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oracle - SQL Server sorting with ASCII Control Chars and Collations

We are in the process of adding SQL Server 2019 data storage and retrieval to a legacy application that was coded for Oracle.

We use varchar columns that contain ascii text and sometimes also hold non-printable ascii chars, ASCII 3 is a prime example. We use the non-printable ascii chars as a separator between data and special configuration information. All characters are in the 1-127 ascii range.

In Oracle when we query data from these fields the sorting/indexing performs as expected, sorting fields that only have text first, followed by fields with identical text + ascii control codes last.

As an example, consider this column sort from Oracle:


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