Toggle index visibility

sql

ALTER TABLE orders ALTER INDEX idx_orders_coupon_code VISIBLE;

Explanation

This lets you test optimizer behavior before committing to a drop.

Learn the surrounding workflow

Compare similar commands or jump into common fixes when this command is part of a bigger troubleshooting path.

Same sheet · prioritizing MySQL index patterns

Support a filter plus order-by pattern.

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Practical route for function-based searches.

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Test an index without making it visible to the optimizer by default.

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See whether the optimizer chooses your index.

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Help the optimizer make better choices after major data changes.

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Diagnostic tool for checking alternate index paths.

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