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Constantin Lungu

Data Engineer

Bucharest, Romania

Member Since Mar, 2023

Writes at

Datawise

Datawise

About Me

Senior Data Engineer • Contractor / Freelancer • GCP & AWS Certified

My Tech Stack

SQL GCP bigquery analytics data modelling

I am available for

Nothing to show

Recent Activity

Jul 6

Wrote an article

A practical exercise working with ARRAYS and correlated subqueries in BigQuery

Wrote an article

Query parameters in BigQuery

Jul 5

Wrote an article

System variables in BigQuery

Jul 4

Wrote an article

Ingestion-time partitioning in BigQuery

Jul 3

Wrote an article

Short, almost non-technical guide to SQL query tuning as a Data Engineer

Wrote an article

My day as a Data Engineer 8 years ago

Wrote an article

DECLARE and SET variables in BigQuery

Jun 26

Wrote an article

Comments in SQL

Jun 23

Wrote an article

NON-EQUI joins in SQL

Jun 22

Wrote an article

LAX JSON conversion functions in BigQuery