seniorT-SQL
What is index maintenance strategy in large-scale SQL Server systems?
Updated May 17, 2026
Short answer
Index maintenance involves balancing rebuilds, reorganizations, and statistics updates.
Deep explanation
Large systems require adaptive index maintenance strategies based on fragmentation thresholds, workload patterns, and SLA requirements. Over-maintenance wastes resources, while under-maintenance degrades performance. Modern approaches use adaptive scripts and DMVs.
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