ERROR 1075 (42000): Incorrect table definition; there can be only one auto column and it must be defined as a key 2、异常原因 删除唯一建需先删除自增,在删除唯一建,此处唯一建所在列为自增属性.主键也是同样的道理. 3、解决过程 --删除字段自增属性. mysql> alte
create table lych( id1 int(5) not null auto_increment, id2 int(5), name varchar(10), age int(10), primary key(id2) ); 2 不报错 create table lych( id1 int(5) not null auto_increment, id2 int(5), name varchar(10), age int(10), primary key(id2), key lych(id1) using ...
Error Code: 1075. Incorrect table definition; there can be only one auto column and it must be defined as a key Maybe I'm violating some rule, but what I need is exactly what I've written: I need to auto increment on the first table the id and making it as a primary key, then ...
问题:id0 字段为主键,自增,操作删除主键就会报错。mysql> alter table bigdata__bak drop primary key;ERROR 1075 (42000): Incorrect table definition; there can be only one auto column an...
Description: In http://dev.mysql.com/doc/refman/5.1/en/example-auto-increment.html, there is a sample code : CREATE TABLE animals ( grp ENUM('fish','mammal','bird') NOT NULL, id MEDIUMINT NOT NULL AUTO_INCREMENT, name CHAR(30) NOT NULL, PRIMARY KEY (grp,id) ); INSERT INTO animal...
Error number: 1075; Symbol: ER_WRONG_AUTO_KEY; SQLSTATE: 42000 Message: Incorrect table definition; there can be only one auto column and it must be defined as a key Error number: 1076; Symbol: ER_READY; SQLSTATE: HY000 Message: %s: ready for connections. Version: '%s' socket: ...
[myschema.e_daily] Unknown database 'mydb' Example server-side error message sent to client programs, as displayed by the mysql client: mysql> SELECT * FROM no_such_table; ERROR 1146 (42S02): Table 'test.no_such_table' doesn't exist Each server error message includes an error code, ...
Error Code Constant Name 198 ER_ERROR_MESSAGES 1000 ER_HASHCHK 1001 ER_NISAMCHK 1002 ER_NO 1003 ER_YES 1004 ER_CANT_CREATE_FILE 1005 ER_CANT_CREATE_TABLE 1006 ER_CANT_CREATE_DB 1007 ER_DB_CREATE_EXISTS 1008 ER_DB_DROP_EXISTS
mysql source 错误2 mysql error code B.1. 服务器错误代码和消息 服务器错误信息来自下述源文件: · 错误消息信息列在share/errmsg.txt文件中。“%d”和“%s”分别代表编号和字符串,显示时,它们将被消息值取代。 · 错误值列在share/errmsg.txt文件中,用于生成include/mysqld_error.h和include/mysqld_ername...
December 10, 2022 02:21PM Re: Error 1075 when dropping primary index Lena Oan December 15, 2022 03:55AM Sorry, you can't reply to this topic. It has been closed. This forum is currently read only. You can not log in or make any changes. This is a temporary situation. ...