Various recommendations that have come to me via email.
Dear BLOGGER checker, I am a REAL PERSON, see one of the drafts where I have given you my phone number to reach me.
Regular Expressions in Oracle Database 10g: "To harness the power of regular expressions, you can exploit the newly introduced Oracle SQL REGEXP_LIKE operator and the REGEXP_INSTR, REGEXP_SUBSTR, and REGEXP_REPLACE functions."