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Нашёл 577 тыс. ответов for 'Tafsir ibnue UNION ALL SELECT NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL,NULL-- eequ'.

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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

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 value So space ' ' will be inserted but this is not taken as NULL by server, so IS NULL query would not select those tuple !

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

Microsoft Word - Blindfolded SQL Injection - Final.doc
This comes in the form of the NULL keyword in SQL. Unlike injection of static fields, which are of a specific type (such as a string or an integer), NULL can match any type. It is therefore possible to inject a UNION SELECT statement where all fields are null, and there should be no type mismatch errors.

https://www.imperva.com/docs/IMPERVA_HII_blind-sql-injection-attacks.pdf

SQL Injection in Oracle Webapps
SELECT null,null,null,null FROM DUAL è Number of Columns = 4. Red-Database-Security GmbH. or 1=SYS.DBMS_AW_XML.READAWMETADATA((select banner from v $version where rownum=1),null)

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

data _null_; Easter=holiday('Easter',2011); put Easter=weekdate.
STRIP Function. data _null_; string = ' Testing ' Selected Modifiers: B scans backward from right to left D adds digits to the list of characters I ignores the case K characters that are in the list of characters are kept M multiple consecutive delimiters, and delimiters at the beginning.

https://www.hawaii.edu/hisug/pdf/SueRakesFunction_Enhancements_in_SAS_9.pdf

Oracle Database Gateway for Adabas Users Guide
You can avoid this problem by using NULL or IS NULL in the SQL statement instead of the empty string syntax, as in the following example ■ When you perform an INSERT operation with an incomplete list of values, the columns that are described as NOT NULL take on the default value of the specific data...

https://docs.oracle.com/cd/E15817_01/server.111/b31055.pdf

Oracle Territory Manager Implementation Guide
The territory administrator then begins the territory creation process, according to the implementation. If you implement named accounts for sales, then the administrator creates territories, selecting named accounts, and assigning them to the top level of sales management.

https://docs.oracle.com/cd/B53825_14/current/acrobat/121jtyig.pdf

Oracle Database Gateway for IMS Users Guide
You can avoid this problem by using NULL or IS NULL in the SQL statement instead of the empty string syntax, as in the following example: SELECT * from "emp"@IMS where A null-terminated string of alphanumeric characters; maximum length must be specified. An extra byte is required for the null flag.

https://docs.oracle.com/cd/E15817_01/server.111/b31053.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 the number of columns that you want to inject. Front Range OWASP Conference, Denver (USA).

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