SQL Server Database Engine
The SQL Server Database Engine is the core service for storing, managing, and retrieving data. It provides a robust and scalable platform for relational data management, supporting a wide range of applications and workloads. This section provides comprehensive documentation on its features, architecture, administration, and development aspects.
Key Concepts
Understand the fundamental components and functionalities of the Database Engine:
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Architecture
Learn about the internal structure, including processes, memory management, and query processing.
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Storage Engine
Explore how data is organized, stored, and accessed efficiently on disk and in memory.
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Query Processing
Dive into how SQL Server parses, optimizes, and executes queries to retrieve data.
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Transactions and Concurrency
Understand how SQL Server ensures data integrity through ACID properties and manages concurrent access.
Common Tasks
Find guides and tutorials for performing essential database administration and development tasks:
Creating Databases
Steps and best practices for creating new databases.
Managing Tables
Creating, altering, and dropping tables, and understanding data types.
Indexing Strategies
Designing and implementing indexes for optimal query performance.
Security Management
Configuring logins, users, roles, and permissions.
Backup and Restore
Strategies for backing up and recovering your databases.
Performance Tuning
Tools and techniques for diagnosing and improving performance.
API Reference
Detailed documentation for Transact-SQL (T-SQL) and system stored procedures:
T-SQL Statements
Reference for all Transact-SQL data definition and data manipulation language statements.
T-SQL Functions
Documentation for built-in scalar, aggregate, and table-valued functions.
System Stored Procedures
Reference for the extensive set of system stored procedures used for administration and monitoring.
System Catalog Views
Information about database metadata and object definitions.