MYSQL SERVICES

• Using MySQL to create high-end database systems
• Support for Database Architecture
• Database optimization and performance tuning
• Solutions for High Availability
• MySQL Clustering Solutions that are Reliable and Scalable
• Database backups and restore/recovery assistance
• Troubleshooting and Repairing Issues
• Database Upgrades and Migration Assistance
• Provide solutions for disaster recovery
• Automate Database Management
• Ensure that your database systems are audited and secure.
• Services that are managed Assistance with your database systems
• Assistance with the Change Control Process in Databases
• Help with MySQL projects and development
• Provide solutions for monitoring

ORACLE SQL

• Database fundamentals
• A database administrator's job description is as follows:
• Concepts of SQL and PL/SQL
• A database physical and logical structure
• The Basics of Table Space
• Oracle Network configuration and management
• Configuration and programming of databases
• Cloud and storage management installation and utilization
• Scripts and best practices for databases
• Getting ready for the Oracle DBA certification

POSTGRE SQL

• Data Filtering
• Bringing Multiple Tables Together
• Data Sorting
• Operational Procedures
• Cube, Rollup, and Grouping Sets
• Subquery
• Table Expressions That Are Used Frequently
• Changing Data
• Transactions
• Data Import and Export
• Taking Care of Tables
• PostgreSQL Constraints: What You Need to Know
• In-Depth PostgreSQL Data Types
• Operators & Conditional Expressions
• Utilities and Recipes for PostgreSQL

MONGODB SERVICE

• Administration of the application
• System for Profiling
• Management of Security (OS level)
• Authentication Methods Configuration
• Review of the code/framework
• Management of Indexes
• Getting Data into Memory
• Data Compression
• Moving Data and Collections
• Backups
• RAID Administration

CASSANDRA

• Cassandra Fundamentals 
• The Cassandra Data Model 
• Cassandra Setup and Installation
• Cassandra Modeling 
• Cassandra Architecture and CQL Basics
• Cassandra API version 
• Cassandra CQSHL 
• Clients of Cassandra
•  Cassandra Administration and Monitoring
• Cassandra Analytics Cluster 

MSSQL SERVER

• Connectivity and feature enabling and disabling are tested.
• Configuring OS drives with SSIS
• Putting the relocation plan into action
• Taking Care of SQL Server Agent
• Database management and configuration
• Setting up SQL Server instances
• Creating a clustered SQL Server instance
• SQL Server instance optimization, troubleshooting, and auditing
• Setting up and managing backup plans
• Database restoration, implementation, and upkeep
• Always-On and replication implementation