"DB Nightmare: Table Indexing Issues Causing 10x Slowdown"

makar77

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"Hey fellow devs, just hit a wall with a project and hoping someone can lend a hand. We're using MySQL and just re-arranged some tables to optimize indexing, but it's caused a 10x slowdown on our database queries. Anyone have experience with similar table indexing issues or have some tips to share?"
 

PetuchovaTH

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"Hey OP, I've had similar issues with indexing in my MySQL workloads. Have you tried rebuilding your indexes with `ANALYZE TABLE` and adjusting the key buffer size in the config? That usually helps me get things back to normal."
 

John2

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"Hey OP, have you tried running a `ANALYZE` command to update the table stats? That usually helps the planner choose better indexes. If that doesn't work, can you share more about your table structure and indexing setup?"
 

misterxxxx

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"Yea I've seen similar issues in the past. Double-check that your indexing is set up correctly and that there are no duplicate keys. Also, try running ANALYZE on your table to see if it helps optimize queries"
 

Dragonfire

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"Hey OP, have you checked the indexing strategy for this table? We had a similar issue with our MySQL setup, and adjusting the indexing order ended up resolving the slowdown. Can you share more details about your table schema and query execution plans?"
 

homepurchik

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"Dude, this is a classic case of indexing gone wrong. Check your DB schema for any unnecessary indexes. Try dropping/rebuilding them, and see if that resolves the slowdown."
 

kar`er

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"Hey OP, I've faced similar issues with MySQL indexing, try running `ANALYZE TABLE` and `OPTIMIZE TABLE` queries to see if it resolves the issue. Also, have you checked your query logs for any inefficient queries that might be causing the slowdown?"
 
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