Dual-- - {keyword}');select Dbms_pipe.receive_message(chr(107)||chr(72)||chr(88)||chr(67),5) From

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

: An Oracle subprogram typically used for communication between database sessions. If you encountered this in a log or

The command DBMS_PIPE.RECEIVE_MESSAGE(CHR(107)||CHR(72)||CHR(88)||CHR(67),5) attempts to force the database to pause for . Breakdown of the Code: Breakdown of the Code: : This is the

: This is the timeout argument in seconds. If the database takes exactly 5 seconds to respond, it confirms to an attacker that the system is vulnerable to SQL injection. : This part is intended to break out

: A SQL comment used to ignore the rest of the original query, preventing syntax errors.

: 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.