im getting this error when i run my code how can fix this You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '(255) NULL, account_type' enum('1','2','3') NOT NULL default '1', email_acti' at...
mysql> create table test (name varchar(40), sex enum('male', concat('fem', 'ale') ); ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'concat('fem', 'ale') )' at line 1...
root@localhost: 00:31 [7308][db_hlf]>create table tbl_setenum(id int(11) not null primary key,setc set(1),enumc enum(5)); ERROR 1064 (42000): You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ...
MySQL的常用数据类型包括:Number/Date/String,而String类型中又包含了Char/Varchar/Binary/blob/text等长度不同的简单数据类型,有时我们需要对数据做更细...
--Rev19ALTER TABLE `staff` ALTER`role` SET DEFAULT 'guest';#1064 - You have an error in your SQL syntax; check the manual thatcorresponds to your 浏览2提问于2013-07-16得票数 1 回答已采纳 4回答 System.Data.SqlClient是否仅针对SQL Server? 、、 这可能是一个基本问题,但System.Data.Sql...
SELECT FIND_IN_SET('111','222,333,444'); #查询结果:0 ## 加法 SELECT 1|4|16|2 /** ENUM和SET ENUM只取单值,但要注意,他的索引是从1开始,加了引号就是值,不加就是索引。 设定enum的格式: enum("选项1","选项2","选项3",...); ...
Syntax Arguments Return code values Result set แสดง 4 เพิ่มเติม Applies to:SQL Server Provides a list of local Microsoft Windows groups or a list of global groups that are defined in a specified Windows domain. ...
An ENUM is a string object with a value chosen from a list of permitted values that are enumerated explicitly in the column specification at table creation time. See Section 11.3.1, “String Data Type Syntax” for ENUM type syntax and length limits. ...
Enums are often used inswitchstatements to check for corresponding values: Example enumLevel{Low,Medium,High}staticvoidMain(string[]args){LevelmyVar=Level.Medium;switch(myVar){caseLevel.Low:Console.WriteLine("Low level");break;caseLevel.Medium:Console.WriteLine("Medium level");break;caseLevel.High...
See Section 13.3.1, “String Data Type Syntax” for ENUM type syntax and length limits. The ENUM type has these advantages: Compact data storage in situations where a column has a limited set of possible values. The strings you specify as input values are automatically encoded as numbers. ...