TECDATA ENGINEERING
Data Engineer | Python + SQL + PostgreSQL
- Remoto
- Tiempo completo
- Ciencia de datos
... tables. - Aggregation functions and complex filters. - Mastery of WHERE vs HAVING . - Detection and handling of duplicates. - Management of orphan records. - Mastery of Window Functions . - Ability to optimize queries and work with large volumes of data. - Real experience working with large tables and data volumes . - Creation, ...
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