Machine-geon TIL
  • ๐Ÿ˜ŽToday I Learned
  • JPA
    • ์„น์…˜ 1. JPA ์†Œ๊ฐœ
      • ์†Œ๊ฐœ(about JPA)
    • ์„น์…˜ 3. ์˜์†์„ฑ ๊ด€๋ฆฌ - ๋‚ด๋ถ€ ๋™์ž‘ ๋ฐฉ์‹
      • ์˜์†์„ฑ ์ปจํ…์ŠคํŠธ(Persistence Context)
      • ํ”Œ๋Ÿฌ์‹œ (Flush)
      • ์ค€์˜์† ์ƒํƒœ (Detached)
    • ์„น์…˜ 4. ์—”ํ‹ฐํ‹ฐ ๋งคํ•‘
      • ๊ฐ์ฒด์™€ ํ…Œ์ด๋ธ” ๋งคํ•‘ (mapping)
      • ๋ฐ์ดํ„ฐ๋ฒ ์ด์Šค ์Šคํ‚ค๋งˆ ์ž๋™ ์ƒ์„ฑ (DB Schema auto create)
      • ํ•„๋“œ์™€ ์ปฌ๋Ÿผ ๋งคํ•‘ (feild, column mapping)
      • ๊ธฐ๋ณธํ‚ค ๋งคํ•‘ (Primary key Mapping
    • ์„น์…˜ 5. ์—ฐ๊ด€๊ด€๊ณ„ ๋งคํ•‘ ๊ธฐ์ดˆ
      • ๋‹จ๋ฐฉํ–ฅ ์—ฐ๊ด€๊ด€๊ณ„ (one-way association)
      • ์–‘๋ฐฉํ–ฅ ์—ฐ๊ด€๊ด€๊ณ„์™€ ์—ฐ๊ด€๊ด€๊ณ„์˜ ์ฃผ์ธ (Bidirectional associations and masters of associations)
    • ์„น์…˜ 6. ๋‹ค์–‘ํ•œ ์—ฐ๊ด€๊ด€๊ณ„ ๋งคํ•‘
      • ๋‹ค์–‘ํ•œ ์—ฐ๊ด€๊ด€๊ณ„ ๋งคํ•‘(relationship mapping)
    • ์„น์…˜ 7. ๊ณ ๊ธ‰ ๋งคํ•‘
      • ๊ณ ๊ธ‰ ๋งคํ•‘(advanced mapping)
    • ์„น์…˜ 8. ํ”„๋ก์‹œ์™€ ์—ฐ๊ด€๊ด€๊ณ„ ๊ด€๋ฆฌ
      • ํ”„๋ก์‹œ
      • ์ฆ‰์‹œ ๋กœ๋”ฉ๊ณผ ์ง€์—ฐ ๋กœ๋”ฉ
  • GrpahQL
    • GraphQL ๊ธฐ์ดˆ
      • with Java
  • Docker
    • ๋„์ปค ๊ธฐ๋ณธ(Docker Basic)
    • ๊ธฐ๋ณธ์ ์ธ ๋„์ปค ํด๋ผ์ด์–ธํŠธ ๋ช…๋ น์–ด(Docker command)
    • ๋„์ปค ์ด๋ฏธ์ง€ ๋งŒ๋“ค๊ธฐ(Make image)
    • ๋„์ปค๋ฅผ ์ด์šฉํ•œ Node.js ์–ดํ”Œ(Docker with Node.js App)
    • Docker Compose
    • test & deploy
  • Project
    • SSAFY
      • Demacia
      • ๋‹น๊ทผ?๋น ๋”ฐ!
