DATA ANALYST – COMBO (SQL + Advanced XL + Python For Data Analyst + Power BI )

SQL + Advanced XL + Python For Data Analyst + Power BI 

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Oracle 12c SQL 

SQL Basic: 

[1] Introduction to Oracle DB 12c 

Oracle Database 12c: Focus Areas, Fusion Middle-ware, Oracle Cloud, Services, Deployment Methods, RDBMS, Data Model, ER Diagram, Relation DB Terminology, SQL Statements and Development Environment, HR Schema Tables, DB Documentation. 

[2] Retrieving Data using SQL SELECT statement 

Basic Select Statement, Arithmetic Expression, Defining Null values, Concatenation Operator & Literal, Duplicate Rows, Displaying table structure. Practice Overview. 

[3] Restricting & Sorting Data 

Use of Where clause, Character Strings & Date Data, Comparison, Logical, Range, Pattern, & Other operators, Rules Precedence, Order By Clause, Substitution variables. Practice Overview 

WEEK-02

[4] Single Row Function & Customized Output 

SQL function, Single Row Function, Character/Case Functions, Number Functions, Nesting Function, Date Functions etc. Practice Overview. 

[5] Conversion & Conditional Expressions 

Conversion Function, Implicit/Explicit Data Conversion, General Function with covering NVL, NVL2, NULLIF, COALESCE, Conditional Expression with Decode function and Case Expression. Practice Overview. 

[6] Reporting Aggregated Data using Group Function 

Usages of Group function, Nesting Group Function, Creating Group Data, Restricting group data using Having Clause. Practice Overview. 

[7] Displaying Data from Multiple Tables using Join 

Type of Joins, Explaining with Natural Join, Using Clause, On Clause, SQL 99 Syntax, Three-Way Join, Self Join, NonEqui Join, Inner Versus Outer Join, Cross Join etc. Practice overview. 

WEEK-03 

[8] Using Sub-queries to solve queries 

Scenario to use Sub-query, Rules for Sub-queries, Type of Sub-queries, Single Row Sub-queries and Multi Row Sub-queries. Null value in Sub-query etc. Practice Overview.

SQL Advanced: 

[9] Using Set Operator 

Set Operator Rules, Covering Set Operator as UNION, UNION ALL, INTERSECT, MINUS etc. Practice Overview. 

[10] Managing Tables using DML      Statements 

Data Manipulation Language, Covering INSERT, UPDATE, DELETE & DB Transaction control using COMMIT, ROLLBACK, SAVEPOINT. Use of For update clause in SELECT Statement. 

[11] Introduction to Data Definition Language 

Database Object, Naming Rules, Various Data Types, CREATE TABLE statement, Constraint guidelines, Defining constraints as NOT NULL, UNIQUE, PRIMARY KEY, FOREIGN KEY & CHECK etc. ALTER TABLE, DROP TABLE Statement. Create Table using Sub-query. Practice Overview. 

WEEK-04 

[12] Introduction to Data Dictionary Views

Data Dictionary Structure, How to use Data Dictionary, USER_OBJECTS, ALL_OBJECT, USER_CONSTRAININTS. TABLE Information, Column Information etc. Practice overview.

[13] Creating Sequence, Synonyms & Indexes 

Importance of Sequence, Synonyms & Indexes. Defining Sequence, Synonyms & Indexes & DROP statement etc. Practice overview. 

[14] Creating Views

What’s View? Advantage of Views, CRETAE Simple & Complex views, Rules for performing DML operation on views. Modifying & Removing a view etc. Practice Overview. 

[15] Retrieving Data by using Sub-Query 

Multiple Column Sub-query, Column Comparison, Pair & Non Pair Sub-queries, Scalar  Sub queries, Co-related Sub-queries, Use of WITH clause. Practice Overview.

Advanced Excel 

1. Getting Started with Excel

• Understanding the Excel Interface
• Understanding the Menu System
• Understanding the Quick Access Toolbar
• Understanding Workbooks and Worksheets
• Understanding the Formula Bar
• Understanding the Status Bar
• Understanding the Navigation System of Excel
• Using shortcut menus and the Mini toolbar
• Creating new workbooks
• Using Save and Save as

2. Data Generation Techniques

• Exploring Data Entry and Editing Techniques
• Entering Data with Autofill</span
  

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