How do I know if a variable is set in Bash? For example, how do I check if the user gave the first parameter to a function? function a { # if $1 is set ? }
How to check if a variable is set in Bash
How do I know if a variable is set in Bash? For example, how do I check if the user gave the first parameter to a function? function a { # if $1 is set ? }
Tonamelã®ãƒ‡ãƒ¼ã‚¿åŸºç›¤ ~データモデリング編~
#nakanoshima_dev 9/22 18:30~ https://nakanoshima-dev.connpass.com/event/221243/ nakanoshima.dev #21 LED!! (Let's enjoy データ分æž!!)ã®ç™ºè¡¨è³‡æ–™ã§ã™ã€‚
Data Lineage ã—ãŸã„ - satoshihirose.log
æ¡ä»¶ ç¾è·ã§ç®¡ç†ã—ã¦ã„ã‚‹ç¾è¡Œã®ãƒ‡ãƒ¼ã‚¿ãƒ‘イプラインã§ã‚ã‚‹ Treasure Workflow（managed digdag on TD）+ Presto ã«é©ç”¨ã§ãã‚‹ã“㨠ウェブã§ãƒ¡ã‚¿ãƒ‡ãƒ¼ã‚¿ã®ãƒ‰ã‚ュメントãŒå…¬é–‹ã§ãã€ç¤¾å†…ã«å…±æœ‰ã§ãã‚‹ã“㨠Data Lineage çš„ãªãƒ‡ãƒ¼ã‚¿ã®ä¾å˜é–¢ä¿‚ãŒã‚ã‹ã‚‹ã“㨠dbt dbt ã¯æ§‹ç¯‰ã—ãŸãƒ—ãƒã‚¸ã‚§ã‚¯ãƒˆã¨ãã®å†…部ã®ã‚¯ã‚¨ãƒªã‚’å…ƒã«ãƒ‰ã‚ュメントを自動ã§ç”Ÿæˆã—ã¦ãれる。データã®ä¾å˜é–¢ä¿‚ã®DAGã‚’å¯è¦–化ã—ã¦ãれるよã†ã§ã€è‰¯ã•ãã†ã€‚dbt docs serve ã¨ã„ã†ãƒ‰ã‚ュメントサイトをホストã™ã‚‹æ©Ÿèƒ½ã‚‚æä¾›ã—ã¦ã„ã‚‹ãŒã€ç¾æ™‚点ã§ã¯æœ¬ç•ªç¨¼åƒã‚’想定ã—ã¦ã„ãªã„ã‚‚ã®ã‚‰ã—ã„。ãã®ä»£ã‚ã‚Šã« dbt Cloud を使ã†ã€ç”Ÿæˆã—ãŸãƒ‰ã‚ュメントを S3 ã§ãƒ›ã‚¹ãƒˆã™ã‚‹ãªã©ã®æ–¹æ³•ã‚’推奨ã—ã¦ã„る。 The dbt docs serve command is only intended for lo
データ変æ›å‡¦ç†ã‚’モダンãªæ‰‹æ³•ã§é–‹ç™ºã§ãる「dbtã€ã‚’使ã£ã¦ã¿ãŸ | DevelopersIO
奈良県ã§ãƒªãƒ¢ãƒ¼ãƒˆãƒ¯ãƒ¼ã‚¯ä¸ã®çŽ‰äº•ã§ã™ã€‚ 日本ã§ã¯å…¨ãã¨è¨€ã£ã¦ã„ã„ã»ã©çŸ¥å度ãŒã‚ã‚Šã¾ã›ã‚“ãŒã€å›½å¤–（アメリカ？）ã®ãƒ‡ãƒ¼ã‚¿åˆ†æžç•Œéšˆã§ã¯æ—¢ã«ãƒ¡ã‚¸ãƒ£ãƒ¼ãªå˜åœ¨ã«ãªã‚Šã¤ã¤ã‚る「dbtã€ï¼ˆdata build tool）ã«ã¤ã„ã¦ã€ã”紹介ã—ã¾ã™ã€‚ dbtã¨ã¯ï¼Ÿ å…¬å¼æƒ…å ±ãªã© å…¬å¼ã¯ã“ã¡ã‚‰ï¼ˆã‚°ã‚°ãƒ©ãƒ“リティãŒä½Žã„åå‰ãªã®ã§æ¤œç´¢ã—ã¥ã‚‰ã„）。 （æ»ã¬ã»ã©ã–ã£ãã‚Šã„ã†ã¨ï¼‰ãƒ‡ãƒ¼ã‚¿å¤‰æ›ã‚’効率よã実施ã§ãるツールã§ã™ã€‚SaaSã¨ã—ã¦ã®æä¾›ã«ãªã£ã¦ã„ã‚‹ã®ã§ï¼ˆæœ€åˆã‹ã‚‰ã‚ã£ãŸã‚ã‘ã§ã¯ãªãã€å¾Œã‹ã‚‰ç™»å ´ã—ãŸã‚ˆã†ã§ã™ï¼‰ã€Webブラウザã•ãˆã‚ã‚Œã°ã€ã™ãã«åˆ©ç”¨ã™ã‚‹ã“ã¨ãŒã§ãã¾ã™ã€‚ 主ãªç‰¹å¾´ ELTã®ã€ŒTã€ã‚’担当ã™ã‚‹ãƒ„ール データã®å‰å‡¦ç†ã«ãŠã‘る作æ¥ã‚’ELT（Extractã€Loadã€Transform）ã¨å‘¼ç§°ã™ã‚‹ã“ã¨ãŒã‚ã‚Šã¾ã™ãŒã€ãã‚Œã®ã€ŒT（変æ›ï¼‰ã€ã‚’担当ã—ã¾ã™ã€‚E（抽出）やL（ãƒãƒ¼ãƒ‰ï¼‰ã¯ã‚„ã‚Šã¾ã›ã‚“。 ãã—ã¦ã€ãã®å¤‰æ›å‡¦ç†ã‚’ã©ã†ã‚„ã£ã¦è¨å®šã™
