INSERT INTO Student VALUES(103,'Chris', default)S_idS_Nameage 101 Adam 15 102 Alex 103 chris 14Suppose the column age in our tabel has a default value of 14. Also, if you run the below query, it will insert default value into the age column, whatever the default value may be....
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 th...
To see the inserted data, execute theSelect * from Employee;query in the query editor, as shown below. Insert Values to All Columns To insert values to all columns of a table, you don't need to specify column names with the table name. Specify the values for each column in a sequence...
AI代码解释 INSERTINTObookshelf(book_id,book_name,book_type,author,intime)VALUES(1,'飘','长篇小说','玛格丽特·米切尔',SYSDATE);INSERTINTObookshelf(book_id,book_name,book_type,author,intime)VALUES(2,'倾城之恋','爱情小说','张爱玲',SYSDATE);INSERTINTObookshelf(book_id,book_name,book_type,aut...
6、插入数据 : insert into user ( id,name,sex,birthday,job) VALUES ( 1,'ctfstu','male','1999-05-01','IT'); 再次select * from user; 7、为表增加一列 : alter table user add salary decimal(8,2); // 添加了salary这一列,最大是8位,小数点后可保留两位 ...
INSERT:向表中插入新数据 UPDATE:更新表中的数据 DELETE:删除表中的数据 数据查询语言(Data Query Language,DQL) 用来查询表中的记录,主要包含SELECT命令,来查询表中的数据。 数据控制语言(Data Control Language,DCL) 用来确认或者取消对数据库中的数据进行的变更。除此之外,还可以对数据库中的用户设定权限。主要包...
DATEADD (SECOND, -1, SYSUTCDATETIME()), ValidTo DATETIME2(2) GENERATED ALWAYS AS ROW END HIDDEN CONSTRAINT DF_ValidTo DEFAULT '9999.12.31 23:59:59.99', PERIOD FOR SYSTEM_TIME(ValidFrom, ValidTo); ALTER TABLE Employee SET (SYSTEM_VERSIONING = ON (HISTORY_TABLE = dbo.Employee_History)...
Learn how to use the SQL INSERT query to add new records to your database efficiently. Explore examples and best practices.
-- Syntax for SQL Server and Azure SQL Database and Fabric SQL database [ WITH <common_table_expression> [ ,...n ] ] INSERT { [ TOP ( expression ) [ PERCENT ] ] [ INTO ] { <object> | rowset_function_limited [ WITH ( <Table_Hint_Limited> [ ...n ] ) ] } { [ ( column...
INSERTINTOtable_name(column1,column2,column3, ...) VALUES(value1,value2,value3, ...); 2. If you are adding values for all the columns of the table, you do not need to specify the column names in the SQL query. However, make sure the order of the values is in the same order ...