473,560 Members | 2,965 Online
Bytes | Software Development & Data Engineering Community
+ Post

Home Posts Topics Members FAQ

SQL query problem...

have a problem with sql query (mysql 3.23)...

Two tables: groups and topics.
Groups table can be like that:

GroupID | Groupname

Topics table:

TopicID | Topicname | GroupID (foreign key from groups table)

Now want to select list of all the groups together with their topics

E.g.

Group1 Topic1
Group1 Topic2
Group2 Topic3
Group3 Topic4
Group3 Topic5
Group3 Topic6

....and max number of topics returned for each group is 3.
Jul 20 '05 #1
0 1215

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

Similar topics

13
2721
by: Wescotte | last post by:
Here is a small sample program I wrote in PHP (running off Apache 1.3.31 w/ PHP 5.0.1) to help illustrates problem I'm having. The data base is using DB2 V5R3M0. The client is WinXP machine using the iSeries Client Access Driver ver 10.00.04.00 to connect to the database. The problem is that executing the exact same SQL select statement more...
3
3038
by: Brian Oster | last post by:
After applying security patch MS03-031 (Sql server ver 8.00.818) a query that used to execute in under 2 seconds, now takes over 8 Minutes to complete. Any ideas on what the heck might be going on? I have tested this extensively and can say for certain that installing this hot fix is what has caused the performance problem. I just don't...
1
6168
by: Jeff Blee | last post by:
I hope someone can help me get this graph outputing in proper order. After help from Tom, I got a graph to display output from the previous 12 months and include the average of that output all in the one graph. The output was in the order of the months, but after unioning with the averages SQL code, the order is lost. Below is the full sql...
8
6444
by: Adam Louis | last post by:
I would like help resolving this problem. I'm a novice who's been hired to query a hospital database and extract useful information, available to me only in a dynamically generated, downloadable .mdb. The query below query runs correctly and without error, but any attempt to save it causes Access to crash without a message, leaving the .ldb...
6
29929
by: Martin Lacoste | last post by:
Ok, before I headbutt the computer... don't know why when I add criteria in a query, I get an 'invalid procedure call'. I also don't know why after searching the help in access, the various access newsgroups, the access support centre, I can seem to find no similar situation. I am not using any references, or VBA at all in the first place....
4
7736
by: Apple | last post by:
1. I want to create an autonumber, my requirement is : 2005/0001 (Year/autonumber), which year & autonumber no. both can auto run. 2. I had create a query by making relation to a table & query, but I can't update record in query or in form. I believe the problem is due to the source query. In source query, there is a filter to show the...
11
3132
by: Andy_Khosravi | last post by:
My problem: I'm having trouble with a query taking much too long to run; a query without any criteria evaluating only 650 records takes over 300 seconds to run (over the network. On local drive takes 120 seconds). The Setup: I'm running Access 97 non-developer edition. I have exactly zero other tools to use and no way to change that =(. ...
4
4287
by: Konrad Hammerer | last post by:
Hi! I have the following problem: I have a query (a) using another query (b) to get the amount of records of this other query (b), means: select count(MNR) as Number from Jahrbuch_Einzelversand_Komplett (while Jahrbuch_Einzelversand_Komplett is a query itself)
4
3117
by: Stan | last post by:
I am using MS Office Access 2003 (11.5614). My basic question is can I run a query of a query datasheet. I want to use more that one criteria and can not get that query to work. I thought I might be able to accomplish the results in two steps by using two queries. If this is possible how can I do it? Thank you, Stan Hanna
2
9827
by: existential.philosophy | last post by:
This is a new problem for me: I have some queries that open very slowly in design view. My benchmark query takes about 20 minutes to open in design view. That same query takes about 20 minutes to open in datasheet view. As an experiment, I deleted all rows in all tables; after that, the query took only seconds to open in both design view...
0
7635
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, people are often confused as to whether an ONU can Work As a Router. In this blog post, we’ll explore What is ONU, What Is Router, ONU & Router’s main...
0
7556
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 effortlessly switch the default language on Windows 10 without reinstalling. I'll walk you through it. First, let's disable language...
0
7845
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, it seems that the internal comparison operator "<=>" tries to promote arguments from unsigned to signed. This is as boiled down as I can make it. ...
0
8068
jinu1996
by: jinu1996 | last post by:
In today's digital age, having a compelling online presence is paramount for businesses aiming to thrive in a competitive landscape. At the heart of this digital strategy lies an intricately woven tapestry of website design and digital marketing. It's not merely about having a website; it's about crafting an immersive digital experience that...
0
6193
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, and deployment—without human intervention. Imagine an AI that can take a project description, break it down, write the code, debug it, and then...
0
5176
by: conductexam | last post by:
I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one. At the time of converting from word file to html my equations which are in the word document file was convert...
0
3607
by: TSSRALBI | last post by:
Hello I'm a network technician in training and I need your help. I am currently learning how to create and manage the different types of VPNs and I have a question about LAN-to-LAN VPNs. The last exercise I practiced was to create a LAN-to-LAN VPN between two Pfsense firewalls, by using IPSEC protocols. I succeeded, with both firewalls in...
0
3589
by: adsilva | last post by:
A Windows Forms form does not have the event Unload, like VB6. What one acts like?
1
1171
muto222
by: muto222 | last post by:
How can i add a mobile payment intergratation into php mysql website.

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.