davidradl commented on code in PR #26473:
URL: https://github.com/apache/flink/pull/26473#discussion_r2050458943
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flink-formats/flink-json/src/test/java/org/apache/flink/formats/json/JsonRowDataSerDeSchemaTest.java:
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@@ -224,6 +227,55 @@ void testSerDe() throws Exception {
assertThat(serializedJson).containsExactly(actualBytes);
}
+ @Test
+ public void testJsonArrayToMultiRecords() throws Exception {
+ DataType dataType = ROW(FIELD("f1", INT()), FIELD("f2", BOOLEAN()),
FIELD("f3", STRING()));
+ RowType rowType = (RowType) dataType.getLogicalType();
+
+ ObjectMapper objectMapper = new ObjectMapper();
+
+ ObjectNode element1 = objectMapper.createObjectNode();
+ element1.put("f1", 1);
+ element1.put("f2", true);
+ element1.put("f3", "str");
+
+ ObjectNode element2 = objectMapper.createObjectNode();
+ element2.put("f1", 10);
+ element2.put("f2", false);
+ element2.put("f3", "newStr");
+
+ ArrayNode arrayNode = objectMapper.createArrayNode();
Review Comment:
I am curious with arrays of arrays, do we create multiple records only at
the top level or should we have an option to expand the nested arrays to
multiple records also. Should this be a format configuration option ?
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