Oracle

prophesier placement paper 7 oracle 7 Concepts and computer architecture entropybase Structures. 1. What argon the comp unit of measurementynts of Physical database social organisation of Oracle informationbase?. ORACLE database is comprised of terce types of files. One or more than Data files, two are more Redo Log files, and one or more Control files. 2. What are the components of licit database structure of ORACLE database? Tablespaces and the Databases dodge Objects. 3. What is a Tablespace? A database is divided into Logical Storage social building block called tablespaces. A tablespace is apply to grouped related logical structures together. 4. What is corpse tablespace and When is it Created? Every ORACLE database contains a tablespace named SYSTEM, which is automatically created when the database is created. The SYSTEM tablespace constantly contains the data dictionary tables for the entire database. 5. Explain the relationship amo ng Database, Tablespace and Data file. Each databases logically divided into one or more tablespaces One or more data files are explicitly created for each tablespace. 6. What is schema? A schema is collection of database objects of a User. 7. What are arrangement Objects ? scheme objects are the logical structures that at a metre refer to the databases data.

Schema objects include tables, faces, sequences, synonyms, indexes, clusters, database triggers, procedures, functions packages anddatabase links. 8. Can objects of the same Schema reside in different tablespaces.? Yes. 9. Can a Tablespace guide objects from different Schemes ? Yes.! 10. what is Table ? A table is the basic unit of data storage in an ORACLE database. The tables of a database hold out all of the user accessible data. Table data is stored in rows and columns. 11. What is a quite a little ? A raft is a realistic table. Every view has a test attached to it. (The Query is a SELECT statement that identifies the columns and rows of the table(s) the view uses.) 12. Do View contain Data ? Views do not contain or...If you demand to get a full essay, nightclub it on our website: OrderCustomPaper.com

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