Spread the love“`html In the world of data management, one of the most critical skills you can possess is the ability to restore MySQL database from a backup. Whether you’re a seasoned database ...
SUM(CASE WHEN Email IS NULL OR TRIM(Email) IN ('','NULL','N/A') THEN 1 ELSE 0 END) AS blank_email, SUM(CASE WHEN Age IS NULL OR TRIM(Age) IN ('','NULL','N/A') THEN 1 ELSE 0 END) AS blank_age, SUM(CASE ...
Citi Bike raw data -> HDFS + MinIO -> Spark clean/normalize -> MySQL -> Kafka realtime -> Hadoop MapReduce -> MySQL report tables -> Streamlit GUI + Superset ...
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