CreateQuery nullable_arr (children 3)
 Identifier nullable_arr
 Columns definition (children 1)
  ExpressionList (children 1)
   ColumnDeclaration arr (children 1)
    DataType Array (children 1)
     ExpressionList (children 1)
      DataType Nullable (children 1)
       ExpressionList (children 1)
        DataType Int32
 Storage definition (children 1)
  Function Memory
