-7190 Union All Select 34,34,34,34,34,34,34,34,34# -

To prevent these types of attacks, you should implement the following security measures:

: In MySQL, the hash symbol is a comment character. It "comments out" the rest of the original legitimate SQL query to prevent syntax errors that would stop the malicious code from running. What This Indicates -7190 UNION ALL SELECT 34,34,34,34,34,34,34,34,34#

: These are "placeholders." Attackers use repeated numbers or strings to determine exactly how many columns the original database table has. If the number of columns in the UNION statement doesn't match the original query, the database will return an error. To prevent these types of attacks, you should