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https://krishanjaglan.blogspot.com/2010/07/configure-schema-to-support-star.html
Configure a schema to support a star transformation query. The star schema is perhaps the simplest data warehouse schema. It is called a star schema because the entity-relationship diagram of this schema resembles a star, with points radiating from a central table.
http://www.dbajunior.com/configure-a-schema-to-support-a-star-transformation-query/
Configure a Schema to Support a Star Transformation Query; Configure and Manage Distributed Materialized Views; Configure and Use Parallel Execution for Queries; Configure Archivelog Deletion Policy for the Dataguard Configuration; Configure ASM for the shared disks and create a clustered database; Configure Baseline Templates; Configure ...
https://docs.oracle.com/cd/B28359_01/server.111/b28313/schemas.htm
One data warehouse schema model is a star schema. The sh sample schema (the basis for most of the examples in this book) uses a star schema. However, there are other schema models that are commonly used for data warehouses. The most prevalent of these schema models is the third normal form (3NF) s chema.
https://www.dbarj.com.br/en/2015/06/ocm-11g-preparation-configure-a-schema-to-support-a-star-transformation-query/
OCM 11g Preparation - Configure a schema to support a star transformation query By DBA RJ in OCM 11g Preparation Star transformation can be really useful in DW environments, where you have your tables divide into dimensions and facts.
https://blogs.oracle.com/optimizer/optimizer-transformations:-star-transformation
Nov 04, 2010 · The Star Schema is so called because the data model diagram resembles a star. The center of the star consists of one or more fact tables and the points of the star are the dimension tables. The basic idea of this transformation is to steer clear of using a full table scan access method on large tables, referred to as fact tables in the Star Schema.
https://asktom.oracle.com/pls/asktom/f?p=100:11:::::P11_QUESTION_ID:4632159445946
We are developing a query tool for star schema type of data warehouse. Our sales manager wants our application to get 7 seconds response time for ad hoc queries for summurizing 50 million rows - WITHOUT using aggregates (materialized views).
https://www.batmunkh.net/t/configure-a-schema-to-support-a-star-transformation-query/158
Datawarehouse идэвхжүүлэхийн тулд дараах параметруудыг ашиглана. cursor_space_for_time=TRUE. db_cache_size=XXX
https://gerardnico.com/db/oracle/star_transformation
The end user never needs to know any of the details about the star transformation. Oracle's query optimizer automatically chooses the star transformation where appropriate. The star transformation is a query transformation aimed at executing star queries efficiently. Oracle processes a star query using two basic phases.
https://community.oracle.com/thread/3889981
Jan 25, 2016 · From what I'm reading it looks like star schema contains one fact table and can have multiple tables pointing. to the fact table as FK's. One question is that are star schemas enabled at schema level or does it have to be at the database level by making star_transformation_enabled='TRUE' in …
https://www.rittmanmead.com/blog/2008/12/so-how-to-star-transformations-actually-work/
Dec 27, 2008 · So, to me that answers the questions "what does a star transformation actually do?" (it rewrites your query so that the fact table can be filtered using a logical AND of the bitmap indexed dimension key columns), and it also explains what's going on in a star transformation explain plan compared to a regular explain plan.
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