Introduction to Elasticsearch

• Overview of Elasticsearch and its features
• Understanding the Elasticsearch architecture
• Use cases and applications of Elasticsearch

Setting up Elasticsearch

• Installation and configuration of Elasticsearch
• Basic Elasticsearch administration and management
• Cluster setup and node configuration

Indexing and Document Searching

• Indexing data in Elasticsearch
• Mapping and data types in Elasticsearch
• Querying and searching documents in Elasticsearch

Advanced Searching Techniques

• Full-text search capabilities in Elasticsearch
• Using analyzers, tokenizers, and filters
• Advanced querying with Boolean queries, filters, and aggregations

Query DSL (Domain-Specific Language)

• Understanding the Elasticsearch Query DSL
• Query types (match, term, range, bool, etc.)
• Combining queries and building complex queries

Aggregations and Analytics

• Performing analytics and aggregations in Elasticsearch
• Metrics aggregations (sum, average, min, max, etc.)
• Bucket aggregations (terms, date histogram, etc.)

Data Modeling and Indexing Strategies

• Designing effective data models for Elasticsearch
• Choosing the right data types and mappings
• Strategies for efficient indexing and document organization

Scalability and Performance Optimization

• Horizontal scaling and managing Elasticsearch clusters
• Performance tuning and optimization techniques
• Monitoring and troubleshooting Elasticsearch performance

Elasticsearch APIs

• Working with the Elasticsearch REST APIs
• CRUD operations on documents
• Index management and administration APIs

Text Analysis and Relevance

• Analyzing and processing text data in Elasticsearch
• Language analyzers and tokenization
• Relevance scoring and relevance tuning

Distributed Searching and Sharding

• Distributed searching in Elasticsearch
• Sharding and replica management
• High availability and fault tolerance

Monitoring and Alerting

• Monitoring Elasticsearch using built-in tools
• Setting up alerts and notifications
• Logging and log analysis in Elasticsearch

Security and Access Control

• Elasticsearch security features and best practices
• Configuring authentication and access control
• Encryption and secure communication

Real-world Use Cases and Applications

• Implementing Elasticsearch in various domains
• Case studies and practical examples
• Best practices and tips for using Elasticsearch effectively