Data Cleansing 101: SQL Server Essentials
git.ir
Data Cleansing 101: SQL Server Essentials
Messy data and inconsistencies often lead to inaccurate conclusions and missed opportunities. This course will teach you to identify and resolve data inconsistencies, master essential cleansing techniques, and implement optimal maintenance practices.
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Comment “clean” for my full YouTube tutorial of 7 data cleaning functions in SQL & AI you CAN’T miss for your interviews! Data cleaning will be 80% of your job even though it isn’t glamorous. Save these 5 tips to clean data in SQL: Cleaning strings: remove random quotes, spaces, and inconsistent casing Fixing dates: convert datetimes, standardize formats, remove random characters Recoding & standardizing variables: turn “CA” “California” and “calif” into one standard value. Replacing NULLs: beca
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Comment “clean” for my full YouTube tutorial of 7 data cleaning functions in SQL & AI you CAN’T miss for your interviews! Data cleaning will be 80% of your job even though it isn’t glamorous. Save these 5 tips to clean data in SQL: Cleaning strings: remove random quotes, spaces, and inconsistent casing Fixing dates: convert datetimes, standardize formats, remove random characters Recoding & standardizing variables: turn “CA” “California” and “calif” into one standard value. Replacing NULLs: beca
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