What are the major activities in Database Testing?

The major activities in Database testing includes,
Checking the Data Validity
Checking the Data Integrity
Checking the Performance related to Database
Checking the Security Aspects

The aspects to be considered in Database Schema testing are,
Checking the Databases and Devices
Checking the Tables, Fields, Constraints, Defaults
Checking the Keys and Indexes
Checking the Stored procedures & Packages
Checking the Error messages
Checking the Triggers - Update, Insert, Delete
Checking the Schema comparisons