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Bitmap Join Indexes -
This feature will increase the performance and detains the size and format of your databases in data Character Semantics and Globalization-This feature enable in prevention of storage problems that are associated with multi-byte characters sets by using character semantics while defining table columns in data.
Data Guard-As this feature is there in every database Oracle9i Data Guard is the new name for in technology advancements ofOracle8i which Standby Database inception of a large number of new advance features.
Export and Import Enhancements in Oracle9i-this is the unique feature that is there in oracle 9I to export and import enhancement through Oracle 9i, See what new functionality has been incorporated into the Export and Import utilities in Oracle9i. Flashback Query-this feature will allow the adept and rational view of the data at an earlier or any point in time.
High Availability Enhancements in Oracle9i-By advancing the ability it detains downtime for users by adopting the new high availability features of Oracle9i.
Index Organized Table (IOT) Enhancements in Oracle9i-It gives developer a better support for secondary indexes and much improved online maintenance as heap tables.
Apart from those above, other new features are below. They are list of differences that oracle 10g have in contrast to 9i
In 2005 after the successful of oracle 19G oracles released another variant of oracle 10 G that is Oracle 10G release 2.
This is also having some alluring and unique features than oracle 10G relase1
Projection in SQL - correct version Student StudentId is enrolled on some course. SELECT DISTINCT StudentId FROM IS_ENROLLED_ON In more complicated examples it is someti
PITS Depressions in secondary cell wall is called pit. A pit present on the free cell wall surface without its partner is called Blind pit. It consists of 2 parts -
Read-Only Operator (+) - SQL The term read-only operator to the mathematical term function. Here I just need to add that the SQL standard reserves the term function for read-
Assigning and Comparing Collections One collection can be assigned to other by an SELECT, INSERT, UPDATE, or FETCH statement, an assignment statement, or by a subprogram call. A
Literals A literal is an explicit numeric, string, character, or Boolean value not represented by an identifier. Numeric literal 147 and the Boolean literal FALSE are some of
Parameter and Keyword Description: record_type_name: This identifies the user-defined type specifier that is used in the subsequent declarations of the records. NOT N
Effects of NULL in Table Literal When a VALUES expression appears as the source value for an SQL INSERT statement, the key word NULL can appear as a field value, such that for
Creating and Destroying Base Tables: Example shows an SQL command to create the base table counterpart of the ENROLMENT variable Example Creating a base table. CREATE T
Using Operator VALUE: As you may expect, the operator VALUE returns the value of an object. The VALUE takes its argument a correlation variable. For illustration, to return a
Semidifference and NOT - SQL In this section first describe the relational difference operator, named MINUS. Example here shows SQL's closest counterpart of that operator.
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