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
• About SQL&SQL*PLUS
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
- Set operators (UNION, UNION ALL, INTERSECT, MINUS)
- Special operators – IN (NOT IN),
- BETWEEN (NOT BETWEEN), LIKE (NOT LIKE), IS NULL (IS NOT NULL)
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
- CURRVAL and NEXTVAL
- LEVEL
- ROWID
- ROWNUM
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
PL-SQL
• 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
- Simple LOOP,WHILE LOOP,FOR LOOP and NESTED LOOPS
• 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:
• STORED PROCEDURES
• 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
EXCEPTIONS in PL/SQL:
Types of exceptions:
• User defined exceptions
• Pre defined exceptions
• RAISE_APPLICATION_ERROR
• PRAGMA_AUTONOMOUS_TRANSACTION
• 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
• NVL2(), NULLIF(), COALESCE()
• 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
DBA CONCEPTS
• Data base
• Table space
• Types of tablespaces
• Datafiles/se
