ThinkETL

ThinkETL

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ThinkETL
ThinkETL
February 26, 2025 at 05:56 AM
TheΒ π‚πŽππ˜ πˆππ“πŽΒ command in Snowflake is a powerful tool for efficiently loading data from staged files into database tables. Key features include: ❄️ π‘­π’π’†π’™π’Šπ’ƒπ’π’† π‘­π’Šπ’π’† π‘―π’‚π’π’…π’π’Šπ’π’ˆ:Β  Supports loading from internal and external stages. ❄️ π‘­π’Šπ’π’† π‘­π’π’“π’Žπ’‚π’• 𝑺𝒖𝒑𝒑𝒐𝒓𝒕:Β  Works with CSV, JSON, AVRO, ORC, PARQUET, and XML formats. ❄️ 𝑫𝒂𝒕𝒂 π‘Ίπ’†π’π’†π’„π’•π’Šπ’π’ & π‘»π’“π’‚π’π’”π’‡π’π’“π’Žπ’‚π’•π’Šπ’π’:Β  Allows selecting specific columns and applying transformations during load. ❄️ 𝑷𝒂𝒕𝒕𝒆𝒓𝒏 π‘΄π’‚π’•π’„π’‰π’Šπ’π’ˆ & π‘­π’Šπ’π’† π‘Ίπ’†π’π’†π’„π’•π’Šπ’π’:Β  Enables loading specific files using 𝐏𝐀𝐓𝐓𝐄𝐑𝐍 orΒ π…πˆπ‹π„π’Β options. ❄️ 𝑬𝒓𝒓𝒐𝒓 π‘―π’‚π’π’…π’π’Šπ’π’ˆ:Β  Provides multiple strategies likeΒ π‚πŽππ“πˆππ”π„,Β π’πŠπˆπ_π…πˆπ‹π„, andΒ π€ππŽπ‘π“_π’π“π€π“π„πŒπ„ππ“. ❄️ π‘½π’‚π’π’Šπ’…π’‚π’•π’Šπ’π’ 𝑴𝒐𝒅𝒆:Β  Allows checking file integrity before loading usingΒ VALIDATION_MODE. ❄️ 𝑴𝒆𝒕𝒂𝒅𝒂𝒕𝒂 π‘΄π’‚π’‘π’‘π’Šπ’π’ˆ:Β  Maps metadata columns (e.g., filename, row number) usingΒ πˆππ‚π‹π”πƒπ„_πŒπ„π“π€πƒπ€π“π€. ❄️ π‘·π’†π’“π’‡π’π’“π’Žπ’‚π’π’„π’† π‘Άπ’‘π’•π’Šπ’Žπ’Šπ’›π’‚π’•π’Šπ’π’:Β  Includes options likeΒ π’πˆπ™π„_π‹πˆπŒπˆπ“,Β π…πŽπ‘π‚π„, andΒ πŒπ€π“π‚π‡_𝐁𝐘_π‚πŽπ‹π”πŒπ_ππ€πŒπ„. ❄️ π‘­π’Šπ’π’† π‘΄π’‚π’π’‚π’ˆπ’†π’Žπ’†π’π’•:Β  Supports automatic file removal from stages using 𝐏𝐔𝐑𝐆𝐄. Checkout the complete article for complete details: https://thinketl.com/data-load-using-copy-into-command-in-snowflake #thinketl #snowflake #snowflakedatacloud #cloud #dataloading

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