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More find mysql fragmented tables related news:
Defragmentation of multiple databases in Mysql onaxer.com 13 May 2012 | 05:25 pm
What does table fragmentation mean? This means that there is free data taking up space within each of these tables. This can eventually lead to storage and performance issues. As our database keep gro...
Write about the operations supported by indexes in MySQL eduquiz.info 25 Apr 2012 | 11:24 pm
Indexes are used to find rows with specific column values quickly. Without an index, MySQL must begin with the first row and then read through the entire table to find the relevant rows. The larger th...
Finding the Nth Highest Salary from table vijayk.wordpress.com 2 Jun 2007 | 05:41 pm
This is the most common question asked in every interview for the database. As I am more familiar with mysql , Its so simple with the following query SELECT * FROM employee ORDER BY salary DESC LIMIT...
5 MySQL tricks you may not know thingsilearn.wordpress.com 16 Sep 2009 | 02:55 pm
1. Produce terminal-friendly output Occasionally you may be using the command line and find yourself limited by the size of either the table you’re getting results from or by the size of the terminal...
MySQL find last digit = number example SQL mysql-tips.blogspot.com 17 Apr 2005 | 10:49 pm
select address from $db.$table where ascii(right(address, 1)) >= 48 and ascii(right(address, 1))
Getting the recent one month or year records from MySQL table blog.rakcha.com 7 Jul 2007 | 08:19 pm
Some time we have to collect last 7 or 15 days or X days (or month, year or week) data from MySQL table. For example let us find out who are the new members joined in our forum in last week. One shop ...
Group by date from a datetime or timestamp field in Mysql dscripts.net 15 Dec 2010 | 06:01 am
This is a simple but greatly useful mysql query. You can use it to find all the dates even with time included in datetime or timestamp field. The table REGISTRATION_NO EXAM_ROLL DATE 2010231001 ...
ODBC Linked Tables With Access 2007 & Windows7 mnshankar.wordpress.com 25 Sep 2012 | 05:26 pm
I find MS Access to be a convenient tool to interface with most relational database engines (most notably, MySQL and MSSQL). I am much more productive navigating through linked tables in Access and wr...
MySQL BigInt ID Generation and Friendly URLs cloudcomputingetc.com 20 Oct 2012 | 06:21 pm
On my quest to find the best way to generate a numerical BigInt id for my MySQL primary key rows for some of my tables. I don't want to rely on the internal clock. I DO care about how the URL of my si...
MySQL COUNT(*) VS PHP mysql_num_rows superiorwebsys.com 6 Dec 2012 | 11:42 pm
Here is the question of the day: What is faster way to get total number of records in the table? Answer is COUNT(*), is much faster, below you will find the test that we performed and detailed result ...
