设置NO_BACKSLASH_ESCAPES SET sql_mode = 'NO_BACKSLASH_ESCAPES'; -- 这个SQL中单引号不匹配,报语法错误 mysql> insert into t_escape values(3, 'a\'b'); '> '; ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for ...
测试代码(https://github.com/eyjian/mooon/blob/master/mooon/tools/mysql_escape_test.cpp): try { // 未启用NO_BACKSLASH_ESCAPES printf("%s\n", mysql.escape_string(argv[2]).c_str()); // 启用NO_BACKSLASH_ESCAPES mysql.update("%s", "SET sql_mode='NO_BACKSLASH_ESCAPES'"); printf("%s...
SELECT ESCAPE('string_to_escape'); 在字符串参数中,可以包含任何需要转义的字符。要注意的是,如果字符串本身包含反斜杠字符,则必须使用双反斜杠代替。 以下示例演示了如何使用escape函数来转义字符串中的特殊字符: SELECT ESCAPE('This string contains a single quote ', a double quote ', and a backslash '...
id=8077 从MySQL 5.7.6版本开始,如果启用了NO_BACKSLASH_ESCAPES, 则mysql_real_escape_string()函数失败,错误码为CR_INSECURE_API_ERR, 这个时候应当使用mysql_real_escape_string_quote()替代mysql_real_escape_string()。 启用NO_BACKSLASH_ESCAPES,表示将反斜杠当作普通字符,而不是转义字符: SET sql_mode='...
EscapeCharacter+escapeSingleQuote() : String+escapeDoubleQuote() : String+escapeBackslash() : String+escapePercent() : String+escapeUnderscore() : String 在上面的类图中,我们定义了一个EscapeCharacter类,其中包含了转义单引号、双引号、反斜杠、百分号和下划线的方法。
Status:VerifiedImpact on me: None Category:MySQL Server: ParserSeverity:S3 (Non-critical) Version:8.3.0, 8.0.36OS:Any Assigned to:CPU Architecture:Any Tags:escape backslash [9 Feb 19:55] Nathee Jaywaree Description:Backslash is not being escaped consistently in LIKE operator with NO_BACKSLASH...
注意事项:在某些情况下,如果你将NO_BACKSLASH_ESCAPES模式开启,那么反斜杠将不会被视为转义字符。此时,你可能会使用其他方法来转义,例如使用ESCAPE关键字。 使用ESCAPE 关键字 如果你不能或不想使用反斜杠来转义字符,可以考虑使用ESCAPE关键字。 SELECT*FROMusersWHEREusernameLIKE'a_b'ESCAPE'_'; ...
The backslash is a special character on all computers except for Windows, as it represents an escape character. To match an actual backslash, you must "escape" the backslash with another backslash: select count(*) from path where path like 'C:\\%'; ...
ERROR 1290 (HY000): The MySQL server is running with the NO_BACKSLASH_ESCAPES SQL mode and will not allow \ to be used as an escape character.至此，我们就成功限制了用户的导出数据权限，保护了数据库中的数据的安全。但是，需要注意的是，我们不能将所有的用户全部限制数据导出权限，因为...
Bug #10214 mysql_escape_string() should respect NO_BACKSLASH_ESCAPES Submitted: 27 Apr 2005 19:34Modified: 5 Aug 2005 21:36 Reporter: Mark Matthews Email Updates: Status: Closed Impact on me: None Category: MySQL ServerSeverity: S3 (Non-critical) Version: 5.0OS: Assigned to: Jim ...