How to merge two arrays of structs?


I am trying to merge two arrays in ksqldb using array_join(array1, array2), array_concat(array1, array2)
Both the arrays array1 and array2 consits of JSON messages.
But it is throwing following error:

Function ‘ARRAY_JOIN’ does not accept parameters (ARRAY<STRUCT<field1 …

Kindly help in this case.

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