MaxGekk commented on code in PR #37452:
URL: https://github.com/apache/spark/pull/37452#discussion_r942598311


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sql/core/src/test/resources/sql-tests/results/ansi/array.sql.out:
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@@ -165,10 +165,7 @@ select element_at(array(1, 2, 3), 5)
 struct<>
 -- !query output
 org.apache.spark.SparkArrayIndexOutOfBoundsException
-[INVALID_ARRAY_INDEX_IN_ELEMENT_AT] The index 5 is out of bounds. The array 
has 3 elements. Use `try_element_at` to tolerate accessing element at invalid 
index and return NULL instead. If necessary set "spark.sql.ansi.enabled" to 
"false" to bypass this error.
-== SQL(line 1, position 8) ==
-select element_at(array(1, 2, 3), 5)
-       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+{"errorClass":"INVALID_ARRAY_INDEX_IN_ELEMENT_AT","messageParameters":["5","3","\"spark.sql.ansi.enabled\""],"queryContext":[{"objectType":"","objectName":"","startIndex":7,"stopIndex":35,"fragment":"element_at(array(1,
 2, 3), 5"}]}

Review Comment:
   I just have the concern about this: variable schema (JSON object) makes 
machinery parsing harder. How would you parse such JSON by Spark SQL?



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