Schema might outphase DTD. XML shemas are in XML. XML Schema has a lot of built-in data types including xs:string,xs:decimal,xs:integer,xs:boolean,xs:date ,xs:t...
Star Schema : Star Schema is a relational database schema for representing multimensional data. It is the simplest form of data warehouse schema that contains...
RDBMS Schema
* Used for OLTP systems
* Traditional and old schema
* Normalized
* Difficult to understand and navigate
* Cannot solve extract and complex pr...
Star schema contains the dimesion tables mapped around one or more fact tables.
It is a denormalised model.No need to use complicated joins.Queries results fas...
Star schema
A single fact table with N number of Dimension
Snowflake schema
Any dimensions with extended dimensions are know as snowflake schema
star schema...
Schema objects are the logical structures that directly refer to the database's data. Schema objects include tables, views, sequences, synonyms, indexes, cluste...
Abstract schema is part of an entity bean's deployment descriptor which defines the bean's persistent fields and their relationship. Abstract schema is specifed...
Schemas can be included inside of XML file is called Inline Schemas.This is usefulĀ when it is inconvenient to physically seprate the schema and the XML docume...