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Data Warehousing Concepts in SQL: Understanding Star and Snowflake Schemas

Table of Contents Introduction What Is a Data Warehouse? OLTP vs OLAP: The Need for Warehousing Key Components of a Data Warehouse What Is Dimensional Modeling? Facts and Dimensions Explained The...

SQL for Data Engineering: ETL Concepts and Building Scalable Data Pipelines

Table of Contents Introduction What Is Data Engineering and Why SQL Matters Understanding ETL (Extract, Transform, Load) SQL’s Role in Each ETL Stage Data Sources: Raw Data Ingestion with...

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Error Handling in SQL: Managing Exceptions and Ensuring Reliable Transactions

Table of Contents Introduction Why Error Handling Matters in SQL Types of Errors in SQL Syntax Errors vs Runtime Errors Understanding Transaction Errors Rollbacks for Safe Error Recovery Error Handling in...

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Stored Procedures and Functions in SQL: Encapsulating Logic for Reuse and Automation

Table of Contents Introduction What Are Stored Procedures and Functions? Benefits of Using Stored Routines Stored Procedures vs Functions: Key Differences Syntax for Creating Stored Procedures Executing a Stored Procedure Parameters...

Triggers in SQL: Automating Database Behavior

Table of Contents Introduction What Is a Trigger in SQL? Why Use Triggers? Types of Triggers Syntax of a Trigger BEFORE vs AFTER Triggers INSERT, UPDATE, and DELETE Triggers Trigger Events: Row-Level...

Using Constraints in SQL: NOT NULL, UNIQUE, CHECK, and DEFAULT

Table of Contents Introduction What Are Constraints in SQL? Why Use Constraints? NOT NULL Constraint UNIQUE Constraint CHECK Constraint DEFAULT Constraint Combining Multiple Constraints Adding Constraints to Existing Tables Dropping Constraints Naming Constraints for Clarity Column-Level...

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Distributed Tracing with Jaeger

Table of Contents Introduction to Distributed Tracing What is Distributed Tracing? Importance of Distributed Tracing in Microservices Setting Up Jaeger for Tracing Microservices Installing Jaeger Running Jaeger in Docker Setting Up...

Logging and Observability with ELK Stack

Table of Contents Introduction to the ELK Stack What is Elasticsearch? What is Logstash? What is Kibana? Setting Up Centralized Logging for Applications Installing Elasticsearch and Logstash Configuring Logstash Setting Up Application...

Monitoring with Prometheus and Grafana

Table of Contents Introduction to Prometheus and Grafana Setting up Prometheus for Application and Infrastructure Monitoring Creating Grafana Dashboards for Visualizing Metrics Best Practices for Monitoring with Prometheus...

CI/CD with Jenkins

Table of Contents Setting Up Jenkins for CI/CD Pipelines Configuring Jenkins with Git and Docker Automating Build and Deployment Processes with Jenkins Pipelines Best Practices for Jenkins in...

Google Cloud Platform (GCP) for DevOps

Table of Contents Introduction to Google Cloud DevOps Tools Setting Up GCP Services: Cloud Build, Kubernetes Engine (GKE), Cloud Functions Setting up Cloud Build Setting up Kubernetes Engine...

Azure DevOps and CI/CD Pipelines

Table of Contents Introduction to Azure DevOps Setting Up CI/CD Pipelines with Azure Pipelines Creating a New Azure Pipeline Integrating with Source Control Defining Build and Release Pipelines Deploying Applications...

AWS DevOps Tools and Services

Table of Contents Overview Overview of AWS DevOps Services Amazon EC2 AWS Lambda Amazon S3 Amazon RDS AWS IAM Using AWS CLI and SDKs for Automation Setting up AWS CLI AWS SDKs for Automation Implementing...

Ansible for Automation and Configuration Management

Table of Contents Overview Introduction to Ansible Writing Ansible Playbooks Ansible Playbook Syntax Writing Simple Playbooks Managing Configurations and Automating Server Provisioning Provisioning Servers with Ansible Managing Configurations Automating Tasks Best Practices for Using...

Infrastructure as Code (IaC) with Terraform

Table of Contents Overview What is Infrastructure as Code (IaC)? Introduction to Terraform and HCL What is Terraform? What is HCL (HashiCorp Configuration Language)? Setting Up Infrastructure with Terraform Prerequisites Creating a...

Helm for Kubernetes

Table of Contents Overview What is Helm? Why Use Helm? Installing Helm Installing Helm on macOS, Linux, and Windows Managing Kubernetes Applications with Helm Helm Chart Structure Basic Helm Commands Creating and Deploying...

Deploying Applications to Kubernetes

Table of Contents Overview Why Use Kubernetes for Deployment? Step-by-Step: Deploying Dockerized Applications 1. Dockerizing Your Application 2. Pushing to a Container Registry 3. Creating Kubernetes Manifests 4. Applying the Manifests 5....

Introduction to Kubernetes

Table of Contents What is Kubernetes? Why Kubernetes? Core Kubernetes Architecture Control Plane Components Node Components Key Building Blocks in Kubernetes Pods ReplicaSets Deployments Services Setting Up a Kubernetes Cluster Local: Minikube & Kind Managed Kubernetes Services Interacting...