Duration : 6 weeks
PROJECTS : 2 Projects along with remote login facility. Documentation and assistance for resume preparation is provided. Placement assistance is also provided.
RDBMS
- Introduction to RDBMS and first three normalization rules
- Introduction to SQL
- DDL, DML, DCL
- Where Clause
- Joins
- Group operations
- Sub queries
- Set operations
- Decode and case
- SQL*PLUS
- SQL LOADER
DATA WAREHOUSING CONCEPTS
- Entity-Relationships
- OLTP,
- OLAP,
- Data Warehousing
- Data Mart,
- Data staging
- Data Warehousing vs. Data Marts
- Advantages of Data Warehousing
- Ad-hoc Access vs. Managed Query
- Data Modeling Techniques
- Examples and exercises
- OLAP Tools & Techniques
- Data Extraction Techniques
- Data Extraction Tools
- Dimensional data model
- Fact table
- Lookup table
- Star Schema and Snowflake Schema
- Slowly Changing Dimension Type1 Type 2: Type 3:
- Conceptual Data Model
- Logical Data Model
- Physical Data Model
- Bill Inmon vs. Ralph Kimball:
- Meta data
- Business intelligence
- Aggregates
- Cubes
- Dimensions
- Measures,
- Slice and dice
- Hierarchy
- Drill down
INFORMATICA
-
Introduction to Data Warehousing (Dimensional modeling,Star/snowflake,Facts,Dimensions,SCDs etc)
- Understanding the scope of Data warehouse project
- Data warehouse Architecture and Design
- Real Time DW Project Architecture
- Different People involved in a DW team(and their roles like DW Architect, Business Analyst, Developer, Tester, Reports, DBA’s.)
- Informatica and Data warehousing
- Informatica Architecture
- ETL with Informatica
- Informatica Suite Components
- Informatica Designer
- Workflow Monitor
- Source Analyzer
- Warehouse Designer
- Mapping Designer
- Mapplets Designer
- Transformations in Informatica
- Importing sources and Targets
- Source Qualifier Transformation
- Filter Transformation
- Expression Transformation
- Aggregator Expression
- Router Transformation
- Lookup Transformation
- Rank Transformation
- Sequence Generator
- Creating, Configuring and Linking Ports
- Joiner Transformation
- Sorter Transformation
- Using Informatica Manager
- Creating Repository
- Managing the Repository
- ODBC DSN creation
- Designing the ETL
- Understanding The After-Design Scenario
- Specifying the Database Connections
- Advanced Informatica
- Repository Security
- Managing Groups
- Managing Users
- Managing Privileges
- Changing password
- Folder Permission
- Backup & Restore
- Troubleshooting Informatica
- Understanding Jobs and Scheduler
- Other topics like parameter files, Partitioning.
- Various types of testing done in Data warehousing (Unit, Integration, System,UAT)
- Real time Implementation Incremental loads.etc)
- Performance and Tuning(Various Bottle necks and so on)
- Interview Question
HITECHBASE Services
Bridge the gap between concept and reality
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