseDatabaseCommunicationEngines = Collections.newSetFromMap(new
ConcurrentHashMap<>(64));
- private final Collection<ConnectionPostProcessor> connectionPostProcessors
= new LinkedList<>();
+ private final Collection<ConnectionPostProcessor> connectionPostProcessors
= new CopyOnWriteArrayList<>();
Review comment:
My understanding is if we defer the flush, client won't send next packet
until the resources are closed and the processors will be operated by only one
thread.
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