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intermediate SQL Course

intermediate SQL Course
from 4 to 360h flexible workload
valid certificate in your country

What will I learn?

This course advances your SQL skills past simple queries to crafting efficient, dependable code for practical reporting. Master advanced SELECT with precise filters, joins, subqueries, aggregations, grouping, and window functions for insightful metrics. Handle date calculations, design effective schemas, format SQL professionally, and optimise performance using indexing and execution plans.

Elevify advantages

Develop skills

  • Advanced SELECT and filtering for precise, rapid queries.
  • Aggregations and window functions to create detailed user and course metrics.
  • Joins and subqueries to merge tables for dependable reports.
  • Date and time analytics for durations, cohorts, and trends.
  • Indexing and EXPLAIN to optimise queries for peak performance.

Suggested summary

Before starting, you can change the chapters and workload. Choose which chapter to start with. Add or remove chapters. Increase or decrease the course workload.
Workload: between 4 and 360 hours

What our students say

As suas aulas são perfeitas. Adquiri o pacote de um ano e, finalmente, tenho a oportunidade de acompanhar diversos temas do meu interesse sem precisar mudar de plataforma... agradeço por tudo o que fazem, já recomendei vocês a outras pessoas...
Giulio Carlo
Giulio CarloAluno de Marketing Digital
Eu gosto de como as lições são direto ao ponto e como eu consigo alterar capítulos e pular conteúdos que não preciso.
Mariana Ferres
Mariana FerresAluna de Fotografia
Gosto do conteúdo e do modo de apresentação e transcrição de vídeos, o que acelera o processo!
Luciana Alvarenga
Luciana AlvarengaAluna de Design de Unhas
A plataforma é rápida, simples de usar. A diversidade de conteúdo e os vídeos complementares ajudam muito no aprendizado.
Giulio Carlo
Giulio CarloAluno de Engenharia de Prompt

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