Top "Mysql" questions

MySQL is a free, open source Relational Database Management System (RDBMS) that uses Structured Query Language (SQL).

Pentaho Data Integration SQL connection

I am using Pentaho Data Integration and I am trying to connect to my database via MySQL but when I …

mysql pentaho
How to round down to nearest integer in MySQL?

How would I round down to the nearest integer in MySQL? Example: 12345.7344 rounds to 12345 mysql's round() function rounds up. I …

mysql sql rounding
How should I store GUID in MySQL tables?

Do I use varchar(36) or are there any better ways to do it?

mysql guid uuid
Export MySQL database using PHP only

What would be a piece of PHP code for exporting a MySQL database to a .sql file? I don't have …

php mysql backup
MySQL remove all whitespaces from the entire column

Is there a way to remove all whitespaces from a specific column for all values?

mysql
MySQL: #1075 - Incorrect table definition; autoincrement vs another key?

Here is a table in MySQL 5.3.X+ db: CREATE TABLE members` ( `id` int(11) UNSIGNED NOT NULL AUTO_INCREMENT, `memberid` VARCHAR( 30 ) …

mysql primary-key auto-increment mysql-error-1075
Is there a MySQL option/feature to track history of changes to records?

I've been asked if I can keep track of the changes to the records in a MySQL database. So when …

mysql database
MySql Table Insert if not exist otherwise update

UPDATE AggregatedData SET datenum="734152.979166667", Timestamp="2010-01-14 23:30:00.000" WHERE datenum="734152.979166667"; It works if the datenum exists, but I want to insert …

mysql insert
How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?

I am trying to dump the contents of a table to a csv file using a MySQL SELECT INTO OUTFILE …

mysql sql into-outfile
Looping Over Result Sets in MySQL

I am trying to write a stored procedure in MySQL which will perform a somewhat simple select query, and then …

mysql loops stored-procedures cursor