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Intermediate SQL Course

What will I learn?

ናይ ንግዲ ኢንተለጀንስ ክእለትኩም በዚ ማእከላይ ደረጃ SQL ኮርስ ብምዕባይ፡ ናይ ዳታ ትንተና ዓቕምኹም ኣሳልጡ። ኣብ ትንተና ግዜያዊ ሰሪት (time series) ከምኡ’ውን ጽማሜ ዓማዊል ብምጥላቕ፡ ምጽራይን ምልዋጥን ዳታ ተምሃሩ። ስትሪንግ (string)፡ ሒሳባዊ፡ ከምኡ’ውን ዕለትን ሰዓትን ዝርከብ SQL ፈንክሽናት (functions) ተረድኡ። ኣብ ጆይንስ (joins)፡ ስብስብ ስራሕቲ (set operations) ከምኡ’ውን ስልቲታት ምምሕያሽ ኣፈጻጽማ ብልጫ ረኸቡ። ኣግረጌሽን (aggregation)፡ ምግሩፕ (grouping) ከምኡ’ውን ንስሕተታትን ጸጥታን ዝምልከት ዝበለጸ ተርእዮታት ተምሃሩ። ብ CTEs (Common Table Expressions)፡ ሳብ-ኩዌሪስ (subqueries) ከምኡ’ውን ዊንዶው ፈንክሽናት (window functions) ኣቢልኩም ዘ advanced ሕቶታት ናይ ምፍጻም ክእለት ኣጥሪኹም። ናይ SQL ክእለትኩም ንምልዋጥ ሕጂ ተመዝገቡ።

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Printable PDF summaries
Always-available online support
Select and arrange the chapters you want to study
Customize your course workload
Instant feedback on practical activities
Study at your convenience, no internet required

Develop skills

Enhance your practical skills outlined below

ንዘተኣማምን ኣንፈታት ዳታ (data trends) ዝሕግዝ ግዜያዊ ትንተና (time series analysis) ምፍላጥ።

ክእለት ናይ ምጽራይን ምልዋጥን ዳታ ምምዕባል።

ናይ SQL ሕቶታት ብዝተመሓየሸ ስትራተጂታት ኢንዴክሲንግ (indexing strategies) ምምሕያሽ።

ንሰፊሕ ውህደት ዳታ (data integration) ዝሕግዝ ጽዑቕ ጆይንስ (complex joins) ምፍጻም።

ድሕንነት ዝሓለዎን ብውጽኢታዊ መንገዲ ዝስራሕ ኮዲንግ ንምስራሕ ዝሕግዙ ዝበለጹ ተርእዮታት ናይ SQL ተግባራዊ ምግባር።

Suggested summary

Workload: between 4 and 360 hours

Before starting, you can change chapters and workload.

  • Choose which chapter to start with
  • Add or remove chapters
  • Increase or decrease the course workload

Examples of chapters you can add

You will be able to generate more chapters like the examples below

This is a free course, focused on personal and professional development. It is not equivalent to a technical, undergraduate, or postgraduate course, but offers practical and relevant knowledge for your professional journey.