SQL تحسين أداء وضبط أوامر from Coursera

ى نهاية المشروع ده ، هنكون قادر على كتابة اوامرSQL بشكل احترافي مع أداء أفضل… ، يعد ضبط قاعدة البيانات أمرًا ضروريًا لتنظيم بيانات database والوصول إليها بسهولة عن طريق إنشاء أنواع مختلفة من الindexes لتحسين الأداء. خلال المشروع هنكشى مع بعض خطوة ب خطوة عشان تكون قادر على تطبيق اوامر hash وnest loop و merge استراتيجيات لل joins. هتكون كمان قادر على إنشاء الجداول وإدراج البيانات. و هتقدر تنفذ الاوامر باستخدام Explain and Explain Analyze.

هذا المشروع الارشادى مخصص للأشخاص المبتدئين في مجال هندسة البيانات. الأشخاص الذين يرغبون في تعلم كيفية تحسين أداء الاوامر وتسريع وقت التنفيذ.و يوفر لك الخطوات المهمة لضبط اوامرك. عشان تكون قادر على كتابة اوامرSQL بشكل احترافي مع أداء أفضل… ، يعد ضبط قاعدة البيانات أمرًا ضروريًا لتنظيم بيانات database والوصول إليها بسهولة

What's inside

Syllabus

ملخص المشروع

فى نهاية هذا المشروع ، ستكون قادرًا على كتابة اوامر بشكل احترافي مع أداء أفضل ، يعد ضبط قاعدة البيانات أمرًا ضروريًا لتنظيم بيانات database والوصول إليها بسهولة عن طريق إنشاء أنواع مختلفة من الindexes لتحسين الأداء. وتطبيق hash وnest loop و merge استراتيجيات لل joins. ستتمكن أيضًا من إنشاء الجداول وإدراج البيانات. وستكون قادرًا على فهم كيفية تنفيذ الاوامر باستخدام Explain and Explain Analyze. هذا المشروع الارشادى مخصص للأشخاص المبتدئين في مجال هندسة البيانات. الأشخاص الذين يرغبون في تعلم كيفية تحسين أداء الاوامر وتسريع وقت التنفيذ.و يوفر لك الخطوات المهمة لضبط اوامرك. عشان تكون قادر على كتابة اوامرSQL بشكل احترافي مع أداء أفضل… ، يعد ضبط قاعدة البيانات أمرًا ضروريًا لتنظيم بيانات database والوصول إليها بسهولة

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Provides practical steps to optimize queries, making it suitable for those seeking to improve performance

Target audience is beginners in data engineering who wish to enhance their query performance skills

Covers hash, nest loop, and merge strategies for joins, catering to learners interested in advanced query techniques

Reviews summary

Excellent sql performance tuning

This course is highly recommended for beginners in data engineering who want to learn how to improve the performance of their SQL queries and speed up execution time. The course provides step-by-step instructions on how to tune queries, create indexes, and implement hash, nested loop, and merge strategies for joins.

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in SQL تحسين أداء وضبط أوامر with these activities:

Review database concepts

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Strengthen your foundational knowledge of database concepts, such as data modeling, normalization, and indexing, before diving into optimization.

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Go over your notes or textbooks from previous database courses
Take online quizzes or practice exercises to test your understanding

Review SQL

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Refresh your memory on the basics of SQL before starting this course, covering topics like data types, tables, and CRUD operations.

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Review online tutorials on SQL syntax
Take practice quizzes or mock tests to assess your understanding

Follow SQL optimization tutorials

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Enhance your SQL skills by following guided tutorials focusing on optimization techniques such as indexing and query tuning.

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Search for reputable online tutorials on SQL optimization
Go through the tutorials, taking notes and practicing the techniques
Implement the learned techniques in your own SQL queries

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Solve SQL optimization exercises

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Reinforce your understanding of SQL optimization by completing a set of exercises designed to test your ability to apply optimization techniques in different scenarios.

