Handle Deduplication While Loading CSV File Into Snowflake | Ch-07 | Snowflake Data Loading Approach
Table restrictions are not enforced by Snowflake. One of the usual requirements when loading data using copy command from external stage is handling duplicate records and how to avoid them (specially when you have large duplicates available or duplicate files)
This episode helps you to describe each of the different data loading cases with duplicate records and help you to solve a problem using hands-on excercise . Once you complete this video, you will be able to answer following questions
1. Does File Format has de-duplication parameter?
2. Does Copy command has de-duplication parmaeter?
3. How to handle data deduplication with copy-select statement?
4. How to handle duplicate data which is spread across many files in partitions folder inside external stage.
So enjoy this video series and provide your valuable feedback.
➥ Website Homepage 🌐 https://toppertips.com
➥ SQL Scripts 🌐 https://toppertips.com/deduplicate-re...
🚀🚀 Episode-07 Chapters 🚀🚀
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➥ 00:00 How to handle data deduplication
➥ 01:34 What Is Covered In This Chapter-07
➥ 02:01 File Properties for Allow_Duplicate Flag
➥ 04:56 Deduplication & Partitioned Files
➥ 09:53 Deduplication Performance for large file
➥ 14:58 Copy History For Data Loadi
➥ 15:41 Why to subscribe
➥ 16:28 What's Next
🚀🚀 Loading Data Into Snowflake Tutorial & Playlist 🚀🚀
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Following links for Season-1 (S1) & This video is Episode-6 (S1E7)
➥ S1E1: Loading CSV/PSV/TSV/Gzip Data Into Snowflake 🌐 • Loading Data Into Snowflake| Upload C...
➥ S1E2: User Stage & Data Loading Into Snowflake 🌐 • User Stage & CSV Data Loading Into Sn...
➥ S1E3: Loading Multiple Data Files Into Snowflake At One Go 🌐 • Loading Multiple CSV Files Into Snowf...
➥ S1E4: Large Data File Loading 🌐 • Large CSV Data File Loading Into Snow...
➥ S1E5: Column Count Mismatch & Data Loading 🌐 • CSV Column Mismatch & Data Loading In...
➥ S1E6: Special Character Data Loading 🌐 • Loading Special Character From CSV In...
➥ S1E7: Data Deuplication While Loading Data Into Snowflake 🌐 • Video
➥ S1E8: Data Validation Before Loading Data Into Snowflake 🌐 • Validate Data Before Loading Into Sno...
➥ S1E9: Null Handling Into Snowflake 🌐 • Null Handling In Snowflake | Snowflak...
➥ S1E10: Date & Timestamp Into Snowflake & Data Loading 🌐 • Date & Timestamp Handling In Snowflak...
➥ S1E11: Snowflake Data Loading Best Practice 🌐 • Best Practices For Loading Data Into ...
🚀🚀 Important Snowflake Playlist & Tutorials 🚀🚀
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➥ Snowflake Tutorial & Complete Guide 🌐 https://bit.ly/3rHxqqv
➥ Snowflake Certification Mock Test Playlist 🌐 https://bit.ly/3ysOhBc
➥ Snowflake SQL Knowledge Series Playlist 🌐 https://bit.ly/3RNS9Dq
➥ Snowflake SnowPro Certification Guide & Playlist 🌐 https://bit.ly/3rIcxLI
#SnowflakeDataLoading #DataDeduplication #snowflakecomputing