Question

I have 2 tables: Issues and Attachement

Issue table contains 10 records and has the following design

IssueId | IssueName | IssueDate | IssueDescription

Attachement contains 5 records table has the following desin

IDAttachement | Filename | IssueID

I want to select everything from the 2 tables total 10 records as the following if filename not exists display No files

IssueID       IssueName        Filename

1             Issue1           file1

2             Issue2           Nofile

3             Issue3           Nofile

4             Issue4           Nofile

5             Issue5           Nofile

6             Issue  6         file6

7             Issue 7          file 7

8               Issue 8          file 8

9               Issue 9          file 9

10            Issue 10        Nofile

please help me to display Nofile if there was no attachement for the issue

I need the SQL select Query

Answer 1

SELECT i.IssueID,i.IssueName, COALESCE (a.Filename,'Nofile') Filename
FROM Issue i
LEFT JOIN Attachement a ON i.IssueID = a.IssueID