|
public ExecuteNonQuery ( string sql, |
||
| sql | string | 要执行的增删改的SQL语句 |
| parameters | 执行增删改语句所需要的参数，参数必须以它们在SQL语句中的顺序为准 | |
| Результат | int | |
public static void CreateTable()
{
string dbPath = "D:\\Demo.db3";
//如果不存在改数据库文件，则创建该数据库文件
if (!System.IO.File.Exists(dbPath))
{
SQLiteDBHelper.CreateDB("D:\\Demo.db3");
}
SQLiteDBHelper db = new SQLiteDBHelper("D:\\Demo.db3");
string sql = "CREATE TABLE Test3(id integer NOT NULL PRIMARY KEY AUTOINCREMENT UNIQUE,Name char(3),TypeName varchar(50),addDate datetime,UpdateTime Date,Time time,Comments blob)";
db.ExecuteNonQuery(sql, null);
}
public static void InsertData()
{
string sql = "INSERT INTO Test3(Name,TypeName,addDate,UpdateTime,Time,Comments)values(@Name,@TypeName,@addDate,@UpdateTime,@Time,@Comments)";
SQLiteDBHelper db = new SQLiteDBHelper("D:\\Demo.db3");
for (char c = 'A'; c <= 'Z'; c++)
{
for (int i = 0; i < 100; i++)
{
SQLiteParameter[] parameters = new SQLiteParameter[] {
new SQLiteParameter("@Name", c + i.ToString()),
new SQLiteParameter("@TypeName", c.ToString()),
new SQLiteParameter("@addDate", DateTime.Now),
new SQLiteParameter("@UpdateTime", DateTime.Now.Date),
new SQLiteParameter("@Time", DateTime.Now.ToShortTimeString()),
new SQLiteParameter("@Comments", "Just a Test" + i)
};
db.ExecuteNonQuery(sql, parameters);
}
}
}