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Data Analytics Cookbook

BigQuery & Pandas๋กœ ๋ฐฐ์šฐ๋Š” ์‹ค์ „ ๋ฐ์ดํ„ฐ ๋ถ„์„

SQL๊ณผ Python, ๋‘ ๊ฐ€์ง€ ์ ‘๊ทผ๋ฒ•์œผ๋กœ ๋™์ผํ•œ ๋ฌธ์ œ๋ฅผ ํ•ด๊ฒฐํ•˜๋Š” ๋ฐฉ๋ฒ•์„ ๋ฐฐ์›Œ๋ณด์„ธ์š”๐Ÿš€ 5๋ถ„ ๋งŒ์— ์‹œ์ž‘ํ•˜๊ธฐ

์ด๋Ÿฐ ๋Œ€์‹œ๋ณด๋“œ๋ฅผ ๋งŒ๋“ค ์ˆ˜ ์žˆ์–ด์š”!

๐Ÿ“Š E-Commerce Analytics Dashboard

์ด ์ปค๋ฆฌํ˜๋Ÿผ์„ ์™„๋ฃŒํ•˜๋ฉด ๋งค์ถœ ๋ถ„์„, ๊ณ ๊ฐ ์„ธ๊ทธ๋ฉ˜ํ…Œ์ด์…˜, ๋งˆ์ผ€ํŒ… ์„ฑ๊ณผ, ์ดํƒˆ ์˜ˆ์ธก๊นŒ์ง€ ์ข…ํ•ฉ์ ์ธ ๋น„์ฆˆ๋‹ˆ์Šค ์ธํ…”๋ฆฌ์ „์Šค ๋Œ€์‹œ๋ณด๋“œ๋ฅผ ๋งŒ๋“ค ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ“Š KPI Cards๐Ÿ—บ๏ธ World Map๐Ÿ‘ฅ RFM ๋ถ„์„๐Ÿ“ˆ ์ฝ”ํ˜ธํŠธ ๋ฆฌํ…์…˜๐Ÿšจ ์ดํƒˆ ์˜ˆ์ธก๐Ÿงช A/B ํ…Œ์ŠคํŠธ๐Ÿ“‰ ๊ฐ€์„ค๊ฒ€์ •๐Ÿ“ ํšŒ๊ท€๋ถ„์„

๐ŸŽฏ ๋ผ์ด๋ธŒ ๋ฐ๋ชจ ๋ณด๊ธฐ

๐Ÿ’ฐ Finance Analytics Dashboard

๊ธˆ์œต ๋ฐ์ดํ„ฐ ๋ถ„์„์˜ ํ•ต์‹ฌ! ์ฃผ๊ฐ€ ์˜ˆ์ธก, ํฌํŠธํด๋ฆฌ์˜ค ์ตœ์ ํ™”, ๋ฆฌ์Šคํฌ ๋ถ„์„๊นŒ์ง€ ๊ธˆ์œต๊ถŒ ์‹ค๋ฌด์—์„œ ์‚ฌ์šฉํ•˜๋Š” ๋ถ„์„ ๊ธฐ๋ฒ•์„ ๋ฐฐ์›Œ๋ณด์„ธ์š”.

๐Ÿ“ˆ ์ฃผ๊ฐ€ ๋ถ„์„๐Ÿ’ผ ํฌํŠธํด๋ฆฌ์˜คโš ๏ธ ๋ฆฌ์Šคํฌ ๋ถ„์„๐Ÿ“… ์‹œ๊ณ„์—ด ์˜ˆ์ธก

๐Ÿ’ฐ Finance ๋ฐ๋ชจ ๋ณด๊ธฐ

๐Ÿ’Ž ํ”„๋ฆฌ๋ฏธ์—„ ์Šคํƒ€ํ„ฐํ‚ท

์ „์ฒด ์‹คํ–‰ ๊ฐ€๋Šฅํ•œ Jupyter Notebook๊ณผ ์—ฐ์Šต๋ฌธ์ œ ํ•ด์„ค, ์‹ค๋ฌด ์œ ํ‹ธ๋ฆฌํ‹ฐ ํ•จ์ˆ˜๊ฐ€ ํฌํ•จ๋˜์–ด ์žˆ์Šต๋‹ˆ๋‹ค. ๋ฉ”๋ชจ๋ฆฌ ์ตœ์ ํ™”, Copy-on-Write, ๋Œ€์šฉ๋Ÿ‰ ๋ฐ์ดํ„ฐ ์ฒ˜๋ฆฌ ๋“ฑ ์‹ฌํ™” ๋‚ด์šฉ์„ ๋ฐฐ์›Œ๋ณด์„ธ์š”.

๐Ÿ““ Jupyter Notebooksโœ… ์—ฐ์Šต๋ฌธ์ œ ํ•ด์„ค๐Ÿ”ง ์‹ค๋ฌด ์œ ํ‹ธ๋ฆฌํ‹ฐ๐Ÿ“Š ๋ฉด์ ‘ 85๋ฌธ์ œ

