It should be possible to do any advanced SQL functions of any RDBMS in any other using classical SQL routines. We hope so. But here are some of the features we did not succeed to create in some cases. Any help would be very useful. A good way could be to create user defined functions to ensure a total transparent compatibility and to encapsulate these improvements.
- REGEXP
- SOUNDEX
- SOUNDEX
- Maths Operators on string ('a' <= 'b')
- REGEXP
- Maths Operators on string ('a' <= 'b')
- GROUP_CONCAT
- any date format (YYYY/MM/DD HH:MM:SS:MMM for example)