      • BorA
    • ์ธ๊ณต์ง€๋Šฅ ๊ณผ์ •
      • ์˜ค! ํ†กํ•ด~
      • 2019 ์ฐฝ์›์‹œ ๋น…๋ฐ์ดํ„ฐ ๊ณต๋ชจ์ „
      • ANU_IPSI
      • Beta Gogh
  • IT Knowledge
    • HTTP ์›น ๊ธฐ๋ณธ ์ง€์‹
    • IT ๊ด€๋ จ ์šฉ์–ด
    • Security
    • A/B Test
    • ์ด์Šˆ
  • Spring
    • Annotation
    • API
      • File.separator
  • JavaScript ๊ธฐ์ดˆ ๋ฌธ๋ฒ•
  • ํ”„๋กœ์ ํŠธ ๊ด€๋ฆฌ
    • ์†Œ๋‚˜ํ๋ธŒ(SonarQube)
    • ์Šค์›จ๊ฑฐ(Swagger) 3.0.0 with yaml
    • ๋” ์ž๋ฐ”, ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜์„ ํ…Œ์ŠคํŠธํ•˜๋Š” ๋‹ค์–‘ํ•œ ๋ฐฉ๋ฒ•
      • JUnit5
        • JUnit 5๋ž€?
    • VScode๋กœ SSH๋ฅผ ํ†ตํ•ด ์›๊ฒฉ์„œ๋ฒ„ ์ ‘์†
    • Jira ์„ค์น˜
  • Java
    • API
      • Optional
      • ํ•จ์ˆ˜ํ˜• ์ธํ„ฐํŽ˜์ด์Šค
    • ์—ฐ๋™
      • JIRA (with Java)
  • Kafka
    • Kafka ์™„์ „ ์ •๋ณต : ํด๋Ÿฌ์Šคํ„ฐ ๊ตฌ์ถ•๋ถ€ํ„ฐ MSA ํ™˜๊ฒฝ ํ™œ์šฉ๊นŒ์ง€
      • Part 1. Confluent ์—”์ง€๋‹ˆ์–ด๊ฐ€ ์„ค๋ช…ํ•ด์ฃผ๋Š” Apache Kafka (๊ธฐ๋ณธ/์‹ฌํ™” ๊ฐœ๋…, ์•„ํ‚คํ…์ฒ˜์™€ ์ƒํƒœ๊ณ„)
        • Ch 01. Apache Kafka ๊ธฐ๋ณธ ๊ฐœ๋… ๋ฐ ์ดํ•ด
          • 01. Apache Kafka
          • 02. Topic, Partition, Segment
          • 03. Broker, Zookeeper
          • 04. Producer
          • 05. Consumer
          • 06. Replication
          • 07. In-Sync Replicas
        • Ch 02. Apache Kafka ์‹ฌํ™” ๊ฐœ๋… ๋ฐ ์ดํ•ด
          • 01.Producer Acks, Batch, Page Cache, Flush
          • 02.Replica Failure
          • 03.Replica Recovery
          • 04.Consumer Rebalance
          • 05.Partition Assignment Strategy
          • 06.CooperativeStickyAssignor
          • 07.KafkaLogFile
          • 08.ExactlyOnceSemantics(EOS)
          • 09.ExactlyOnceSemantics(EOS)2
        • Ch 03. Apache Kafka ๊ตฌ์„ฑ ๋ฐ ๊ด€๋ฆฌ
          • 01.ApacheKafkaandConfluentReferenceArchitecture
          • 02.KafkainRealEnvironment
          • 03.Installation,ClusterConfiguration
          • 04.LogRetention,CleanupPolicy
          • 05.KafkaClusterUpgrade,Expansion,Shrink
        • Ch04.ApacheKafkaConnect๊ฐœ๋…๋ฐ์ดํ•ด
