Abstract and keywords
Abstract:
This article explores key methods for enhancing the efficiency of SQL query execution under high-load conditions on database systems. Particular emphasis is placed on analyzing query execution plans using the EXPLAIN tool, optimizing JOIN operations and filtering, as well as applying best practices and strategies to reduce response times. Practical recommendations are provided, supported by formulas, tables, and charts, enabling database developers and administrators to improve system performance.

Keywords:
SQL, EXPLAIN, JOIN, query optimization, filtering, performance tuning, execution plan analysis, response time
References

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