insert into areas(aid,name,pid) values(0,'朝阳区',1); insert into areas(aid,name,pid) values(0,'武清区',2); insert into areas(aid,name,pid) values(0,'石家庄',3); insert into areas(aid,name,pid) values(0,'太原市',4); --县级
在MariaDB中执行批量插入操作可以使用以下两种方法: 使用INSERT INTO … VALUES语句插入多个值: INSERT INTO table_name (column1, column2, column3) VALUES (value1, value2, value3), (value4, value5, value6), (value7, value8, value9); 复制代码 使用INSERT INTO … SELECT语句从另一个表中选择...
1、mysql中insert语句的语法一 insert into tablename(字段1名称,字段2名称,…) values(字段1值,字段2值,…) 示例如下: 向表tb1中插入一条数据,插入数据对应的字段为name和age,name的值为tom,age为33。 insert into tbl (name,age) values ('tom',33); 1. 向表tb1中插入多条数据,具体含义同上,只不过...
1.使用values()或value():insert into table_name values(),(),(),()... 2.使用set子句:insert into table_namesetcolumn_name=value,... 3.使用select子句:insert into table_name select_statement 第二种语法是MySQL/MariaDB对标准SQL insert语句的扩展。 1.1 insert into values() 给定如下表结构: cr...
INSERT INTO table_name (column1, column2, …) VALUES (value1, value2, …); “` – 更新数据: “` UPDATE table_name SET column1 = value1, column2 = value2, … WHERE condition; “` – 删除数据: “` DELETE FROM table_name
1.首先创建一个基本表table1并插入测试数据. 代码语言:javascript 代码运行次数:0 运行 AI代码解释 MariaDB[lyshark]>create tabletable1(quantityINT,priceINT);QueryOK,0rowsaffected(0.02sec)MariaDB[lyshark]>insert into table1values(1,10);QueryOK,1rowaffected(0.00sec)MariaDB[lyshark]>insert into table...
一、增加表中的数据(insert) insert语句的语法:insert into tablename(字段1名称,字段2名称,...) values(字段1值,字段2值,...) 1、全列插入 --insert into 表名 values(..) --主键字段 可以用0 null default 来站位 例子:向test表中插入一条信息(数据与字段要一一对应) ...
INSERT ON DUPLICATE KEY UPDATE Examples INSERT ... RETURNING Examples See Also The INSERT statement is used to insert new rows into an existing table. The INSERT ... VALUES and INSERT ... SET forms of the statement insert rows based on explicitly specified values. The INSERT ... SELECT...
INSERT ... END; ... The reason why you may want to have many BEGIN/END statements instead of just one is that the former will use up less transaction log space. Multi-Value Inserts You can insert many rows at once with multi-value row inserts: INSERT INTO table_name values(1,"row...
innodb-file-per-table=ON 5)初始化数据库及其启动数据库 /usr/local/mysql/scripts/mysql_install_db --user=mysql --datadir=/mydata/data service mysqld start 6)执行mysql_secure_installation命令设置密码及其删除匿名用户等操作 二、MariaDB基础