Tag: SQL Server Internals
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RAND() vs NEWID() in SQL Server
Most people searching for “random numbers in SQL Server” want one of two things: SQL Server gives you two common tools for this: RAND() and NEWID(). They solve different problems, and confusion usually starts when they are treated as interchangeable. This post shows how to use both, starting with simple examples, and explains why they…
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Get Current Date & Time in SQL Server
Getting the current date and time in SQL Server is straightforward. Choosing the correct function for your workload is what matters. Whether you’re stamping audit rows, logging ETL runs, or investigating production issues, SQL Server exposes several built-in functions with different precision and return types. All of these functions use the Windows OS clock of…
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DBA Scripts: Get Memory Configuration and Usage
🔧Part of the DBA-Tools Project, copy/paste SQL Server scripts and health checks.In: Server & Configuration Max Server Memory is the single most important memory setting on any SQL Server instance, and it’s astonishing how often it’s left unconfigured. Without a cap, SQL Server will happily consume nearly all available RAM for its buffer pool, leaving…
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- RESOURCE_SEMAPHORE When SQL Server Is Nowhere Near Its Memory Cap
- Dynamic Data Masking: What a WHERE Clause Still Reveals
- DBA Scripts: Get Log Shipping Status
- SQL Server Row-Level Security: The Filter Does Not Stop Cross-Tenant Writes
- View the Definition of a Stored Procedure in SQL Server
- TempDB Is Full or Still Growing: Find What Is Using It, Right Now
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- Installation & Configuration (49)
- Maintenance (25)
- Migration & Upgrades (14)
- Monitoring (9)
- Performance Tuning (37)
- Security (Encryption & Permissions) (21)
- Storage & Capacity (16)
- T-SQL Fundamentals (15)
- Troubleshooting (95)
- Wait Types (235)