Database

Great presentation from Lisa Gardner from a SQL admin point of view … frienemies
http://blogs.msdn.com/b/sqlgardner/archive/2013/06/12/presentation-from-dayspug.aspx

2013

Database Types and Descriptions
http://technet.microsoft.com/en-us/library/cc678868(v=office.15).aspx
Manage databases in SharePoint 2013
http://technet.microsoft.com/en-us/library/cc825329(v=office.15)
Best Practices
http://technet.microsoft.com/en-us/library/hh292622

2010

Database Types and Descriptions
http://technet.microsoft.com/en-us/library/cc678868(v=office.14).aspx
Database management (SharePoint Server 2010)
http://technet.microsoft.com/en-us/library/cc825329(v=office.14)
Database maintenance for SharePoint 2010 Products
http://technet.microsoft.com/en-us/library/cc262731(v=office.14).aspx
Brad’s Sure DBA Checklist
https://www.simple-talk.com/sql/database-administration/brads-sure-dba-checklist/

Migrating SharePoint Database Instance to Another Server
http://thuansoldier.net/?p=2891

Old

Database types and descriptions (Office SharePoint Server)
http://technet.microsoft.com/en-us/library/cc678868(v=office.12).aspx

Stored Procedures (2003)
http://msdn.microsoft.com/en-us/library/dd587558(v=office.11).aspx