๐Ÿ’Ž ๋ฉด์ ‘ ๋ฌธ์ œ์ง‘ ๋ณด๊ธฐ

ํ•™์Šต ํŠธ๋ž™ ์„ ํƒ

๐Ÿ—„๏ธ SQL ํŠธ๋ž™

BigQuery๋ฅผ ํ™œ์šฉํ•œ SQL ๊ธฐ๋ฐ˜ ๋ฐ์ดํ„ฐ ๋ถ„์„. ๋Œ€์šฉ๋Ÿ‰ ๋ฐ์ดํ„ฐ ์ฒ˜๋ฆฌ์™€ ํด๋ผ์šฐ๋“œ ํ™˜๊ฒฝ์—์„œ์˜ ๋ถ„์„์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.
  • BigQuery ์ฝ˜์†”์—์„œ ๋ฐ”๋กœ ์‹คํ–‰
  • ์„œ๋ฒ„๋ฆฌ์Šค๋กœ ๋Œ€์šฉ๋Ÿ‰ ์ฒ˜๋ฆฌ
  • ํ‘œ์ค€ SQL ๋ฌธ๋ฒ• ์‚ฌ์šฉ
SQL ํŠธ๋ž™ ์‹œ์ž‘ํ•˜๊ธฐ โ†’

๐Ÿผ Pandas ํŠธ๋ž™

Python Pandas๋ฅผ ํ™œ์šฉํ•œ ๋กœ์ปฌ ๋ฐ์ดํ„ฐ ๋ถ„์„. ์œ ์—ฐํ•œ ๋ฐ์ดํ„ฐ ์กฐ์ž‘๊ณผ ๋ถ„์„ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•์— ์ ํ•ฉํ•ฉ๋‹ˆ๋‹ค.
  • CSV ํŒŒ์ผ๋กœ ๋ฐ”๋กœ ์‹œ์ž‘
  • ํ’๋ถ€ํ•œ Python ์ƒํƒœ๊ณ„ ํ™œ์šฉ
  • ์œ ์—ฐํ•œ ๋ฐ์ดํ„ฐ ๋ณ€ํ™˜
Pandas ํŠธ๋ž™ ์‹œ์ž‘ํ•˜๊ธฐ โ†’

๊ณตํ†ต ์„น์…˜

๐Ÿ“Š ์‹œ๊ฐํ™”

Matplotlib, Seaborn, Plotly๋ฅผ ํ™œ์šฉํ•œ ๋ฐ์ดํ„ฐ ์‹œ๊ฐํ™”๋ฐ”๋กœ๊ฐ€๊ธฐ โ†’

๐Ÿ“ˆ ํ†ต๊ณ„๋ถ„์„

๊ฐ€์„ค๊ฒ€์ •, ํšŒ๊ท€๋ถ„์„, A/B ํ…Œ์ŠคํŠธ๋ฐ”๋กœ๊ฐ€๊ธฐ โ†’

๐Ÿค– ๋จธ์‹ ๋Ÿฌ๋‹

ํด๋Ÿฌ์Šคํ„ฐ๋ง, ์˜ˆ์ธก ๋ชจ๋ธ, ์‹œ๊ณ„์—ด ๋ถ„์„๋ฐ”๋กœ๊ฐ€๊ธฐ โ†’

์‚ฌ์šฉ ๋ฐ์ดํ„ฐ

์ด Cookbook์€ Google BigQuery์˜ thelook_ecommerce ๊ณต๊ฐœ ๋ฐ์ดํ„ฐ์…‹์„ ๊ธฐ๋ฐ˜์œผ๋กœ ํ•ฉ๋‹ˆ๋‹ค.

ํ…Œ์ด๋ธ”์„ค๋ช…์ฃผ์š” ์ปฌ๋Ÿผ
src_orders์ฃผ๋ฌธ ์ •๋ณดorder_id, user_id, created_at, status
src_order_items์ฃผ๋ฌธ ์ƒํ’ˆorder_id, product_id, sale_price
src_products์ƒํ’ˆ ์ •๋ณดproduct_id, category, brand, retail_price
src_users๊ณ ๊ฐ ์ •๋ณดuser_id, age, gender, country
src_events์›น ์ด๋ฒคํŠธsession_id, user_id, created_at
events_augmented์„ธ์…˜ ๋ฐ์ดํ„ฐ (์ฆ๊ฐ•)channel_key, device_key, landing_page
cs_tickets_dummyCS ํ‹ฐ์ผ“ticket_id, issue_type, satisfaction_score
mkt_campaigns_dummy๋งˆ์ผ€ํŒ… ์บ ํŽ˜์ธcampaign_id, channel_key, budget

๋น ๋ฅธ ์‹œ์ž‘

๐Ÿš€ 5๋ถ„ ์•ˆ์— ์‹œ์ž‘ํ•˜๊ธฐ

  1. BigQuery ํ™˜๊ฒฝ ์„ค์ • ๋˜๋Š” ๋กœ์ปฌ ํ™˜๊ฒฝ ์„ค์ •
  2. ์›ํ•˜๋Š” ํŠธ๋ž™ ์„ ํƒ (SQL ๋˜๋Š” Pandas)
  3. ์ฒซ ๋ฒˆ์งธ ๋ ˆ์‹œํ”ผ ๋”ฐ๋ผํ•˜๊ธฐ

๋‚œ์ด๋„ ๊ฐ€์ด๋“œ

๋ ˆ๋ฒจ์„ค๋ช…
์ดˆ๊ธ‰๊ธฐ๋ณธ ๋ฌธ๋ฒ•, ๊ฐ„๋‹จํ•œ ์ง‘๊ณ„
์ค‘๊ธ‰์กฐ์ธ, ์„œ๋ธŒ์ฟผ๋ฆฌ, ์œˆ๋„์šฐ ํ•จ์ˆ˜
๊ณ ๊ธ‰๋ณต์žกํ•œ ๋ถ„์„, ์ตœ์ ํ™”, ML ์—ฐ๋™
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