public void FindTopic()
{
TopicDal a = new TopicDal(connectionString);
var gl = a.Find("Title");
Assert.IsTrue(gl.Count == 0 || gl[0].ID != -1);
}
static void Find(string str)
{
PrintJoinAll(topicDal.Find(str));
}
public List <(long ID, string FullName, string Title, string Text)> Find(string str)
{
return(GetJoinAll(topicDal.Find(str)));
}