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Find online platforms or resources that provide SQL optimization exercises
Solve the exercises by applying the techniques you've learned
Review the solutions and identify areas for improvement

Attend a SQL optimization workshop

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Enhance your SQL optimization skills by attending a workshop led by experts in the field.

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Research and identify reputable SQL optimization workshops
Register for and attend the workshop
Actively participate in the workshop, taking notes and asking questions

Create a SQL optimization cheat sheet

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Solidify your understanding of SQL optimization by creating a cheat sheet summarizing key concepts, techniques, and best practices.

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Gather information and compile resources on SQL optimization
Organize and synthesize the information into a concise and well-structured cheat sheet
Review and refine the cheat sheet for clarity and completeness

Contribute to optimization projects on GitHub

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Deepen your practical knowledge of SQL optimization by contributing to open-source projects on GitHub focused on optimizing database performance.

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Identify open-source SQL optimization projects on GitHub
Review the project documentation and identify areas where you can contribute
Make pull requests with your contributions, ensuring code quality and documentation

Mentor junior SQL developers

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Share your SQL optimization knowledge by mentoring junior developers, providing guidance and support.

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Identify opportunities to mentor junior SQL developers through online platforms or local meetups
Set up regular mentoring sessions
Provide guidance and support on SQL optimization techniques and best practices

Career center

Learners who complete SQL تحسين أداء وضبط أوامر will develop knowledge and skills that may be useful to these careers:

Data Analyst

A Data Analyst uses data to identify trends and patterns, providing insights to businesses. This course would help aspiring Data Analysts understand how to efficiently retrieve and analyze data using SQL.

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Database Architect

A Database Architect designs and implements database systems, ensuring optimal performance and data integrity. This course can help aspiring Database Architects understand how to optimize SQL queries and improve database performance.

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Data Engineer

A Data Engineer builds and maintains data pipelines, ensuring that data is available for analysis. This course can help aspiring Data Engineers understand how to optimize data retrieval and processing.

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Technical Writer

A Technical Writer creates documentation and other materials to explain technical concepts. This course would help aspiring Technical Writers understand how to use data to create accurate and informative documentation.

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Information Security Analyst

An Information Security Analyst protects an organization's information systems from unauthorized access and cyber threats. This course would help aspiring Information Security Analysts understand how to use data to identify and mitigate security risks.

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Systems Analyst

A Systems Analyst analyzes and designs computer systems, ensuring that they meet the needs of the organization. This course would help aspiring Systems Analysts understand how to use data to optimize system performance.

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Consultant

A Consultant provides expert advice and guidance to businesses and organizations. This course would help aspiring Consultants understand how to use data to identify and solve business problems.

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Database Administrator

A Database Administrator maintains and optimizes database systems. This course would help aspiring Database Administrators understand how to improve query performance and ensure database availability.

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Data Governance Specialist

A Data Governance Specialist develops and implements policies and procedures to ensure the proper use and protection of data. This course would help aspiring Data Governance Specialists understand how to use data to manage data risks and compliance.

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Business Analyst

A Business Analyst helps organizations understand and improve their business processes. This course would help aspiring Business Analysts understand how to use data to identify opportunities and solve business problems.

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Product Manager

A Product Manager leads the development and launch of new products or features. This course may be helpful for aspiring Product Managers who want to understand how to use data to make informed decisions and build data-driven products.

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Software Engineer

A Software Engineer designs, develops, and maintains software applications. This course may be helpful for aspiring Software Engineers who want to build data-driven applications or work with databases.

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Project Manager

A Project Manager plans, executes, and closes projects. This course may be helpful for aspiring Project Managers who want to understand how to use data to manage project timelines, budgets, and resources.

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Quality Assurance Analyst

A Quality Assurance Analyst tests software to ensure that it meets requirements and is free of defects. This course may be helpful for aspiring Quality Assurance Analysts who want to use data to identify and resolve defects.

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Data Scientist

A Data Scientist uses scientific methods and machine learning techniques to extract knowledge and insights from data. This course may be helpful for aspiring Data Scientists who want to understand how to efficiently query and analyze data.

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