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Oracle 10G new features:-
Automatic Database Diagnostic Monitor System Advancements- these methods will provides several methods for extracting reports through the Automatic Database Diagnostic Monitor; this functionality is only there in Oracle 10g. Automatic SQL (database) Tuning in Oracle Database 10G-this is the new features and advancements which automate and regulate the integration of SQL and oracle 9i.
Automatic Storage Management System (ASM) Oracle Database 10g - Automatic Storage Management (ASM) is a new functionality introduced through Oracle 10g to make it simple for developer the storage and administration of Oracle files and graphics.
Automatic Workload Repository System (AWR) in Oracle Database 10g - This functionality automated workload repository system (AWR) is the latest evolution of stats pack that gives the centralized information storage for all Oracle 10g self-tuning functionality with oracle 9i and SQL.
Database Security Enhancements functionality in Oracle Database 10g - Oracle 10g is having many and amendments and improvements to Virtual Private Database system (VPD), Fine Grained Auditing (FGA) and data encryption and data mining structure.
Flashback New Features and Enhancements in Oracle Database 10g-this is latest up gradation of most Usable the new and enhanced features that oracle 10G have with its functionalities of flashback technology to view your storage data, tracking your data changes and recover from emergency data loss without reverting to Log Miner or point in time recoveries which is its key role.
Apart from the features there are some differences which are below.
These are some of the differences are as follows.
Using Savepoints The scope of the savepoint is a transaction in which it is defined. The Savepoints defined in the major transaction are not related to the savepoints defined
Example of ADD CONSTRAINT in SQL Example: Alternative formulation for MAX_ENROLMENTS ALTER TABLE IS_ENROLLED_ON ADD CONSTRAINT MAX_ENROLMENTS CHECK ((SELECT COUNT (*)
Architecture The PL/SQL run-time system and compilation is a technology, not an independent product. Consider this technology as an engine that compiles and executes the PL/SQL
Example of Tables within a Table - SQL Example: Obtaining C_ER from COURSE and EXAM_MARK SELECT CourseId, CAST (TABLE (SELECT DISTINCT StudentId, Mark FROM EXAM_MARK AS EM
Interesting properties of CROSS JOIN - SQL Compare these with the "interesting properties of JOIN", CROSS JOIN is associative but not commutative. Unlike JOIN and NATURAL JOI
Initializing and Referencing Collections Until you initialize a collection, a nested table or varray is automatically null (i.e. the collection itself is null, not its elements)
Parameter Modes To define the behavior of formal parameters you use the parameter modes. The 3 parameter modes, IN, OUT, & IN OUT, can be used with any subprogram. Though, a
IS NULL Operator The IS NULL operator returns the Boolean value TRUE whenever its operand is null or FALSE if it is not null. The comparisons including the nulls always yield NU
Fetching with a Cursor The FETCH statements retrieve the rows in the result set one at a time. After each and every fetch, the cursor advance to the next row in the result set
Logical Operators The logical operators AND, NOT, and OR follow the tri-state logic shown in table below. The AND and OR are binary operators; NOT is a unary operator.
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