SQL Certification - Free Android App
SQL Certification - Free Android App
Become A SQL Master by Creating Complex Databases and Building Reports With Real Projects. Become Job-Ready and Launch Your Career as a Certified SQL Developer.
Best SQL Certifications Application to learn and know how to prepare for SQL Certifications, Ultimate MySQL Bootcamp, Learn SQL Basics for Data Science Specialization, Analytic Techniques for Business Specialization, Learning SQL Programming.
How do I get SQL certified?
To earn a SQL Server certification, you must take a required course and pass the certification exam. SQL certification courses range from $1,785 to $2,975, and the certification exam costs around $165.
Are SQL certifications worth it?
SQL Server certifications can be very valuable and useful for some companies, recruiters, and to some SQL Server professionals personally. According to several survey, 35% of respondents experienced a pay rise post-certification, and 48% believe Microsoft certifications are helpful in enhancing Job opportunities.
Is Python harder than SQL?
As a language, SQL is definitely simpler than Python. The grammar is smaller, the amount of different concepts is smaller. But that doesn't really matter much. As a tool, SQL is more difficult than Python coding, IMO.
Is SQL worth learning 2021
That being said, SQL will remain in place for years to come as the standard data access language used across many different job families. You just can't go wrong learning SQL in 2020 if you expect to be in any kind of technical field, or looking for any job that is going to be managing data.
Overview
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This three-day instructor-led course is aimed at people looking to move into a database professional role or whose job role is expanding to encompass database elements. The course describes fundamental database concepts including database types, database languages, and database designs.
Audience profile
The primary audience for this course is people who are moving into a database role, or whose role has expanded to include database technologies.
Prerequisites
This is a foundation level course and therefore only requires general computer literacy.
At course completion
After completing this course, students will be able to:
• Describe key database concepts in the context of SQL Server 2016
• Describe database languages used in SQL Server 2016
• Describe data modelling techniques
• Describe normalization and denormalization techniques
• Describe relationship types and effects in database design
• Describe the effects of database design on performance
• Describe commonly used database objects
Course Outline
Module 1: Introduction to databases
This module introduces key database concepts in the context of SQL Server 2016.
Lessons
Introduction to relational databases
Other types of database
Data analysis
Database languages
Lab : Querying SQ Server
Module 2: Data Modelling
This module describes data modelling techniques.
Lessons
Data modelling
ANSI/SPARC database model
Entity relationship modelling
Lab : Entity relationship modelling
Module 3: Normalization
This module describes normalization and denormalization techniques.
Lessons
Why normalize data?
Normalization terms
Levels of normalization
Denormalization
Lab : Normalizing raw data
Module 4: Relationships
This module describes relationship types and effects in database design.
Lessons
Schema mapping
Referential integrity
Lab : Designing relationships
Module 5: Performance
This module introduces the effects of database design on performance.
Lessons
Indexing
Query performance
Concurrency
Lab : Query performance
Module 6: Database Objects
This module introduces commonly used database objects.
Lessons
Tables
Views
Stored procedures
Other database objects
Lab : Using SQL Server in a hybrid cloud
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