473,396 Members | 1,726 Online
Bytes | Software Development & Data Engineering Community
Post Job

Home Posts Topics Members FAQ

Join Bytes to post your question to a community of 473,396 software developers and data experts.

inner join and outer join

bob
what's the difference between inner join and outer join in sql?

Apr 11 '06 #1
1 2434
See:
The Query Lost My Records!
at:
http://allenbrowne.com/casu-02.html

If you are asking what the difference looks like in the SQL statement, the
FROM clause will contain the words:
LEFT JOIN
or
RIGHT JOIN
instead of:
INNER JOIN

--
Allen Browne - Microsoft MVP. Perth, Western Australia.
Tips for Access users - http://allenbrowne.com/tips.html
Reply to group, rather than allenbrowne at mvps dot org.

<bo*@coolgroups.com> wrote in message
news:11********************@i39g2000cwa.googlegrou ps.com...
what's the difference between inner join and outer join in sql?

Apr 11 '06 #2

This thread has been closed and replies have been disabled. Please start a new discussion.

Similar topics

3
by: Prem | last post by:
Hi, I am having many problems with inner join. my first problem is : 1) I want to know the precedance while evaluating query with multiple joins. eg. select Employees.FirstName,...
8
by: kieran | last post by:
Hi, I have the following sql statement. I originally had the statement with two INNER JOINS but in some situations was getting an error so changed the last INNER JOIN to a LEFT OUTER JOIN (as...
3
by: mheydman | last post by:
I apologize if this has been asked before- I searched google but could not find a concrete answer. I recently inherited a database whose t-sql code is written in a format that I find difficult...
6
by: Thomas Beutin | last post by:
Hi, i've a speed problem withe the following statement: SELECT DISTINCT pz.l1_id, pz.l2_id, pz.l3_id, pz.l4_id FROM ot_adresse AS a, ot_produkt AS p LEFT OUTER JOIN ot_kat_prod AS pz ON (...
5
by: jason.evans | last post by:
Hi there. I am having an intrigueing problem. I have a query which left joins another query to itself twice. The original query is derived from a linked table in SQLServer 2000. When I run...
52
by: MP | last post by:
Hi trying to begin to learn database using vb6, ado/adox, mdb format, sql (not using access...just mdb format via ado) i need to group the values of multiple fields - get their possible...
12
by: Chamnap | last post by:
Hello, everyone I have one question about the standard join and inner join, which one is faster and more reliable? Can you recommend me to use? Please, explain me... Thanks Chamnap
1
by: teneesh | last post by:
Here I have a code for a view that has been created by a developer on my team. I am trying to use the very same code to create a view for a different formid/quesid. But I cannot figure out how this...
9
by: shapper | last post by:
Hello, I am used to SQL but I am starting to use LINQ. How can I create Left, Right and Inner joins in LINQ? How to distinguish the different joins? Here is a great SQL example:...
1
pradeepjain
by: pradeepjain | last post by:
Hii guys, I might be silly to ask this ques..but seriously i did not understand the outer join and inner join in mysql site.i understood left and right join also. can some one explain...
0
by: Charles Arthur | last post by:
How do i turn on java script on a villaon, callus and itel keypad mobile phone
0
by: ryjfgjl | last post by:
In our work, we often receive Excel tables with data in the same format. If we want to analyze these data, it can be difficult to analyze them because the data is spread across multiple Excel files...
0
BarryA
by: BarryA | last post by:
What are the essential steps and strategies outlined in the Data Structures and Algorithms (DSA) roadmap for aspiring data scientists? How can individuals effectively utilize this roadmap to progress...
1
by: nemocccc | last post by:
hello, everyone, I want to develop a software for my android phone for daily needs, any suggestions?
1
by: Sonnysonu | last post by:
This is the data of csv file 1 2 3 1 2 3 1 2 3 1 2 3 2 3 2 3 3 the lengths should be different i have to store the data by column-wise with in the specific length. suppose the i have to...
0
marktang
by: marktang | last post by:
ONU (Optical Network Unit) is one of the key components for providing high-speed Internet services. Its primary function is to act as an endpoint device located at the user's premises. However,...
0
by: Hystou | last post by:
Most computers default to English, but sometimes we require a different language, especially when relocating. Forgot to request a specific language before your computer shipped? No problem! You can...
0
Oralloy
by: Oralloy | last post by:
Hello folks, I am unable to find appropriate documentation on the type promotion of bit-fields when using the generalised comparison operator "<=>". The problem is that using the GNU compilers,...
0
agi2029
by: agi2029 | last post by:
Let's talk about the concept of autonomous AI software engineers and no-code agents. These AIs are designed to manage the entire lifecycle of a software development project—planning, coding, testing,...

By using Bytes.com and it's services, you agree to our Privacy Policy and Terms of Use.

To disable or enable advertisements and analytics tracking please visit the manage ads & tracking page.