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0 votes
1 answer
2k views

Get all childs by parent id using JOIN

I have a table representing the family tree. It has fields ID, NAME, LEVEL, PARENT_ID. And the column PARENT_ID is the foreign key and refers to column ID of this table. How can I get a list of ...
Mike Brown's user avatar
0 votes
1 answer
42 views

Sql Query For my case

I Have table in format mentioned below USER_ID ORDER 1 0 1 1 1 2 1 3 2 0 2 1 2 3 3 0 3 2 I want to find list of user id whose ordering ...
Sheldon Cooper's user avatar
3 votes
4 answers
871 views

Handling Deletes/Inserts/Select in a huge table

I have a dating website. In this website I used to send daily 10 photo matches to a user and store them in the structure as SENDER RECEIVER 11 1 12 1 13 1 14 1 I maintain two ...
chicharito's user avatar
  • 1,087
0 votes
1 answer
223 views

Formatting 11/16/2002 12:00:00 PM to date time stamp in MySQL

How do I change this format "11/16/2002 12:00:00 PM" to something that MySQL will understand without using PHP? I've tried SELECT CONVERT('11/03/2002 02:45:33 PM', DATETIME) AS datetime; and I ...
Brad's user avatar
  • 2,237
5 votes
2 answers
2k views

How to Import database, update products that have changed, delete products that have been removed

I'm "ok" at basic MySQL, but this is "WAY OVER MY HEAD"! Objectives: Import database update products that have changed delete products that have been removed Quickly and efficiently The database ...
Brad's user avatar
  • 2,237
0 votes
1 answer
253 views

how to get row when change in column data

I have following table Id | Status | date ------------------- 1 | Onsite |2007 2 | Onsite |2008 3 | Onsite |2009 4 | Abroad |2010 5 | Abroad |2011 6 | Onsite |2012 7 | Abroad |2013 8 ...
Vipul's user avatar
  • 836
0 votes
1 answer
145 views

GROUP BY date with no leaks SQL on MySQL 5.1 [duplicate]

Possible Duplicate: What is the most straightforward way to pad empty dates in sql results (on either mysql or perl end)? Create Table: CREATE TABLE `trb3` ( `value` varchar(50) default NULL, ...
freddiefujiwara's user avatar