[GitHub] [hudi] pengzhiwei2018 commented on a change in pull request #3171: [HUDI-2088] Missing Partition Fields And PreCombineField In Hoodie Pr…

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pengzhiwei2018 commented on a change in pull request #3171:
URL: https://github.com/apache/hudi/pull/3171#discussion_r659725568



##########
File path: hudi-flink/src/main/java/org/apache/hudi/util/StreamerUtil.java
##########
@@ -205,10 +205,14 @@ public static void initTableIfNotExists(Configuration conf) throws IOException {
     // Hadoop FileSystem
     FileSystem fs = FSUtils.getFs(basePath, hadoopConf);
     if (!fs.exists(new Path(basePath, HoodieTableMetaClient.METAFOLDER_NAME))) {
+      String partitionField = conf.getString(FlinkOptions.PARTITION_PATH_FIELD, null);
+      String preCombineField = conf.getString(FlinkOptions.PRECOMBINE_FIELD);

Review comment:
       No, the empty partition field name would not work.

##########
File path: hudi-flink/src/test/java/org/apache/hudi/table/HoodieDataSourceITCase.java
##########
@@ -333,6 +336,16 @@ void testWriteAndReadParMiddle(ExecMode execMode) throws Exception {
     execInsertSql(streamTableEnv, insertInto);
     List<Row> result2 = execSelectSql(streamTableEnv, "select * from t1", execMode);
     assertRowsEquals(result2, expected);
+    // Validate the partition fields & preCombineField in hoodie.properties.
+    HoodieTableMetaClient metaClient = HoodieTableMetaClient.builder()
+            .setBasePath(tempFile.getAbsolutePath())
+            .setConf(new org.apache.hadoop.conf.Configuration())

Review comment:
       em, I will add an independent test.




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