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Нашёл 9 млн ответов for 'textbook advertising UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL-- lCYH'.

4/4
UNION ALL SELECT NULL, *, NULL, NULL FROM email ... Use of an unqualified * with other items in the select list may produce a parse error. ... select NULL, email.*, NULL, NULL from email ... the tables when only using one table and selecting literals in addition to all the columns on that single...

https://www.docdroid.net/file/download/y6aFEhT/1589610482388-pdf.pdf

ACKNOWLEDGEMENTS
Two null hypotheses were also posed. The students of these classes were taught to write advertising strategy according to the FCB quadrant grid,FCB sextant grid, and the Bendinger formula (as proposed by Bruce Bendinger in his textbook, The Copy Workshop Workbook). The subjects were assigned the...

http://uir.unisa.ac.za/bitstream/handle/10500/17867/thesis_yssel_jc.pdf?sequence=1

Inserting NULL values into a table and Selecting NULL values
select * from Employee1; -- Employee1 table does NOT have FK constraint superssn to PK ssn, so any value including NULL or ' ' will be accepted but NULL is taken as missing Insert Into Employee1 Values ('James', 'X', 'Brog1', '888660001','10-Nov-27','450 Stone, Houston, TX', 'M','55000', Null,'1')

http://eecs.csuohio.edu/~sschung/cis430/HandlingNULLvalues.pdf

Inserting NULL values into a table and Selecting NULL values
select * from Employee1; -- Employee1 table does NOT have FK constraint superssn to PK ssn, so any value including NULL or ' ' will be accepted but NULL is taken as missing Insert Into Employee1 Values ('James', 'X', 'Brog1', '888660001','10-Nov-27','450 Stone, Houston, TX', 'M','55000', Null,'1')

http://cis.csuohio.edu/~sschung/cis430/HandlingNULLvalues.pdf

SQL Injection in Oracle Webapps
SELECT null,null,null FROM dual. (2nd attempt). è ORA-01789: query block has incorrect number of result columns. SELECT null,null,null,null FROM DUAL è Number of Columns = 4. Red-Database-Security GmbH.

http://www.red-database-security.com/wp/oracle_sql_injection_2009.pdf

Advanced_SQL_InjectionV2
All queries in an SQL statement containing a UNION operator must have an equal number of expressions in their target lists. Change the first part of the query to a null or negative value so we can see what field will echo data back to us.

https://owasp.org/www-chapter-belgium/assets/2010/2010-06-16/Advanced_SQL_InjectionV2.pdf

OWASPBostonv1
▸ abcd' UNION ALL SELECT NULL,(SELECT version())--. Let’s fetch the current db user. current_user variables and the getpgusername() function: ▸ abcd' UNION ALL SELECT NULL,(SELECT user)

https://owasp.org/www-pdf-archive/Abhay_Boston_2017_World_Tour_Presentation.pdf

1'))) UNION ALL SELECT NULL, Concatenated SQL query# AND...
ORDER BY clause brute-forcing NULL brute-forcing Sequential number brute-forcing. The number of columns in the SELECT statement is fewer than For a UNION query SQL injection exploit: SELECT name, surname FROM users WHERE name='foobar\' UNION ALL SELECT NAME, PASSWORD...

https://owasp.org/www-pdf-archive/SQLinjectionNotOnly.pdf

A name for the null pointer: nullptr (revision
A null pointer constant is an integral constant expression (expr.const) rvalue of integer type that evaluates to zero. A null pointer constant can be converted to In particular: § Distinguishing between null and zero. The null pointer and an integer 0 cannot be distin-guished well for overload resolution.

http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2007/n2431.pdf

Nulls Make Things Easier?
SELECT NULL < NULL + 1; ?column? -(null). NULL represents unknown, not applicable, or unassigned. It has no data type, so comparing it to xed values always returns s. WITH ordertest AS ( SELECT NULL UNION ALL SELECT 2 UNION ALL SELECT 1 UNION ALL SELECT NULL.

https://momjian.us/main/writings/pgsql/nulls.pdf