SQL Server No.7: Mastering SQL Server: Locking, Blocking & Isolation Levels
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Tutorials
SQL Server 
Oracle Oracle Database 19c TLS 1.3: RU 19.32 Migration and Verification Guide
Migrate Oracle Database 19c to TLS 1.3 on RU 19.32, enable the next-generation crypto provider, verify clients, and stage ML-KEM safely.
SQL Server No.6: Mastering SQL Server: Backup, Restore & Disaster Recovery
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SQL Server No.5: Mastering SQL Server: Security, Authentication & Permissions
Learn SQL Server security from end to end: authentication, logins, server roles, database users, roles, GRANT/DENY/REVOKE, schemas, and secure stored procedures with practical troubleshooting queries.
Tutorials No.4: Mastering SQL Server: Indexing & Performance Tuning
Learn SQL Server indexes from basics to internals: B-Tree structure, heap vs clustered/nonclustered, seek vs scan, key lookup and covering indexes, plus columnstore fundamentals and maintenance.
SQL Server No.3: Mastering SQL Server : Advanced Transact-SQL
Learn SQL Server T-SQL programmability: variables, control flow, TRY/CATCH error handling, transactions, stored procedures, UDFs, dynamic SQL, temp tables, and CTEs—hands-on scripts in SSMS.
SQL Server No.2: Mastering SQL Server : Introduction to Transact-SQL
Learn SQL Server step by step in this No.2 beginner tutorial. Practice SELECT, WHERE, JOIN, GROUP BY, UNION ALL, CASE, PIVOT, and views with the sample ShopDB database.
SQL Server No.1: Mastering SQL Server : Setup SQL Server
Learn how to install SQL Server 2022 Developer Edition and SSMS. This complete visual guide covers edition selection, network configuration, and best practices.