--用户首次添加INSERTIGNOREINTOusers_info(id,username,sex,age,balance,create_time)VALUES(null,'chenhaha','男',26,0,'2020-06-11 20:00:20');--二次添加,直接忽略INSERTIGNOREINTOusers_info(id,username,sex,age,balance,create_
第一种,通过insert into SQL语句逐行插入。 基本语法: INSERT INTO table_name ( field1,field2,...fieldN ) VALUES ( value1,value2,...valueN ); 语法解析: insert into 表名 (字段名1,字段名2,字段名3,...字段名n) values (值1,值2,值3,...值n) 注意:字段名与值是一一对应的关系,顺序不...
-- 创建表CREATETABLEusers(idINTPRIMARYKEYAUTO_INCREMENT,nameVARCHAR(100));-- 插入数据BEGIN;INSERTINTOusers(name)VALUES('Alice')LOCKINSHAREMODE;COMMIT; 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 总结 MySQL的INSERT INTO语句是向表中插入数据的常用操作,但在高并发环境下可能会导致数据不一致或者性能下...
INSERT IGNORE INTO table_name (field1,field2) values 1. 一次插入多行数据: INSERT IGNORE INTO `iphone` VALUES (1,'iphone4','USA',1),(2,'iphone5','USA',1),(3,'iphone6','USA',1),(4,'iphone7','USA',1),(5,'iphone8','USA',1); 1. 示例: mysql> select * from staff_3;...
一、INSERT INTO 语句:要求是不能违反主键或唯一索引,否则报错 一次插入一条数据: INSERTINTOtable_name (field1,field2)values(value1,value2); 一次插入多条数据: INSERTINTO`iphone`VALUES (1,'iphone4','USA',1), (2,'iphone5','USA',1), ...
但是,如果使用INSERT INGORE语句,则会忽略导致错误的行,并将其余行插入到表中。 INSERT IGNORE语法: INSERT IGNORE INTO table(column_list) VALUES( value_list), ( value_list), ... STRICT语句 当STRICT模式打开时,如果您尝试将无效值插入到表中,MySQL将返回错误并中止INSERT语句。
INSERT INTO table (`a`, `b`, `c`, ……) VALUES ('a', 'b', 'c', ……); 这里不再赘述,注意顺序即可,不建议小伙伴们去掉前面括号的内容,别问为什么,容易被同事骂。 1-2.插入或更新 如果我们希望插入一条新记录(INSERT),但如果记录已经存在,就更新该记录,此时,可以使用"INSERT INTO …ON DUPLI...
INSERT INTO TABLEPosted by: Adwait Joshi Date: July 18, 2005 11:14AM I have a table named A which has all the columns of table B plus some other columns, I want to insert data in to A from B however during this update I also want to set the values for the columns in A that...
MySQL 8.0 Reference Manual / ... / Insert Records into Tables 22.4.4.1 Insert Records into Tables You can use the insert() method with the values() method to insert records into an existing relational table. The insert() method accepts individual columns or all columns in the table. Use ...
It is possible to write theINSERT INTOstatement in two ways: 1. Specify both the column names and the values to be inserted: INSERTINTOtable_name(column1,column2,column3, ...) VALUES(value1,value2,value3, ...); 2. If you are adding values for all the columns of the table, you ...