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Database Management in Application Development

Database Management in Application Development

$302.00
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Self-paced • Lifetime updates
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Includes a practical, ready-to-use toolkit containing implementation templates, worksheets, checklists, and decision-support materials used to accelerate real-world application and reduce setup time.
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What does the Database Management in Application Development course cover?

Database Management in Application Development is covered here in 9 modules: Database Selection and Architecture Strategy, Schema Design and Data Modeling, Indexing and Query Performance Optimization and 6 more. The outline lists 63 specific topics, opening with evaluate trade-offs between relational (e.g., PostgreSQL, SQL Server) and NoSQL databases (e.g., MongoDB, Cassandra) based on data consistency, query patterns, and scalability needs.

How do you approach Database Management in Application Development step by step?

The work is sequenced in 9 stages. It starts with Database Selection and Architecture Strategy, moves through Schema Design and Data Modeling and Indexing and Query Performance Optimization, and ends at DevOps and Database Lifecycle Management. Each stage carries its own topic list, so the sequence is followed rather than summarised.

What is in Module 1 of the Database Management in Application Development course?

Module 1 is Database Selection and Architecture Strategy. It works through evaluate trade-offs between relational (e.g., PostgreSQL, SQL Server) and NoSQL databases (e.g., MongoDB, Cassandra) based on data consistency, query patterns, and scalability needs., decide between monolithic, microservices-aligned, or polyglot persistence architectures based on application domain boundaries and team ownership models., assess vendor lock-in risks when adopting cloud-native databases (e.g., Amazon Aurora.

How is the Database Management in Application Development course delivered?

The Database Management in Application Development course is fully self-paced with immediate online access after enrolment. Access does not expire and future updates are included at no cost. It can be taken on any device, and a certificate of completion is issued by The Art of Service when you finish.

How much does the Database Management in Application Development course cost?

The Database Management in Application Development course is $300 as a one time payment. There is no subscription, no per seat licence and no hidden fee. Enrolment carries a 30 day satisfied or refunded guarantee, so it can be assessed in full before you commit.

Closely related courses: Database Application Toolkit, Database Profiling in Application Development, Database Administration in Application Management, Application Lifecycle in Configuration Management Database.

More answers: what you get with every course, refund policy, all help answers.

This curriculum spans the breadth of database management decisions encountered in multi-workshop technical advisory engagements, addressing the same depth of architectural trade-offs, operational constraints, and integration challenges seen in enterprise-scale application development programs.

Module 1: Database Selection and Architecture Strategy

  • Evaluate trade-offs between relational (e.g., PostgreSQL, SQL Server) and NoSQL databases (e.g., MongoDB, Cassandra) based on data consistency, query patterns, and scalability needs.
  • Decide between monolithic, microservices-aligned, or polyglot persistence architectures based on application domain boundaries and team ownership models.
  • Assess vendor lock-in risks when adopting cloud-native databases (e.g., Amazon Aurora, Azure Cosmos DB) versus open-source alternatives.
  • Define data sharding strategies and determine whether sharding should be application-level or database-managed.
  • Select appropriate isolation levels based on transactional requirements and concurrency demands.
  • Justify the use of in-memory databases (e.g., Redis, MemSQL) for real-time analytics versus durability requirements.
  • Balance normalization and denormalization decisions in schema design to optimize read performance without compromising data integrity.

Module 2: Schema Design and Data Modeling

  • Implement domain-driven design principles to align database schemas with bounded contexts in complex enterprise systems.
  • Choose between single-table, class-table, or concrete-table inheritance patterns in ORM-supported applications.
  • Design temporal tables to track historical data changes for audit and compliance requirements.
  • Apply JSON or XML column types selectively when semi-structured data is required, while maintaining query performance.
  • Define composite primary keys versus surrogate keys based on data access patterns and foreign key referencing needs.
  • Enforce referential integrity using foreign key constraints or defer enforcement to the application layer based on performance and consistency trade-offs.
  • Model many-to-many relationships with junction tables, considering indexing and query optimization.

Module 3: Indexing and Query Performance Optimization

  • Identify missing indexes using execution plan analysis and query store data without over-indexing write-heavy tables.
  • Design covering indexes to eliminate key lookups for high-frequency queries.
  • Implement partial (filtered) indexes to reduce overhead on large tables with skewed access patterns.
  • Choose between B-tree, hash, GIN, or BRIN indexes based on data distribution and query types.
  • Optimize JOIN performance by aligning join columns with appropriate indexes and data types.
  • Monitor index fragmentation and schedule rebuild/reorganize operations during maintenance windows.
  • Use query hints judiciously to override optimizer decisions in edge cases, while documenting risks and version dependencies.