          • 01.ApacheKafkaConnect
          • 02.SingleMessageTransform(SMT),Converter
        • Ch 05. Confluent Schema Registry ๊ฐœ๋… ๋ฐ ์ดํ•ด
          • 01. Confluent Schema Registry
        • Ch 06. Kafka Streams์™€ ksqlDB ๊ฐœ๋… ๋ฐ ์ดํ•ด
          • 01. Kafka Streams, ksqlDB
        • Ch 07. [๋ถ€๋ก] Confluent Certification ์†Œ๊ฐœ ๋ฐ ํŒ๋“ค
          • 01. Confluent Certifications, Tips
          • 02. Sample Questions
      • Part 2. ์‹ค๋ฌด์—์„œ ์‰ฝ๊ฒŒ ์จ๋ณด๋Š” Kafka: ํด๋Ÿฌ์Šคํ„ฐ ๊ตฌ์ถ•๋ถ€ํ„ฐ MSA ํ™˜๊ฒฝ์—์„œ ํ™œ์šฉ๊นŒ์ง€
        • Ch 02. Kafka ์„ค์น˜์™€ ์„ค์ •
          • 01. Kafka ๊ฐ„๋‹จ ์š”์•ฝ
          • 02. Kafka ๋น ๋ฅด๊ฒŒ ์„ค์น˜ํ•ด๋ณด๊ธฐ
          • 03. Kafka ํด๋Ÿฌ์Šคํ„ฐ ๊ตฌ์ถ•ํ•ด๋ณด๊ธฐ
          • 04. Kafka ์„ค์ • ๊ผผ๊ผผํžˆ ๋“ค์—ฌ๋‹ค๋ณด๊ธฐ
          • 05. Kakfa ์šด์˜ํ•ด ๋ณด๊ธฐ (AKHQ)
          • 06. Kakfa ์šด์˜ํ•ด ๋ณด๊ธฐ (Kafka Burrow)
        • Ch 03. Kafka Data Pipeline ๊ตฌ์ถ•
          • 01. ๋ฐ์ดํ„ฐ ํŒŒ์ดํ”„๋ผ์ธ ๊ตฌ์ถ•ํ•ด๋ณด๊ธฐ
          • 02. Confluent Kafka ์ถ”๊ฐ€๊ธฐ๋Šฅ
          • 03. Kafka Connect ํ™œ์šฉํ•ด๋ณด๊ธฐ
        • Ch 04. MSA ํ™˜๊ฒฝ์—์„œ์˜ Kafka ํ™œ์šฉ
          • 01. MSA & EDA
          • 02. EDM ์„œ๋น„์Šค ๊ตฌํ˜„
            • ์‹ค์Šต ์ฝ”๋“œ
      • Part 3. Spring for Apache Kafka
        • Ch 02. Spring for Kafka ๊ธฐ๋ณธ
          • 01. Quick Start
          • 02.KafkaTopic
          • 03.PublishMessages์ด๋ก 
          • 04.PublishMessages์‹ค์Šต
          • 05. Consume Messages ์ด๋ก 
          • 06. Consume Message ์‹ค์Šต
        • Ch03.Manage&Stream์‚ฌ์šฉํ•˜๊ธฐ
          • 01.ํ† ํ”ฝ๊ด€๋ฆฌํ•˜๊ธฐ
          • 02.๊ฐ„๋‹จํ•œ์„ฑ๋Šฅ๋ชจ๋‹ˆํ„ฐ๋ง
          • 03.ErrorHandling
          • 04.KafkaStreamwithSpring
      • Part 4. ์‹ค์‹œ๊ฐ„ ๋ชจ๋‹ˆํ„ฐ๋ง์„ ์œ„ํ•œ Kafka ๋งคํŠธ๋ฆญ ์ดํ•ด
        • Ch01.ApacheKafka๋ชจ๋‹ˆํ„ฐ๋ง์˜์ดํ•ด
          • 02. Apache Kafka Monitoring์ด๋ž€?
          • 03. ์–ด๋–ค ์ •๋ณด๋ฅผ ๋ชจ๋‹ˆํ„ฐ๋ง ํ•ด์•ผ ํ• ๊นŒ?
          • 04. Apache Kafka๋ฅผ ๋ชจ๋‹ˆํ„ฐ๋ง ํ•  ์ˆ˜ ์žˆ๋Š” ๋„๊ตฌ๋Š”?
