Brent Ozar 7/23/2026

[Video] Office Hours: Long Answers Edition

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This video from Brent Ozar's Office Hours series addresses several database administration questions, including troubleshooting HADR_SYNC_COMMIT waits causing app outages, whether to index valid_to or valid_from columns for temporal queries, enabling read committed snapshot isolation (RCSI) and its concurrency implications, comparisons of MSSQL vs MySQL vs PostgreSQL vs Oracle, migration concerns for SQL Server 2025, monitoring TempDb space usage, and the effectiveness of filtered indexes versus filtered statistics. The content is technical and focused on SQL Server and database performance.

[Video] Office Hours: Long Answers Edition

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