使用一句SQL INSERT多筆Record(multiple values) 此功能在MySQL在3.22.5之後就有的功能,SQL Server在這個SQL Server 2008版本才加入此功能 -- 切換測試資料庫 USE MyDB GO -- 建一個測試資料表 CREATE TABLE [mytable] ( myid nvarchar(10) ,givenName nvarchar(50) ,email nvarchar(50) ); GO -- 一次...
insert overwrite table tablename [partition(partcol1=val1,partclo2=val2)] select_statement; insert into table tablename [partition(partcol1=val1,partclo2=val2)] select_statement; eg: insert overwrite table test_insert select * from test_table; insert into table test_insert select * from tes...
INSERT INTO table_name (column1, column2, column3, ...) VALUES (value1, value2, value3, ...); 1. 其中,table_name是要插入数据的表名,column1, column2, column3, …是要插入数据的字段名,value1, value2, value3, …是要插入字段的值。 2. 向多个字段插入数据 如果我们要向多个字段同时插...
4. Insert both from columns and defined values. In case you insert data into multiple columns, but only some columns need to import from the table_b, some columns need to import from another set of data: INSERT INTO table_a (col1a, col2a, col3a, col4a …) SELECT table_b.col1...
iSQLGroup:= 100 //Here you can define the size of the group to insert while y <= InputTable.YDim sQuery:= "INSERT INTO SQLTable VALUES " aRow.copyFromTable({1,y}..{InputTable.XDimIndex,y},InputTable) sRow:= aRow.join("','") sQuery += "('" + sRow + "')" x:= min...
SQL Multiple Insert是一种在数据库中一次性插入多行数据的操作。它可以提高插入数据的效率,减少与数据库的交互次数,从而提升系统性能。 SQL Multiple Insert可以通过以...
Example: Insert Multiple Rows at Once in SQL It's also possible to insert multiple rows into a database table at once. For example, INSERTINTOCustomers(first_name, last_name, age, country)VALUES('Harry','Potter',31,'USA'), ('Chris','Hemsworth',43,'USA'), ...
INSERTINTOemployees(name,position)VALUES('Jane Smith','Project Manager'),('Bob Johnson','Data Analyst'),('Alice Williams','UX Designer'); SQL Copy This command will insert three new employees into theemployeestable in one go. It’s a much more efficient way of inserting multiple rows, aki...
...sql中insert语句的语法规则: 无需指定要插入数据的列名,只需提供被插入的值即可: insert into table_name values (value1,value2,value3,...)...); 和insert...values语句一样,insert...set语句也是将指定的数据插入到现成的表中。...基本语法: Insert into table_name set column1=value1,column2=...
SETIDENTITY_INSERT<table>ON; INSERT SELECT 把select 语句的查询结果插入到表中,这个中方法要比上面的INSERT VALUES 效率高 SETIDENTITY_INSERTSales.MyOrdersON;INSERTINTOSales.MyOrders(orderid, custid, empid, orderdate, shipcountry, freight)SELECTorderid, custid, empid, orderdate, shipcountry, freightFRO...