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Tuesday, October 14, 2014


Introduction to DBMS:
• Approach to data management
• Introduction to prerequisites
• File and file system
• Disadvantages of file
• Review of database management terminology
• Database models
  • Hierarchal model
  • Network model
  • Relational model
Introduction to RDBMS:
• Feature of RDBMS
• Advantages of RDBMS over FMS ad DBMS
• The 12 rules (E.F codd’s Rules – RDBMS)
• Need for database design
• Support of normalization process for data management
  • Client server technology
  • Oracle corporation products
  • Oracle versions

Sub language commands:
• Data definition language (DDL)
• Data retrieval language (DRL)
• Data manipulation language (DML)
• Transaction control language (TCL)
• Database security and privileges (DCL)

Introduction to SQL Database Object:
• Oracle predefined data types
• DDL Commands
  • Create, alter (add,modify,rename,drop)
  • columns, drop
• Working with DML,DRL Commands
• Operators support

  • DML-Insert,update,delete
  • DQL-SELECT statements sing WHERE Clause
  • Comparison and conditional operations
  • Arithmetic and logical operations
  • Special operators – IN (NOT IN),
Built in functions:
• Arithmetic functions, character functions, date functions
• Aggregate functions, OLAP functions & general functions
Grouping the result of a query:
• Using group by and having clause of DRL statement
• Using order by clause
Working with integrity constraints:
• Importance of data integrity
• Support of integrity constraints for relating table in RDBMS
• Working with different types of integrity constraints
  • NOT NULL constraint
  • UNIQUE constraint
  • PRIMARY KEY constraint
  • FOREIGN KEY constraint
  • CHECK constraint
  • REF constraint
  • Understanding ON DELETE clause in referential integrity constraint
  • Working with composite constraint
  • Applying DEFAULT option to columns
  • Working with mujltiple constraints upon a colume
  • Adding constraints to a table
  • Dropping of constraints
  • Enabling for constraints
  • Querying for constraint information
Querying multiple table (Joins):
• Equi join/inner join/simple join
• Cartesian join
• Non-equi join
• Outer joins
• Self join

Working with sub queries:
• Understanding the practical approach to sub queries/nested select/sub select/inner
select/outer select
• What is the purpose of a sub query?
• Sub query principle and usage
• Type of sub queries
  • Single row
  • Multiple row
  • Multiple column
• Applying group functions in sub queries
• The impact of having clause in sub queries
• IN,ANY/SOME,ALL operators in sub queries
• PAIR WISE and NON PAIR WISE comparison in sub queries
• Be … aware of NULL’s
• Correlated sub queries
• Handling data retrieval with EXISTS and NOT EXISTS operators

Working with DCL,TCL commands:
• Grant, revoke
• Commit, rollback, savepoint
• SQL Editor commands
• SQL Environment settings

Maintaining database objects:
VIEWS in oracle:
• Understanding the standards of VIEWS in oracle
• Types of VIEWS
  • Relational views
  • Object views
• Prerequisites to work with views
• Practical approach of SIMPLE VIEWS and COMPLES VIEWS
• Column definitions in VIEWS
• Using VIEWS for DML operations
• In-line view
• Forced views
• Putting CHECK constraint upon VIEWS
• Creation of READ ONLY VIEWS
• Understanding the IN LINE VIEWS
• About materialized views
• View triggers
• Working with sequences
• Working with synonyms
• Working with index and clusters
• Creating cluster tables, implementing locks

Pseudo columns in oracle:
• Understanding pseudo columns in oracle
• Types of pseudo columns in oracle
Data partitions & parallels process:
• Types of partitions
  • Range partitions
  • Hash partitions
  • List partition
  • Composite partition
  • Parallel query process
• Locks
  • Row level locks
  • Table level locks
  • Shared lock
  • Exclusive lock
  • Dead lock
• SQL*Loader:
  • SQL*Loader architecture
  • Data file (Input datafiles)
  • Control file
  • Bad file
  • Discard file
  • Log file
  • .txt to bse table
  • .csv to base table
  • From more than one file to single table

• Introduction to programming languages
• Introduction to PL/SQL
• PL/SQL Architecture
• PL/SQL Data types
• Variable and constants
• Using built_in functions
• Conditional and unconditional statements
  • Simple IF,ELSIF, ELSE…IF
  • Selection case, simple case, GOTO label and EXIT
• Iterations in PL/SQL
• SQL within PL/SQL
• Composite data types (complete)
• Cursor management in PL/SQL

  • Implicit cursors
  • Explicit cursors
  • Cursor attributes
  • Cursor with parameters
  • Cursors with LOOPs
  • Cursors with sub queries
  • Ref.cursors
• Record and PL/SQL Table types

Advanced PL/SQL
Procedures in PL/SQL:
• PROCEDURE with prameters (IN,OUT and IN OUT)
• POSITIONAL Notation and NAMED Notation
• Procedure with cursors
• Dropping a procedure

Functions in PL/SQL
• Difference between procedures and functions
• User defined functions
• Nested functions
• Using stored function in SQL statements

Packages in PL/SQL:
• Creating PACKAGE specification and PACKAGE body
• Private and public objects in PACKAGE

Types of exceptions:
• User defined exceptions
• Pre defined exceptions
• SQL Error code values

Data base triggers in PL/SQL:
Types of triggers
• Row level triggers
• Statement level triggers
• DDL Triggers
• Trigger auditing

File input/output:
• PL/SQL file I/O (input/output) using UTL_FILE package

Implementing object technology
• What is object technology?
• OOPS-object instances
• Creation of objects
• Creating user defined data types
• Creating object tables
• Inserting rown in a table using objects
• Retrieving data from object based tables
• Calling a method
• Indexing abstract data type attributes

Using LOBS
• Large objects (LOBS)
• Creting tables-LOB
• Working with LOB values
• Inserting, updating & Deleting values in LOBs
• Populating lobis DBMS_LOB routines
• Using B-FILE

Using collections
• Advantages of collection
• Ref cursor (dynamic cursor)
• Weak ref cursor
• Strong ref cursor
• Nested tables VARRAYS or VARYING arrays
• Creating tables using nested tables
• Inserting, updating & deleting nested table records
• Nested table in PL/SQL

Oracle data base architecture
• Introduction to oracle database architecture
• Physical structures logical structures
• DB Memory structures background process
• 2tire, 3tire, N-tier architecture

Advanced features
• 9i joines
• New date function
• Rename column
• Inner join/natural join
• Left outer join/right outer join
• Full outer join
• Multiple inserts
• Insert all command
• Merge statement
• CASE expression of select command
• Temporary tables/global tables
• New function EXTRACT()
• Autonomous traction
• Pragma_autonomous_transaction()
• Returning into clause
• Bulk collect
• About flash back queries
• Dynamic SQL
• New 11g features

• Data base
• Table space
• Types of tablespaces
• Datafiles/se

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