How do I safely remove SQL indexes from my database?
To safely remove SQL indexes, first analyze their usage with queries. Use the DROP INDEX
command, but ensure you have backups.
What are the risks of removing an index?
Removing an index can lead to slower query performance, especially for large tables. It's crucial to monitor performance after removal.
Can I remove multiple indexes at once?
Yes, you can drop multiple indexes in a single command by listing them, but ensure you understand the impact on your queries.
How can I check if an index is being used?
You can use the EXPLAIN
command in SQL to see if your queries are utilizing the index. This helps in decision-making.
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