使用INSERT语句可以实现对数据的快速添加,使得信息的维护和管理变得更加高效。与此相关的高级操作,例如插入多行数据或从其他表中插入,都是SQL中非常有用的扩展技术。 在讨论插入单行数据之前,不妨先 familiar 以一些基础概念。SQL(Structured Query Language),即结构化查询语言,是用于管理关系型数据库的标准语言。记录(R...
(中字)2- 插入单行 | Inserting a Row 6942 播放 硬核科技 最全硬核科技干货>> 收藏 下载 分享 手机看 选集(155) 自动播放 [1] (中字)【第一章】1- 介绍 | ... 8.5万播放 00:18 [2] (中字)2- 什么是SQL | W... 5.9万播放 03:24 ...
第三节 Inserting multiple rows USE sql_store; INSERT INTO shippers (name) VALUES ('Shipper1'), ('Shipper2'), ('Shipper3') Practice -- Insert three rows in the product table USE sql_store; INSERT INTO products (name, quantity_in_stock, unit_price) VALUES ('product1', 10, 1.95), (...
The INSERT statement allows you to create new rows in database tables. The syntax for inserting a single row is consistent across all database brands. As a shortcut, you can omit the column list in an INSERT statement: insert into dept values (50,'PROGRAMMING','BALTIMORE') However, if y...
For example, the following statement inserts a single row into the UnitMeasure table by using the VALUES clause. SQL USEAdventureWorks; GOINSERTINTOProduction.UnitMeasureVALUES(N'FT', N'Feet','20080414'); GO The maximum number of rows that can be inserted in a single INSERT statement is 1000...
The result ofSQLInsertis an integer specifying the number of rows affected by the query. For a single insert this will be 1, since you can only insert one row at a time.SQLInsertalso supports a batch insert, as demonstrated in"Performance: Batch Operation". ...
For example, the following statement inserts a single row into the UnitMeasure table by using the VALUES clause. Copy USE AdventureWorks2008R2; GO INSERT INTO Production.UnitMeasure VALUES (N'FT', N'Feet', '20080414'); GO The maximum number of rows that can be inserted in a single INS...
This statement is used to insert the SELECT query result or a certain data record into a table.The INSERT OVERWRITE syntax is not suitable for "read-write" scenarios, whe
Incidentally, this also applies to the UPDATE and DELETE statements that you'll learn about in the next chapter. Inserting Multiple Rows INSTEAD OF Inserting a Single Row INSERT INTO customers(cust_name, cust_address, cust_city, cust_state, cust_zip, cust_country) VALUES( 'Pep E. LaPew',...
(); int count = 0; // insert a single row using default values count += sta.executeUpdate( "INSERT INTO Profile" + " (ID, FirstName)" + " VALUES (1, 'Herong')"); // insert a single row using provided values count += sta.executeUpdate( "INSERT INTO Profile" + " (ID, First...