mysql> create table ss(id intunsignednot nullprimary key auto_increment, user_namevarchar(15)not null); Query OK, 0 rows affected (0.00 sec) mysql>insert into ss(id,user_name) values(1, 'jojo'); Query OK, 1 row affected (0.00 sec) mysql>insert into ss(id,user_name) values(37, ...
你可以使用 SQL 语句CREATE TABLE来创建数据表。 以下为创建数据表 runoon_tbl 实例: root@host# mysql -u root -p Enter password:*** mysql>useRUNOON; Databasechanged mysql>CREATETABLErunoon_tbl( ->runoon_idINTNOTNULLAUTO_INCREMENT, ->runoon_...
In MySQL, the name of aPRIMARY KEYisPRIMARY. For other indexes, if you do not assign a name, the index is assigned the same name as the first indexed column, with an optional suffix (_2,_3,...) to make it unique. You can see index names for a table usingSHOW INDEX FROMtbl_nam...
Bug #14280 Error 1067 : Invalid default value on create table with auto_inrement field Submitted: 25 Oct 2005 3:06Modified: 11 Jan 2006 9:21 Reporter: Robert Kroes Email Updates: Status: Closed Impact on me: None Category: MySQL AdministratorSeverity: S3 (Non-critical) Version: 1.1.4...
table_option: ENGINE [=] engine_name | AUTO_INCREMENT [=] value | AVG_ROW_LENGTH [=] value | [DEFAULT] CHARACTER SET [=] charset_name | CHECKSUM [=] {0 | 1} | [DEFAULT] COLLATE [=] collation_name | COMMENT [=] 'string' ...
7表示的是什么? 2 mysql中auto_increment的含义 CREATE TABLE `dealer` ( `ID` int(11) NOT NULL auto_increment, `LINE` varchar(120) default NULL, PRIMARY KEY (`ID`) ) ENGINE=MyISAM AUTO_INCREMENT=7 DEFAULT CHARSET=utf8 上面的AUTO_INCREMENT=7是什么意思?7表示的是什么?
) ENGINE=InnoDB AUTO_INCREMENT=10 DEFAULT CHARSET=utf8 1. 2. 3. 4. 5. 6. 7. 8. 在建表的时候可以在最后小括号的")"的后面使用:ENGIN来指定存储引擎;CHARSET来指定这张表的字符编码方式。 结论:mysql 默认的存储引擎是:InnoDB,默认的字符编码方式是:utf8 ...
MySQL creates new columns for all elements in the SELECT. For example: mysql> CREATE TABLE test (a INT NOT NULL AUTO_INCREMENT, -> PRIMARY KEY (a), KEY(b)) -> ENGINE=InnoDB SELECT b,c FROM test2; This creates an InnoDB table with three columns, a, b, and c. The ENGINE option...
CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name [(create_definition,...)] [table_options] [partition_options] [IGNORE | REPLACE] [AS] query_expression CREATE [TEMPORARY] TABLE [IF NOT EXISTS] tbl_name { LIKE old_tbl_name | (LIKE old_tbl_name) } ...
I was able to create a table with auto_increment using MA 1.1.5. Below the create table with mysql client after I created it with MA: c:\mysql\bin>mysql -uroot db3 Welcome to the MySQL monitor. Commands end with ; or \g. Your MySQL connection id is 9 to server version: 4.1.15...