我有一个简单的方法,可以将一行插入到数据库中。它正在抛出异常。
private void AddToLiveQueue(int user_id, bool release = false)
{
string sql = "INSERT INTO live_support_queues (user_id, release, created_at, updated_at)";
sql += " VALUES(?user_id, ?release, ?created_at, ?created_at)";
MySqlConnection conn = new MySqlConnection(connString);
MySqlCommand cmd = conn.CreateCommand();
cmd.CommandText = sql;
cmd.Parameters.AddWithValue("?user_id", user_id);
cmd.Parameters.AddWithValue("?release", release);
cmd.Parameters.AddWithValue("?created_at", DateTime.UtcNow);
try
{
conn.Open();
cmd.ExecuteNonQuery();
conn.Close();
}
catch (Exception ex)
{
SendEmail email = new SendEmail();
email.Send(ex.Message + " " + ex.ToString());
}
}
我收到这个错误:
"You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'release, created_at, updated_at) VALUES(70, 0, '2017-09-22 23:00:16.686741', '20' at line 1"
非常感谢任何帮助。谢谢!
最佳答案
release
是一个保留字,如果用作标识符需要用`符号转义。
关于SQL 语句中的 C# MySQL 语法错误,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/46374326/