MS SQL Server
SQL Server, SQL Server Integration Services, Reporting Services, Analysis Services, Replication
Transact SQL, stored procedures, triggers, functions, indexes, views, roles, users, DTS, XML, Performance monitoring and optimization

ORACLE
PL/SQL, stored procedures, triggers, functions, indexes, views, roles, users
Performance monitoring and optimization

MS Access
Queries, indexes, users, groups, forms, reports, macros

LDAP
Protocol, query language, MS Active Directory

MySQL
SQL language, tables, indexes
Performance monitoring and optimization