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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.
Relational Algebra - SQL It describes some operators, that together constitute an algebra that is not only relationally complete but also irreducibly so (very nearly- apart f
Packaging Cursors You can split a cursor specification from its body for placement in a package. In that way, you can change the cursor body without changing the cursor spec
BETWEEN and NOT BETWEEN Operator in SQL Example: Restricting exam marks to between 0 and 100 CREATE ASSERTION Marks_between_0_and_100 CHECK (NOT EXISTS (SELECT * FROM
Using Subqueries A subquery is a query (typically enclosed by parentheses) that appears within another SQL data manipulation statement. If evaluated, the subquery gives a va
Declarations in SQL Your program stores values in the variables and constants. As the program executes, the value of the variables can change, but the values constants cannot.
Example of Foreign Key Constraint Example: Alternative formulation for 6.3 as a foreign key constraint ALTER TABLE EXAM_MARK ADD CONSTRAINT Must_be_enrolled_to_take_exam
Example of Using Aggregation on Nested Tables Example: How many students sat each exam WITH C_ER AS (SELECT CourseId, CAST (TABLE (SELECT DISTINCT StudentId, Mark FROM EXAM
Use of Table Comparisons - SQL Table comparisons where it is noted that although table expressions cannot be compared, we have TABLE (t) to convert a table expression t into
Ending Transactions A good quality programming practice is to commit or roll back every transaction explicitly. Whether you rollback or issue the commit in your PL/SQL program
Third Step at defining type SID in SQL CREATE DOMAIN SID AS VARCHAR(5) CHECK ( VALUE IS NOT NULL AND SUBSTRING(VALUE FROM 1 FOR 1) = 'S' AND CAST('+'||SUBSTRING(VALUE
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