xborder commented on code in PR #1090:
URL: https://github.com/apache/arrow-java/pull/1090#discussion_r4526932008
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flight/flight-sql-jdbc-core/src/main/java/org/apache/arrow/driver/jdbc/ArrowFlightConnection.java:
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@@ -45,7 +52,10 @@ public final class ArrowFlightConnection extends
AvaticaConnection {
private final ArrowFlightConnectionConfigImpl config;
private ExecutorService executorService;
private int metadataResultSetCount;
+ // Track result sets and statements owned by this connection so close() can
release them.
private Map<Integer, ArrowFlightJdbcFlightStreamResultSet>
metadataResultSetMap = new HashMap<>();
+ private final Set<AvaticaStatement> statementOwners =
Review Comment:
All accesses already synchronize on the connection. Just removed a redundant
clear that was the only usage not synchronizing.
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