danny0405 commented on a change in pull request #2900:
URL: https://github.com/apache/hudi/pull/2900#discussion_r623569281
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File path:
hudi-flink/src/test/java/org/apache/hudi/table/HoodieDataSourceITCase.java
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@@ -390,6 +393,34 @@ void testWriteNonPartitionedTable(ExecMode execMode) {
assertRowsEquals(result, "[id1,Sophia,18,1970-01-01T00:00:05,par5]");
}
+ @ParameterizedTest
+ @EnumSource(value = ExecMode.class)
+ void testStreamReadEmptyTablePath(ExecMode execMode) throws Exception {
+ // create filesystem table named source
+ String createSource = TestConfigurations.getFileSourceDDL("source");
+ String createSource2 = TestConfigurations.getFileSourceDDL("source2",
"test_source_2.data");
+ streamTableEnv.executeSql(createSource);
+ streamTableEnv.executeSql(createSource2);
+
+ Map<String, String> options = new HashMap<>();
+ options.put(FlinkOptions.PATH.key(), tempFile.getAbsolutePath());
+ options.put(FlinkOptions.READ_AS_STREAMING.key(), "true");
+ options.put(FlinkOptions.TABLE_TYPE.key(),
FlinkOptions.TABLE_TYPE_MERGE_ON_READ);
+ String createHoodieTable =
TestConfigurations.getCreateHoodieTableDDL("t1", options);
+ streamTableEnv.executeSql(createHoodieTable);
+ String insertInto = "insert into t1 select * from source";
+ execInsertSql(streamTableEnv, insertInto);
+
+ // delete data under the table path
+ for (File file : Objects.requireNonNull(tempFile.listFiles(pathname ->
!pathname.getName().contains(".hoodie")))) {
+ FileUtils.forceDelete(file);
+ }
Review comment:
You can use `StreamerUtil#initTableIfNotExists(Configuration conf)` to
create an empty table, there is no need to insert then delete.
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