kevinjqliu commented on code in PR #13345:
URL: https://github.com/apache/iceberg/pull/13345#discussion_r2167081439
##########
core/src/test/java/org/apache/iceberg/jdbc/TestJdbcTableConcurrency.java:
##########
@@ -149,4 +190,1015 @@ public synchronized void testConcurrentConnections()
throws InterruptedException
assertThat(executorService.awaitTermination(3,
TimeUnit.MINUTES)).as("Timeout").isTrue();
assertThat(Iterables.size(icebergTable.snapshots())).isEqualTo(7);
}
+
+ @Test
+ public synchronized void testInitializeWithSlowConcurrentConnections()
+ throws InterruptedException, SQLException, ExecutionException,
ClassNotFoundException {
+ // number of threads and requests to attempt.
+ int parallelism = 2;
+ // verifies that multiple calls to initialize with slow responses will not
fail.
+ Map<String, String> properties = Maps.newHashMap();
+
+ properties.put(CatalogProperties.WAREHOUSE_LOCATION,
tableDir.getAbsolutePath());
+ String testingDB = "jdbc:slow:derby:memory:testDb;create=true";
+ new org.apache.derby.jdbc.EmbeddedDriver();
+ properties.put(CatalogProperties.URI, testingDB);
+ SlowDriver slowDriver = new SlowDriver(testingDB);
Review Comment:
make sense, ty
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