table-alias Questions
4
I got stuck on this and for sure it's easy, but I just cannot find the solution in the docs.
I have some tree structure and the child where clause that I have to filter with an "exists" sub query:...
Dissatisfaction asked 7/5, 2014 at 8:26
17
I'm curious to know how people are using table aliases. The other developers where I work always use table aliases, and always use the alias of a, b, c, etc.
Here's an example:
SELECT a.TripNum, ...
Romola asked 13/10, 2008 at 16:35
4
Solved
Is there a way to give a subquery in Oracle 11g an alias like:
select *
from
(select client_ref_id, request from some_table where message_type = 1) abc,
(select client_ref_id, response from som...
Eldridge asked 16/6, 2010 at 23:35
2
Solved
In the "Ticket" model:
public function getUser()
{
return $this->hasOne(User::className(), ['id' => 'user_id']);
}
public function getSupervisor()
{
return $this->hasOne(User::classNa...
Drenthe asked 31/1, 2015 at 18:4
2
Solved
I'm trying to execute this query in Oracle SQL Developer:
SELECT G.Guest_ID, G.First_Name, G.Last_Name
FROM Guest AS G
JOIN Stay AS S ON G.Guest_ID = S.Guest_ID
WHERE G.City = 'Miami' AND S.Room ...
Brachy asked 15/1, 2014 at 18:5
7
Solved
Say I have a select statement that goes..
select * from animals
That gives a a query result of all the columns in the table.
Now, if the 42nd column of the table animals is is_parent, and I wan...
Onofredo asked 23/2, 2010 at 0:17
2
I am trying to run the below update but running into the "table is ambiguous" error.
UPDATE dbo.cg
SET cg.column = gId.ID
FROM dbo.a
INNER JOIN dbo.cg as cId ON cId.[a] = dbo.a.[c]
INNER JOIN db...
Nickinickie asked 14/12, 2015 at 15:55
6
Solved
I noticed when doing a query with multiple JOINs that my query didn't work unless I gave one of the table names an alias.
Here's a simple example to explain the point:
This doesn't work:
SELECT...
Pill asked 3/5, 2012 at 14:11
2
Solved
I am using a SQL statement with a Temporary relation, and am getting the error ORA-009933: SQL command not properly ended
I don't see anything wrong with the statement, so any assistance is greatl...
Forspent asked 21/3, 2012 at 19:42
2
Solved
can you assign an alias to the from clause? like:
select a - b "Markup" from retail a, cost b;
EDIT: sorry i typed that out a bit too quick and tried to simplify the question to the point where ...
Pyrogen asked 9/2, 2011 at 1:40
1
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