Module 4: Transaction Management and Concurrency Control

  • Configure transaction isolation levels (e.g., Read Committed, Repeatable Read) to prevent dirty reads, non-repeatable reads, or phantom reads based on business logic.
  • Implement optimistic versus pessimistic locking strategies depending on contention levels and user interaction patterns.
  • Manage distributed transactions using two-phase commit or eventual consistency patterns in microservices environments.
  • Limit transaction scope and duration to reduce lock contention and improve throughput.
  • Diagnose and resolve deadlocks by analyzing deadlock graphs and reordering resource access in application code.
  • Use savepoints to enable partial rollbacks in complex transaction workflows.
  • Coordinate transaction boundaries across ORM frameworks and raw SQL to maintain consistency.

Module 5: Security, Access Control, and Compliance

  • Implement row-level security policies to enforce data access based on user roles or organizational units.
  • Configure database roles and permissions using the principle of least privilege across development, testing, and production environments.
  • Encrypt sensitive data at rest using TDE or column-level encryption, balancing performance and regulatory compliance.
  • Integrate database audit logging with SIEM systems to meet compliance requirements (e.g., GDPR, HIPAA).
  • Mask sensitive data in non-production environments using dynamic data masking or anonymization techniques.
  • Rotate database credentials and manage secrets using vault systems (e.g., HashiCorp Vault, AWS Secrets Manager).
  • Validate input parameters and use parameterized queries to prevent SQL injection attacks.

Module 6: High Availability, Backup, and Disaster Recovery

  • Design failover strategies using database clustering (e.g., Always On AGs, PostgreSQL streaming replication) with defined RTO and RPO.
  • Configure synchronous versus asynchronous replication based on geographical distribution and consistency requirements.
  • Schedule full, differential, and transaction log backups according to recovery objectives and storage constraints.
  • Test backup restoration procedures regularly to validate recoverability across failure scenarios.
  • Implement read replicas to offload reporting queries while managing replication lag implications.
  • Automate failover detection and routing using load balancers or cloud-native services (e.g., AWS RDS Multi-AZ).
  • Store backups in geographically separate locations to mitigate regional outages.

Module 7: Integration with Application Code and ORM Frameworks

  • Decide when to use raw SQL versus ORM-generated queries based on performance, maintainability, and complexity.
  • Configure connection pooling parameters (e.g., max pool size, timeout) to prevent exhaustion under load.
  • Manage N+1 query problems in ORMs by using eager loading, batching, or explicit data fetching strategies.
  • Map database exceptions to application-level errors without exposing sensitive system information.
  • Version database schema changes alongside application code using migration tools (e.g., Flyway, Liquibase).
  • Handle schema drift by enforcing migration-only changes in production environments.
  • Use database views or stored procedures to encapsulate complex logic when ORM limitations hinder performance.

Module 8: Monitoring, Scaling, and Capacity Planning

  • Instrument database performance metrics (e.g., query duration, lock waits, buffer cache hit ratio) using monitoring tools (e.g., Prometheus, Datadog).
  • Set up alerts for critical thresholds such as connection saturation, long-running queries, or disk space.
  • Analyze query performance trends over time to identify seasonal load patterns and plan capacity.
  • Scale vertically by increasing instance size or horizontally using sharding, depending on architectural constraints.
  • Implement read/write splitting in application logic or proxy layers (e.g., PgBouncer, ProxySQL).
  • Evaluate materialized views for aggregating frequently accessed data while managing refresh latency.
  • Conduct load testing on database tiers to validate scalability assumptions before production rollout.

Module 9: DevOps and Database Lifecycle Management

  • Integrate database schema migrations into CI/CD pipelines with automated testing and approval gates.
  • Manage environment-specific configurations (e.g., dev, staging, prod) without hardcoding in migration scripts.
  • Perform zero-downtime deployments using backward-compatible schema changes and dual-write patterns.
  • Enforce code reviews for all database change scripts to prevent unintended side effects.
  • Use canary deployments to test database performance impact on a subset of production traffic.
  • Track database schema versions across environments to ensure consistency and reproducibility.
  • Automate rollback procedures for failed migrations using transactional DDL or revert scripts.
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