MySQL DDL Commands

Posted by Adrian Wed, 20 May 2009 20:43:00 GMT

Here at Component Workshop, we like to automate the management of our database systems as much as possible. We especially like to write tools that can compare and upgrade schemas. To do this, we need to access special data-definition information that was used to create the objects in the first place. This article briefly lists the commands you can use to do this in MySQL


Oracle: limiting the number of records (like TOP n, LIMIT)

Posted by Adrian Thu, 07 May 2009 20:36:00 GMT

Fetching a limited number of rows from Oracle is much harder than SQL Server or MySQL. This article explains how to do it using a subquery and the row_number function


Oracle: Reset forgotten/unknown SYSTEM password

Posted by Adrian Thu, 07 May 2009 16:12:00 GMT

If you have forgotten the SYSTEM password for an Oracle Database Server, you can reset it by logging in to Windows as Administrator and connecting to Oracle as sysdba. This tip explains how.


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