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How to Resolve the "#1038 - Out of Sort Memory" Error in MySQL

Tutorial August 26, 2024
mysql

SELECT * FROM large_table ORDER BY some_column LIMIT 1000;

MySQL sometimes uses temporary tables to perform sorts. If these temporary tables are disk-based (due to memory limits), performance can suffer. You can adjust the tmp_table_size and max_heap_table_size variables to allow MySQL to use larger in-memory tables.