Overview
Prerequisites
Delegates will learn how to
- appreciate the latest on-line schema enhancements
- understand the concept and usage of versioning and pending definition changes
- appreciate the enhanced facilities to manage partitioned data
- identify the need for and definition of distinct data types, user-defined functions, triggers and stored procedures
- describe how large object and XML data is defined and held
- understand the concept and use of in-line LOB data
- understand the recovery implications of LOB and XML data
- appreciate the need for and use of specialised table types including materialized query, clone, temporal and archive tables
- understand how row and column level security may be achieved using multi-level security, row permissions and column masks.
Outline
Enhanced ALTER statement; altering data types; altering index keys; altering tablespace types and attributes; restrictions on altering objects; impact of altering objects; pending definition changes; versioning; reclaiming versions.
Partition ManagementIndex defined vs table defined partitioning; adding new partitions; rotating partitions; changing partition boundaries; rebalancing partitions; impact on user tasks.
Distinct Data TypesNeed for distinct types; defining and using distinct types; distinct type security.
User-defined FunctionsNeed for user defined functions (UDFs); sourced, external and SQL functions; defining UDFs; using UDFs in SQL; UDF security.
TriggersUse of triggers; before, after and 'instead of' triggers; defining triggers; trigger cascading.
Stored ProceduresNeed for stored procedures; stored procedure environment; external procedures; native SQL procedures; coding and defining stored procedures; stored procedure security.
Large Object & XML Data TypesLarge object data; relationship between base and auxiliary tables; defining large objects; large object locking considerations; large object logging and recovery considerations; in-line LOB data; XML data support; XML data model; XML data storage; Indexing XML data; XML data backup & recovery considerations.
Specialised Table TypesMaterialized Query Tables (MQTs); defining MQTs; converting existing tables; populating MQTs; Automatic Query Rewrite (AQR); defining and using clone tables; clone table limitations; exchanging data with clone table; defining and using temporal tables; defining and using archive tables.
Row & Column Level Access ControlMulti-level security concepts; security labels; row-level security granularity; effect of multi-level security on data manipulation language statements; row and column access control; row permissions; column masks.
Hands-on ExercisesHands-on exercises complement the course material to assist in full understanding of the subject matter.
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