[GitHub] [iotdb] HTHou commented on a diff in pull request #6998: [IOTDB-4121] logical optimizations for ImportCsv

[GitBox <gi...@apache.org>]

HTHou commented on code in PR #6998:
URL: https://github.com/apache/iotdb/pull/6998#discussion_r945570604


##########
cli/src/main/java/org/apache/iotdb/tool/ImportCsv.java:
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@@ -829,7 +833,7 @@ private static Object typeTrans(String value, TSDataType type) {
           if (value.startsWith("\"") && value.endsWith("\"")) {
             return value.substring(1, value.length() - 1);
           }
-          return null;
+          return value;

Review Comment:
   Update the user guides in https://github.com/apache/iotdb/blob/master/docs/UserGuide/Write-And-Delete-Data/CSV-Tool.md and https://github.com/apache/iotdb/blob/master/docs/zh/UserGuide/Write-And-Delete-Data/CSV-Tool.md .



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