rdblue commented on a change in pull request #3663:
URL: https://github.com/apache/iceberg/pull/3663#discussion_r774777193
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File path: core/src/test/java/org/apache/iceberg/hadoop/TestHadoopCommits.java
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@@ -419,4 +424,29 @@ public void testCanReadOldCompressedManifestFiles() throws
Exception {
List<FileScanTask> tasks =
Lists.newArrayList(reloaded.newScan().planFiles());
Assert.assertEquals("Should scan 1 files", 1, tasks.size());
}
+
+ @Test
+ public void testConcurrentAppend() throws Exception {
+ assertTrue("Should create v1 metadata",
+ version(1).exists() && version(1).isFile());
+ File dir = temp.newFolder();
+ dir.delete();
+ int threadsCount = 5;
+ Table tableWithHighRetries = TABLES.create(SCHEMA, SPEC, new
HashMap<String, String>() {
+ {
+ put(TableProperties.COMMIT_NUM_RETRIES, String.valueOf(threadsCount));
Review comment:
Instead of `new HashMap`, we prefer `Maps.newHashMap` in most cases. But
here, you can use `ImmutableMap` to more succinctly create a map:
`ImmutableMap.of(COMMIT_NUM_RETRIES, String.valueOf(threadsCount))`.
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