: This part is intended to break out of a preceding SQL string (like a search filter or input field) by closing a single quote and a parenthesis.
If you encountered this in a log or a search field, it is likely an automated probe by a security scanner or an attacker trying to identify vulnerabilities. CHR - Oracle Help Center : This part is intended to break out
The string you provided appears to be a designed for Oracle databases. : A SQL comment used to ignore the
: A SQL comment used to ignore the rest of the original query, preventing syntax errors. 107 = k 72 = H 88 =
: An Oracle subprogram typically used for communication between database sessions.
: These CHR functions convert numeric ASCII values into characters to bypass security filters that might block specific words like "PIPE". 107 = k 72 = H 88 = X 67 = C Result: kHXC (the name of the pipe to listen to).