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I often find myself wanting to write an SQL query like the following: SELECT body FROM node_revisions where vid = (SELECT vid FROM node WHERE nid = 4); I know that there are joins and stuff you could do, but they seem to make things more complicated. ...
Started by on , 9 posts by 9 people.  
If in the....
Here is what a join would look like (fishy), you can continue to use a join and simply tack on another expression to the join condition.
Is small, I would use a subquery like yours rather than a join.
I am learning SQL and am trying to learn JOINs this week. I have gotten to the level where I can do three table joins, similar to a lot of examples I've seen. I'm still trying to figure out the tiny details of how things work. All the examples I've seen...
Started by on , 9 posts by 9 people.  
The same general logic applies when selecting the join type when you have multiples as with single join the query easier for the....
It just depends on the data you are querying and what you are trying to follow .
An outer join in them.
Hey I have been trying to get this working for quite a while now but it just doesn't seem to work, maybe it is is not even possible, what i am wanting to do is to perform a mysql join query using like, such as this example i found... SELECT * FROM Table...
Started by on , 4 posts by 4 people.  
SELECT * FROM Table1 INNER JOIN Table2 ON Table1.col LIKE CONCAT('%', Table2.col, '%') MySQL does stringHow about this instead: SELECT * FROM Table1, Table2 WHERE Table1.col LIKE '%'+Table2.col the performance of this join....
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I want to join a String[] with a glue string. Is there a function for this?
Started by on , 6 posts by 6 people.  
A search for "java array join string glue" will give you....
Apache Commons Lang has a StringUtils class which has a join function which will join arrays", "!"}, ", ") Generates the following String : Hello, World, ! Not in core, no.
Can/Should I use a LIKE criteria as part of an INNER JOIN when building a stored procedure/query? I'm not sure I'm asking the right thing, so let me explain. I'm creating a procedure that is going to take a list of keywords to be searched for in a column...
Started by on , 11 posts by 9 people.  
Performance will be depend on the actual server to do some dynamic SQL to generate... .
Because you want to query a set of keywords on the situation, just like all good programming problems.
It seems like you are looking for full-text search.
I have 2 tables Employee and Company_Employee. Employee: ID, FirstName Company_Employee: ID, Company_ID, Employee_ID I want to do a search by First Name. I was thinking my query would look like: select FirstName, ID from Employee where FirstName LIKE ...
Started by on , 3 posts by 3 people.  
From employee e join company_employee ce on e.id = ce.Employee_ID where e.FirstName like '%John%' Something like this SELECT * FROM Employee e INNER JOIN Company_Employee ce JOIN ON e.Id = ce.Id employee.id with ....
I have following models class Artist(models.Model): name = models.CharField(max_length=200, unique=True) photo = models.CharField(max_length=250) views = models.IntegerField() class Meta: verbose_name = "artist" ordering = ['-views'] def __unicode__(self...
Started by on , 3 posts by 3 people.  
Matching_songs = Song.objects.filter(Q(name__contains=keyword) | Q(lyrics__contains=keyword) | Q(artist__name__contains=keyword)) See Django docs on Q objects for more details After 2 hours of digging and asking my self why I am not getting expected ... .
Hi, I want to join results of two different store procedures that returns same structure in following fashion: EXEC StoreProcedure1 p1 UNION EXEC StoreProcedure2 p2 I realize that is not possible, can sombody suggest elegant alternative? I beleive I should...
Started by on , 3 posts by 3 people.  
You could convert the stored procedures into user defined functions that return tables instead and do: SELECT * FROM dbo.MyFunction1(p1) UNION SELECT * FROM dbo.MyFunction2(p2) In SQL Server you could do the following: create table #temp ( col1 type,... .
I have two tables, let's call them PERSON and NAME. PERSON person_id dob NAME name_id person_id name And say that the NAME table has data like: name_id person_id name 1 1 Joe 2 1 Fred 3 1 Sam 4 2 Jane 5 2 Kim I need a query (Oracle 10g) that will return...
Started by on , 3 posts by 3 people.  
For more details, have a look in this post..
The short answer is to use a PL/SQL function.
You might find this article to be helpful.
Duplicate: What is the difference between Left, Right, Outer and Inner Joins? INNER and LEFT OUTER join help Just a simple question, I know left join is a type of inner join, but when I'm querying something there's a difference. I don't know what it is...
Started by on , 13 posts by 13 people.  
Looked like select tL.id, tR.id from tL left join tR on tL.id=tR.id your result would be 1 null 2 null 3 3 4 4 But if your SQL was an INNER JOIN like select tL.id, tR.id from tL inner join tR on tL.idLeft join....
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