Certified SQL Intermediate Specialist
This certification validates intermediate competencies in SQL for data analysis and modeling, oriented toward extracting, transforming, and comprehending information from relational databases. The program delivers practical tools for constructing complex queries, interpreting relationships between data, and preparing quality information for analysis, reporting, and decision-making in real business contexts.
Skills acquired
#Intermediate SQL queries for exploratory analysis #Window functions #Correlated subqueries #Multiple joins and complex relationships #Relational data modeling #Data transformation and preparation (ETL using SQL) #Use of CTEs (WITH clauses) #Handling null data and integrity validation #Advanced CASE WHEN application #Design of reusable views (VIEWs) #Comparative analysis and data segmentation #Data preparation for BI and reporting
Additional credential information
Criteria
Badge holders have passed a multiple choice exam, scoring a minimum of 32 out of 40 (80%). The exam is a closed-book exam lasting 60 minutes.