可以使用INSERT语句查询来自一个或多个表的数据,并将其插入另一个表中,如下所示: INSERTINTOtable1 (column1, column2)SELECTcolumn1, column2FROMtable2WHEREcondition1; 在此语法中,使用SELECT(称为子选择)而不是VALUES子句。 子选择可以包含连接,以便可以组合来自多个表的数据。 执行语句时,数据库系统在插入数...
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用於將列新增至表格或視圖的 INSERT 陳述式可能如下所示: INSERT INTOtable-name (column1, column2, ... )VALUES(value-for-column1, value-for-column2, ... ) INTO 子句會為您指定值的直欄命名。 VALUES 子句為 INTO 子句中指定的每一個直欄指定值。 您指定的值可以是: 常數。插入 VALUES 子句中提...
SQL INSERT statement – insert multiple rows into a table TheINSERTstatement also allows you to insert multiple rows into a table using a single statement as the following: INSERTINTOtable_name(column1,column2…)VALUES(value1,value2,…), (value1,value2,…), …Code language:SQL (Structured ...
3. Insert top rows You can choose top n rows from the table_b to insert into table_a by this query: INSERT TOP(n) INTO table_a (col1a, col2a, col3a, …) SELECT col1b, col2b, col3b, … FROM table_b WHERE table_b.col1 = x ...
insertintotbl_name (col1,col2)values(15,col1*2) ##正确insertintotbl_name (col1,col2)values(col1*2,15) ##错误 案例演示: ## 修改sid字段,添加auto_increment属性 mysql>altertablestudents modify sidintauto_increment; Query OK,2rowsaffected (0.23sec) ...
The INSERT statement inserts rows into a table or view. Inserting a row into a view inserts the row into the table on which the view is based if no INSTEAD OF INSERT trigger is defined for this view. If such a trigger is defined, the trigger is activated
INSERT INTOThe INSERT INTO command is used to insert new rows in a table.The following SQL inserts a new record in the "Customers" table:Example INSERT INTO Customers (CustomerName, ContactName, Address, City, PostalCode, Country) VALUES ('Cardinal', 'Tom B. Erichsen', 'Skagen 21', '...
Good to know:INSERT INTO is the command to use for all database management systems. Whether you’re using Oracle, Mysql, Transact-SQL, etc. How to use the SQL query INSERT INTO? INSERT INTO can be used to insert one or more rows into your table. But it’s also possible to use this...
下面SQL 插入两笔记录,使用一个INSERT多个VALUES子句。 说明 其中gmt_create 字段没有提供,但是该字段有默认值,所以插入数据可以执行成功。 obclient>INSERTINTOt_insert(id,name,value)VALUES(2,'US',10002),(3,'EN',10003);Query OK,2rowsaffected