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INFORMATICA TRAINING IN CHENNAI


Best Institute for Informatica Training in Chennai provided by Real time working Experts. Informatica Training, ETL Tool Training, Data Modeling Training, Informatica Training with real-world ETL process implementations organized in Informatica training classes. 
Greens Technology in Adyar is the Best Informatica training institute in Chennai offers Hands-On Informatica courses in Chennai with Job Placement by ETL professionals having Informatica projects experience using ETL and Business Intelligence for more than 10 years. All our sessions are completely practical and interactive paired with Realtime Methodologies, Project Scenarios and Case studies exclusively on Informatica.


INFORMATICA TRAINING COURSE CONTENT


ANALYTIC SQL FOR DATA WAREHOUSING



  • Course Objectives, Course Agenda and Class Account Information

  • Describe the Schemas and Appendices used in the Lesson

  • Overview of SQL*Plus Environment

  • Overview of SQL Developer

  • Overview of Analytic SQL

  • Oracle Database SQL and Data Warehousing Documentation


Grouping and Aggregating Data Using SQL



  • Generating Reports by Grouping Related Data

  • Review of Group Functions

  • Reviewing GROUP BY and HAVING Clause

  • Using the ROLLUP and CUBE Operators

  • Using the GROUPING Function

  • Working with GROUPING SET Operators and Composite Columns

  • Using Concatenated Groupings with Example


Hierarchical Retrieval



  • Using Hierarchical Queries

  • Sample Data from the EMPLOYEES Table

  • Natural Tree Structure

  • Hierarchical Queries: Syntax

  • Walking the Tree: Specifying the Starting Point

  • Walking the Tree: Specifying the Direction of the Query

  • Using the WITH Clause

  • Hierarchical Query Example: Using the CONNECT BY Clause


Working with Regular Expressions



  • Introducing Regular Expressions

  • Using the Regular Expressions Functions and Conditions in SQL and PL/SQL

  • Introducing Metacharacters

  • Using Metacharacters with Regular Expressions

  • Regular Expressions Functions and Conditions: Syntax

  • Performing a Basic Search Using the REGEXP_LIKE Condition

  • Finding Patterns Using the REGEXP_INSTR Function

  • Extracting Substrings Using the REGEXP_SUBSTR Function


 

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