WriteLine("Last inserted ID: " + lastInsertedId); } 在上述代码中,我们首先创建了一个User对象,并将其添加到DbContext的Users集合中。然后,调用SaveChanges方法将更改保存到数据库中。最后,通过访问user对象的Id属性,我们可以获取到最后插入的ID。 需要注意的是,上述代码中的"your_connection_string"需要替换...
echo "Last insert ID : ".$lastInsertID; } ?> Output: Last insert ID : 4 2. Using insert_id to Get Last insert ID If your connection is object-oriented, you have the option to utilizeinsert_idto acquire the ID of the most recently inserted record. Syntax – $conn->insert_id; Here...
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require'sequel'# 连接到Mysql数据库DB=Sequel.connect('mysql2://username:password@localhost/database')# 创建一个表DB.create_table(:users)doprimary_key:idString:nameend# 插入一条数据并获取最后插入的ID值id=DB[:users].insert(name:'John Doe')last_insert_id=DB.last_insert_id puts"Last ...
my $id = $dbh->last_insert_id( undef, undef, undef, undef ) or die "Couldn't get last insert id: " . $dbh->errstr(); print "Inserted row with id $id\n"; jay@webdev:~$ perl t.pl Database says LAST_INSERT_ID is 15 ...
2.2 使用编程语言获取id值 如果你使用的是编程语言,可以通过数据库操作库提供的方法来获取id值。以下是一些常见编程语言的示例代码: PHP $lastInsertedId=$pdo->lastInsertId(); 1. Java ResultSetgeneratedKeys=statement.getGeneratedKeys();if(generatedKeys.next()){intlastInsertedId=generatedKeys.getInt(1);...
()# 插入数据并获取IDinsert_query="INSERT INTO employees (name, age, department) VALUES (%s, %s, %s)"values=("John Doe",30,"Marketing")cursor.execute(insert_query,values)# 提交更改conn.commit()# 获取插入记录的IDlast_insert_id=cursor.lastrowidprint(f"Inserted record ID:{last_insert_id}"...
get the last insert ID, not the first ID of the last insert. Here's the help from 4.1.22: mysql> \h LAST_INSERT_ID Name: 'LAST_INSERT_ID' Description: Syntax: LAST_INSERT_ID(), LAST_INSERT_ID(expr) LAST_INSERT_ID() (with no argument) returns the first automatically generated ...
you update anotherAUTO_INCREMENTcolumn with a nonmagic value (that is, a value that is notNULLand not0). UsingLAST_INSERT_ID()andAUTO_INCREMENTcolumns simultaneously from multiple clients is perfectly valid. Each client will receive the last inserted ID for the last statementthatclient executed....
lastId.Connection = m_objMySQL; lastId.CommandText = ("SELECT LAST_INSERT_ID()"); long nFirstNewAttributeGroupID = (long)lastId.ExecuteScalar(); The above code will return to me value 100. My question how can I get whole set of inserted record ids, e.g. 100,101,102?