FlattenArrays
By default, nested arrays won't show up if TypeDetectionScheme is set to SchemaRegistry. The FlattenArrays property can be used to flatten the elements of nested arrays into columns of their own. Set FlattenArrays to the number of elements you want to return from nested arrays.
Data Type
string
Default Value
"0"
Remarks
Set FlattenArrays to the number of elements you want to return from nested arrays. The specified elements are returned as columns.
For example, you can return an arbitrary number of elements from an array of strings:
["FLOW-MATIC","LISP","COBOL"]When FlattenArrays is set to 1, the preceding array is flattened into the following table:
| Column Name | Column Value |
| languages.0 | FLOW-MATIC |