dbtã¨Dataformを比較ã—ã€dbtを使ã†ã“ã¨ã«ã—ãŸ
AuthorsTwitter@__Attsun__Published onWednesday, February 10, 2021 最近ã€æ¥å‹™ã§ DWH / Datamart ã®æ•´å‚™ã‚„データå“質ã®æ‹…ä¿ã‚’効率的ã«è¡Œã„ãŸããªã‚‹äº‹æƒ…ãŒã‚ã‚Šã€èª¿æŸ»ã—ãŸã¨ã“ã‚ dbt 㨠Dataform ãŒãƒ„ールã¨ã—ã¦æœ‰åŠ›ãã†ã ã£ãŸã®ã§ã€æ¯”較ã—ã¦ã¿ã¾ã—ãŸã€‚ TL;DRdbt ã¯æ©Ÿèƒ½ãŒå……実ã—ã¦ãŠã‚Šã€ã‚«ã‚¹ã‚¿ãƒžã‚¤ã‚ºã™ã‚‹ãƒã‚¤ãƒ³ãƒˆã‚‚多ã様々ãªè¦ä»¶ã«å¯¾å¿œã§ããã†ã§ã™ã€‚åé¢ã€ç†è§£ã—使ã„ã“ãªã™ãŸã‚ã®å¦ç¿’コストãŒã‹ã‹ã‚Šã¾ã™ã€‚Dataform 㯠Web ビューã«ã‚ˆã‚‹é–‹ç™ºä½“験ãŒéžå¸¸ã«è‰¯ã„ã§ã™ã€‚機能もã»ã¨ã‚“ã©ã¯ã‚ã‹ã‚Šã‚„ã™ãã€è¿·ã†ã“ã¨ã‚‚å°‘ãªã„ã§ã™ã€‚一方ã€dbt ã«æ¯”較ã—ã¦èžé€šã¯ããã¥ã‚‰ã„ã§ã™ã€‚ã©ã¡ã‚‰ã‚‚å分ãªæ©Ÿèƒ½ã¯å‚™ãˆã¦ã„ã‚‹ç´ æ™´ã‚‰ã—ã„ツールã ã¨æ„Ÿã˜ã‚‹ã®ã§ã€ã©ã¡ã‚‰ãŒè‰¯ã„ã‹ã¯è¦æ±‚や組織ã®ç½®ã‹ã‚ŒãŸçŠ¶æ³æ¬¡ç¬¬ã§ã—ょã†ã€‚ç§ã®æ‰€å±žã™ã‚‹ä¼šç¤¾ (Ubie,
DBT: Data Build Tool with Tristan Handy - Software Engineering Daily
A data warehouse serves the purpose of providing low latency queries for high volumes of data. A data warehouse is often part of a data pipeline, which moves data through different areas of infrastructure in order to build applications such as machine learning models, dashboards, and reports. Modern data pipelines are often associated with the term “ELT†or Extract, Load, Transform. In the “ELT†w
Concurrency in modern programming languages: Rust vs Go vs Java vs Node.js vs Deno vs .NET 6
This is part of my "Concurrency in Modern Programming Languages" series Concurrency in modern programming languages: IntroductionConcurrency in modern programming languages: RustConcurrency in modern programming languages: GolangConcurrency in modern programming languages: JavaScript on NodeJSConcurrency in modern programming languages: TypeScript on DenoConcurrency in modern programming languages
1on1 ノウãƒã‚¦ã®å…±æœ‰ | DevelopersIO
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