{keyword}' Union All Select Null,null,null,null,null,null,null,null-- Jynz Page

The primary objective of using this payload is . For a UNION operation to work, the injected query must have the exact same number of columns as the original query.

: This is a SQL comment, which tells the database to ignore the rest of the original, legitimate query that follows. The Goal of the Attack The primary objective of using this payload is

NULL is used because it is compatible with almost any data type (string, integer, date, etc.), ensuring the query won't fail due to data type mismatches. The Goal of the Attack NULL is used

The payload you provided, ' UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL-- , is a common pattern used in to determine the number of columns returned by an original database query. What this Payload Does If the original query has 8 columns, the

: Appends a new set of results to the original query's output.

If the original query has 8 columns, the page will likely load normally or show an extra row of empty data.