          • 05. ์‹ค์Šต ์•„ํ‚คํ…์ฒ˜ ์†Œ๊ฐœ
        • Ch 02. Apache Kafka ๋ชจ๋‹ˆํ„ฐ๋ง์„ ์œ„ํ•œ Metric ์ดํ•ด
          • 01.ProducerMetric์ƒ์„ธ
          • 02.KafkaBrokerMetric์ƒ์„ธ
          • 03.ConsumerMetric์ƒ์„ธ
          • 04. Zookeeper & Host Metric ์ƒ์„ธ
        • Ch03.ApacheKafka๋ชจ๋‹ˆํ„ฐ๋ง์‹œ์Šคํ…œ๊ตฌ์ถ•
          • 01. GCP์—์„œ Kafka ๊ตฌ์„ฑํ•˜๊ธฐ (1)
          • 02.GCP์—์„œKafka๊ตฌ์„ฑํ•˜๊ธฐ(2)
    • ์•„ํŒŒ์น˜ ์นดํ”„์นด ์• ํ”Œ๋ฆฌ์ผ€์ด์…˜ ํ”„๋กœ๊ทธ๋ž˜๋ฐ with ์ž๋ฐ”
      • 1. ๋“ค์–ด๊ฐ€๋ฉฐ
      • 2. ์นดํ”„์นด ๋น ๋ฅด๊ฒŒ ์‹œ์ž‘ํ•ด๋ณด๊ธฐ
        • 2.1 ์‹ค์Šต์šฉ ์นดํ”„์นด ๋ธŒ๋กœ์ปค ์„ค์น˜
        • 2.1 ์‹ค์Šต์šฉ ์นดํ”„์นด ๋ธŒ๋กœ์ปค ์„ค์น˜(ver.EC2)
        • 2.2 ์นดํ”„์นด ์ปค๋งจ๋“œ ๋ผ์ธ ํˆด
      • 3. ์นดํ”„์นด ๊ธฐ๋ณธ ๊ฐœ๋… ์„ค๋ช…
        • 3.1 ์นดํ”„์นด ๋ธŒ๋กœ์ปค, ํด๋Ÿฌ์Šคํ„ฐ, ์ฃผํ‚คํผ
        • 3.2 ํ† ํ”ฝ๊ณผ ํŒŒํ‹ฐ์…˜
        • 3.3 ๋ ˆ์ฝ”๋“œ
        • 3.4 ์นดํ”„์นด ํด๋ผ์ด์–ธํŠธ
        • 3.5 ์นดํ”„์นด ์ŠคํŠธ๋ฆผ์ฆˆ
        • 3.6 ์นดํ”„์นด ์ปค๋„ฅํŠธ
        • 3.7 ์นดํ”„์นด ๋ฏธ๋Ÿฌ๋ฉ”์ด์ปค2
  • Issue
    • Git
      • filePath:Zone.Identifier
      • git ์ž๋™ ๋กœ๊ทธ์ธ(VS Code)
    • JPA
      • EntityNotFoundException
      • @Scheduled ์‹คํ–‰ ์‹œ, Transaction์ฒ˜๋ฆฌ
    • Spring
      • cannot deserialize from object value
    • IDE
      • Error: Could not find or load main class Controller Caused by: java.lang.ClassNotFoundException: Con
  • Book
    • Java
      • ์ดํŽ™ํ‹ฐ๋ธŒ ์ž๋ฐ” (Effective Java 3/E)
      • ๋ชจ๋˜ ์ž๋ฐ” ์ธ ์•ก์…˜(Modern Java in Action)
    • Quality
      • ํด๋ฆฐ ์ฝ”๋“œ(Clean Code)
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JPA

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์„น์…˜ 1. JPA ์†Œ๊ฐœ
์„น์…˜ 3. ์˜์†์„ฑ ๊ด€๋ฆฌ - ๋‚ด๋ถ€ ๋™์ž‘ ๋ฐฉ์‹
์„น์…˜ 4. ์—”ํ‹ฐํ‹ฐ ๋งคํ•‘
์„น์…˜ 5. ์—ฐ๊ด€๊ด€๊ณ„ ๋งคํ•‘ ๊ธฐ์ดˆ
์„น์…˜ 6. ๋‹ค์–‘ํ•œ ์—ฐ๊ด€๊ด€๊ณ„ ๋งคํ•‘
์„น์…˜ 7. ๊ณ ๊ธ‰ ๋งคํ•‘
์„น์…˜ 8. ํ”„๋ก์‹œ์™€ ์—ฐ๊ด€๊ด€๊ณ„ ๊ด€๋ฆฌ
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