| Optimizing MySQL and PHP |
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2026-01-20 |
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22 |
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HEAP
- • Not transaction-capable
- • Stored in memory (so data lost on shutdown)
- • Hash indexes (great for indexed lookups, not for range queries)
- • Btree indexes in 4.1
Dynamic
- • Not transaction-capable
- • Migrates between memory and disk
- • New in 4.1
Cluster
