Still celebrating National IT Professionals Day with 3 months of free Premium Membership. Use Code ITDAY17


mysql joining table with itself

Posted on 2013-01-28
Medium Priority
Last Modified: 2013-01-29
Hi , what is wrong with this syntax:

  SELECT a.*,  b.* FROM   'pages`  a 
 left join  'pages'  b  on (b.parent_id =  

WHERE a.parent_id = 1

Open in new window

Question by:sniger
Welcome to Experts Exchange

Add your voice to the tech community where 5M+ people just like you are talking about what matters.

  • Help others & share knowledge
  • Earn cash & points
  • Learn & ask questions
LVL 21

Expert Comment

by:Tapan Pattanaik
ID: 38830022
SELECT a.*,  b.* FROM   'pages'  a
 left join  'pages'  b  on b.parent_id =

WHERE a.parent_id = 1

Assisted Solution

guvera earned 1000 total points
ID: 38830023

Just remove the single code in pages and check it. Also look the below link. Hope it may helpful to you,224134,224140#msg-224140

LVL 21

Expert Comment

by:Tapan Pattanaik
ID: 38830028
SELECT a.*,  b.* FROM   'pages'  a
 left join  'pages'  b  on b.parent_id =

WHERE b.parent_id = 1
Moving data to the cloud? Find out if you’re ready

Before moving to the cloud, it is important to carefully define your db needs, plan for the migration & understand prod. environment. This wp explains how to define what you need from a cloud provider, plan for the migration & what putting a cloud solution into practice entails.

LVL 35

Expert Comment

by:Robert Schutt
ID: 38830062
Use backticks consistently to quote table names or leave them out altogether.
 SELECT a.*,  b.* FROM   `pages`  a 
 left join  `pages`  b  on (b.parent_id =  
 WHERE a.parent_id = 1

Open in new window

LVL 19

Expert Comment

by:Bhavesh Shah
ID: 38830416
try this
SELECT a.*,  b.* 
FROM   pages a left join  pages  b  
on (b.parent_id =  
WHERE a.parent_id = 1

Open in new window

LVL 32

Accepted Solution

awking00 earned 1000 total points
ID: 38831522
You have 'pages` a with a leading quote and an ending back quote and 'pages' b with both a leading and ending quote.

Featured Post

Survive A High-Traffic Event with Percona

Your application or website rely on your database to deliver information about products and services to your customers. You can’t afford to have your database lose performance, lose availability or become unresponsive – even for just a few minutes.

Question has a verified solution.

If you are experiencing a similar issue, please ask a related question

If you have heard of RFC822 date formats, they can be quite a challenge in SQL Server. RFC822 is an Internet standard format for email message headers, including all dates within those headers. The RFC822 protocols are available in detail at:   ht…
Occasionally there is a need to clean table columns, especially if you have inherited legacy data. There are obviously many ways to accomplish that, including elaborate UPDATE queries with anywhere from one to numerous REPLACE functions (even within…
Video by: ITPro.TV
In this episode Don builds upon the troubleshooting techniques by demonstrating how to properly monitor a vSphere deployment to detect problems before they occur. He begins the show using tools found within the vSphere suite as ends the show demonst…
Add bar graphs to Access queries using Unicode block characters. Graphs appear on every record in the color you want. Give life to numbers. Hopes this gives you ideas on visualizing your data in new ways ~ Create a calculated field in a query: …

722 members asked questions and received personalized solutions in the past 7 days.

Join the community of 500,000 technology professionals and ask your questions.

Join & Ask a Question