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C# mysql DataGridView ÁÐÃû ÂÒÂë - .NET¼¼Êõ / C#

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c# ´°ÌåÀïÃæÌí¼Ó¸öDataGridView¿Ø¼þ£¬´°Ìåloadʱ£¬Ö´ÐÐÒÔÏ´úÂ룺
C# code:

server = "localhost";
database = "csharp";
name = "root";
password = "root";
string connectionString = "SERVER=" + server + ";" + "DATABASE=" + database + ";" + "UID=" + name + ";" + "PASSWORD=" + password + ";";
connection = new MySqlConnection(connectionString);
string mysql = "select * from books";
MySqlDataAdapter mysqlAdapter = new MySqlDataAdapter(mysql, connection);
DataSet ds = new DataSet();
mysqlAdapter.Fill(ds);
dataGridView1.DataSource = ds.Tables[0].DefaultView;
connection.Close();
connection.Dispose();


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SQL code:
select * from books
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C/C++ÖÐÓÐûÓиñʽ»¯UÅ̵ĺ¯Êý - C/C++ / C++ ÓïÑÔ

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c#Éú³ÉxmlÎļþ - .NET¼¼Êõ / C#

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mysqlÎÊÌ⣡ - Java / Java SE

String sqlCount="select count(*) from usertable where username='"+
userName+"'";Õâ¾ä»° ʲôÒâ˼°¡£¡
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select count(*) from usertable where username='ÄãµÄ±äÁ¿ ......
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