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Нашёл 4 млн ответов for 'Tafsir ibnue UNION ALL SELECT NULL,NULL-- PCue'.

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

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

Microsoft PowerPoint - SQLinjectionNotOnly.ppt
1'))) UNION ALL SELECT NULL, Concatenated SQL query# AND ((('RaNd' LIKE 'RaNd. 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.

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

Advanced SQL Injection
2. Use NULL in UNION injections for most data type instead of trying to guess string, date, integer. Privilege Escalation. '',14,1,@OLEResult) EXECUTE @OLEResult=sp_OAMethod @ShellID,''Run'',Null,''ping -n 8 127.0.0.1'',0,1IF @OLEResult<>0 SELECT @[email protected] IF...

https://index-of.es/Varios-2/Advanced%20SQL%20Injection.pdf

Csg2
Selecting All Columns 1-5 Selecting Specific Columns 1-6 Writing SQL Statements 1-7 Column • A column contains a wide range of values • A column contains a large number of null values • One or Operator UNION UNION ALL INTERSECT MINUS. Returns All distinct rows selected by either query...

https://index-of.es/Rdbms/Oracle9i%20SQL-Slide%20&%20Guide-II.pdf

SQL Injection
1234' or 1=1 union select null from balances; -- The used SELECT statements have a different number of columns. Introduction. Remediation – Prepared Statements. • Java. PreparedStatement getSales = null; String getPSstring = "select name, value from tbl1 where cond=? and status=?"

https://www.cs.montana.edu/courses/csci476/topics/sql_injection.pdf

064-29: Creating Efficient SQL - Union Join without the Union Clause
select aNumCol from a UNION select aCharCol from b. Alot more subtle and, worse yet, platform specific is the issue of database performance. Since each member of a UNION clause is itself a fully formed, stand alone fullselect statement, database implementations execute each member...

https://support.sas.com/resources/papers/proceedings/proceedings/sugi29/064-29.pdf

242-31: SQL Set Operators: So Handy Venn You Need Them
Set operators are so designated because they are conceptually derived from mathematical set theory. The three basic set operators are UNION, INTERSECT, and EXCEPT. All three, with variations (in particular, OUTER UNION) and options, are implemented in PROC SQL.

https://support.sas.com/resources/papers/proceedings/proceedings/sugi31/242-31.pdf

The MIANALYZE Procedure | Only selected variables of
THETA0= Species parameters under the null hypothesis. ALPHA=. Species the level for the condence interval. Because of the ODS SELECT statements, no output is displayed. The ODS OUTPUT statement creates two SAS data sets, named mixparms and mixcovb, from the two ODS tables.

https://support.sas.com/documentation/onlinedoc/stat/141/mianalyze.pdf