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Standard SQL Functions & Operators | BigQuery | Google Cloud

cloud.google.com

SELECT CAST("apple" AS INT64) AS not_a_number; If you want to protect your queries from these types of errors, you can use SAFE_CAST.

SQL NULL Values - IS NULL and IS NOT NULL

www.w3schools.com

Well organized and easy to understand Web building tutorials with lots of examples of how to use HTML, CSS, JavaScript, SQL, PHP, and XML.

The SQL Injection Knowledge Base | Tables and Columns

websec.ca

SELECT username FROM Users WHERE id = '-1' UNION SELECT MID(GROUP_CONCAT(0x3c62723e

MySQL :: MySQL 8.0 Reference Manual :: 12.5 String Functions

dev.mysql.com

CONCAT() returns NULL if any argument is NULL. Press CTRL+C to copy.

SQL is null and = null - Stack Overflow

stackoverflow.com

What is the difference between … and … and why does the latter not work?

Are there reasons to assign NULL instead of 0 to non-pointer variables?

softwareengineering.stackexchange.com

Assigning variables with values during definition is a good practice. A common practice is to assign variables with 0 and pointers with NULL. …

Ethereum Transaction...

etherscan.io

Sponsored Nexo - Instant Crypto LoansGet instant cash in 40+ fiat currencies using crypto as collateral without selling it.

Error Handling in COM - Windows applications | Microsoft Docs

docs.microsoft.com

E_ACCESSDENIED. 0x80070005. Access denied. E_FAIL. 0x80004005. Unspecified error. E_INVALIDARG.

Knex.js - A SQL Query Builder for Javascript

knexjs.org

Creates a union all query, with the same method signature as the union method.

Решение задач по sql injection с сайта alexbers.com/sql / Хабр

habr.com

...text=1' union+select+1,concat_ws(0x3a,table_name,column_name)

Похожие запросы:

"><script >alert(string.fromcharcode(88,83,83))</script>|xss|[kz] kazakstan|08/18/2020 17:41:56|') and 1=1 union all select 1,null,'<script>alert("xss")</script>',table_name from information_schema.tables where 2>1--/**/; exec xp_cmdshell('cat ../../../et
"><script >alert(string.fromcharcode(88,83,83))</script>|xss|[kz] kazakstan|08/18/2020 17:41:56|') and 1=1 union all select 1,null,'<script>alert("xss")</script>',table_name from information_schema.tables where 2>1--/**/; exec xp_cmdshell('cat ../../../et
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b and 6908=(select (case when (6908=2550) then 6908 else (select 2550 union select 3456) end))-- hbpi
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b and 7992=(select (case when (7992=7992) then 7992 else (select 8669 union select 1998) end))-- alwt
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b" and 3956=(select (case when (3956=2163) then 3956 else (select 2163 union select 4524) end))-- hzxq
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b" and 7992=(select (case when (7992=7992) then 7992 else (select 8669 union select 1998) end))-- gyij
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b") and 7992=(select (case when (7992=7992) then 7992 else (select 8669 union select 1998) end))-- wian
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b") and 9729=(select (case when (9729=1260) then 9729 else (select 1260 union select 2140) end))-- gehw
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b%' and 7992=(select (case when (7992=7992) then 7992 else (select 8669 union select 1998) end))-- hgjf
%u0431%u0438%u043f%u044d%u043a %u0430%u0432%u0442%u043e %u043a%u043e%u0441%u0442%u0430%u043d%u0430%u0439 %u0446%u0435%u043d%u044b%' and 9901=(select (case when (9901=7115) then 9901 else (select 7115 union select 6880) end))-- pffb

999999.9" //union//all //select /')/**/union/**/all/**/select/**/null,concat(0x716a766b71,0x50595a4f6777534c4344564d766f62496443625955655766647168664b72414777416b71796a756d,0x717a787671),null--/**/dbns/cast(0x393133353134353632312e39 as char) and "0"="0 на YouTube:

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