12 lines
490 B
MySQL
12 lines
490 B
MySQL
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-- Migration 013: Add performance indexes for critical queries
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-- Index on ticket_comments.ticket_id (foreign key without index)
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-- Speeds up comment loading by 10-100x on large tables
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CREATE INDEX IF NOT EXISTS idx_ticket_comments_ticket_id
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ON ticket_comments(ticket_id);
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-- Composite index on audit_log for entity lookups with date sorting
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-- Optimizes activity timeline queries
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CREATE INDEX IF NOT EXISTS idx_audit_entity_created
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ON audit_log(entity_type, entity_id, created_at DESC);
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