···26262727**Key Components:**
28282929-1. **Apache Kafka** : A messaging system for real-time data ingestion.
2929+1. **Apache Kafka**: A messaging system for real-time data ingestion.
30303131-2. **PostgreSQL** : A relational database to persist anomaly data.
3131+2. **PostgreSQL**: A relational database to persist anomaly data.
32323333-3. **GraphQL API** : Serves as the interface between backend and frontend, enabling queries and filtering.
3333+3. **GraphQL API**: Serves as the interface between backend and frontend, enabling queries and filtering.
34343535-4. **Angular** : Frontend framework used to create an interactive and user-friendly dashboard.
3535+4. **Angular**: Frontend framework used to create an interactive and user-friendly dashboard.
36363737**Workflow:**
3838···55555656### Lesson 2: Backend Details
57575858-**Apache Kafka** :
5858+**Apache Kafka**:
59596060- Provides a publish-subscribe messaging model.
61616262- Guarantees high throughput and fault tolerance.
63636464- Messages persist for later consumption if needed.
6565- **PostgreSQL** :
6565+6666+**PostgreSQL**:
6767+6668- Relational storage optimized for anomaly data.
67696870- Queries can be filtered, sorted, and paginated.
6969- **GraphQL API** :
7171+7272+**GraphQL API**:
7373+7074- Flexible querying capabilities, reducing over-fetching.
71757276- Facilitates frontend data access with structured responses.
7373- **Key Consideration** : The decoupling of the backend from data sources and consumers ensures scalability and reliability.
7777+7878+**Key Consideration**:
7979+8080+The decoupling of the backend from data sources and consumers ensures scalability and reliability.
74817582### Interactive Question 2: Backend Technologies
76837784<Quiz title="Which technologies form the backend of the application?" multiple>
7885 <QuizOption correct>Kafka</QuizOption>
8686+ <QuizOption>MySQL</QuizOption>
7987 <QuizOption correct>PostgreSQL</QuizOption>
8088 <QuizOption correct>GraphQL API</QuizOption>
8181- <QuizOption>MySQL</QuizOption>
8289</Quiz>
83908491### Lesson 3: Frontend Visualization
85928686-**Angular Framework** :
9393+**Angular Framework**:
87948895- Enables dynamic and responsive UI.
89969097- Used to design key components:
91989292- - **Anomalies Table** : Searchable, paginated, and filterable table for anomaly data.
9999+ - **Anomalies Table**: Searchable, paginated, and filterable table for anomaly data.
931009494- - **Graph View** : Visual representation of the power grid, pinpointing sources of issues.
101101+ - **Graph View**: Visual representation of the power grid, pinpointing sources of issues.
951029696- - **Dashboard Overview** : Displays aggregated metrics for quick insights.
9797- **Best Practices for Visualization** :
103103+ - **Dashboard Overview**: Displays aggregated metrics for quick insights.
104104+105105+**Best Practices for Visualization**:
9810699107- Intuitive design with interactive elements.
100108···111119112120### Lesson 4: Deployment and Integration
113121114114-**Deployment** :
122122+**Deployment**:
115123116124- Docker containers ensure consistency across environments.
117125118126- The SOA allows for modular development and maintenance.
119119- **Integration with Siemens Infrastructure** :
127127+128128+**Integration with Siemens Infrastructure**:
129129+120130- Kafka seamlessly integrates for data transmission.
121131122132- PostgreSQL supports Siemens' existing data workflows.
123123- **Outcome** :
124124- The solution enhances anomaly analysis by transforming unstructured logs into actionable insights, significantly reducing resolution time for Siemens engineers.
133133+134134+**Outcome**:
135135+136136+The solution enhances anomaly analysis by transforming unstructured logs into actionable insights, significantly reducing resolution time for Siemens engineers.
125137126138### Interactive Question 4: Integration
127139