Can \"Distinct\" key Word be used twice in a single Select Query? like wise: select DISTINCT(trackid), DISTINCT(table_开发者_如何学编程name)
This is staight forward I believe: I have a table with 30,000 rows. When I SELECT DISTINCT \'location\' FROM myTable it returns 21,000 rows, about what I\'d expect, but it only returns that one colum
Hi I want to get the count of column called \'response\'. But even though a user submits many responses I want it to be only considered as one. So basically I want开发者_运维问答 to get the count of \
So I have two tables students (PK sID) and mentors (PK pID). This query SELECT s.pID FROM students s JOIN mentors m ON s.pID = m.pID
how set distinct to this query return _dataContext.ProjectPictures.Include(\"Projects\").Include(\"ProjectPictureTypes\").开发者_C百科Where(p => p.ProjectPictureTypes.Id == 1).ToList();
I have the following table: CREATE TABLE TEMP (ID INT, SEGMENT CHAR(1), SEGOFF INT, CHECKED SMALLDATETIME)
How can I select and don\'t show duplicates? Actually, it\'s showing like that: apple | apple | apples | apple
I try to get a list with distinct into the forms.py like this: forms.ModelMultipleChoiceField(queryset=Events.objects.values(\'hostname\'), required=False).distinct()
This question already has answers here: LINQ's Distinct() on a particular property (23 answers) Closed 3 years ago.
** EDIT ** Nevermind, just needed to take out the parens... I get this error: ERROR:could not identify an ordering operator for type record
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