25 lines
727 B
MySQL
25 lines
727 B
MySQL
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-- Migration: optimize menu loading performance
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-- Created at: 2026-03-12
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BEGIN;
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-- 1) remove duplicate role-menu mapping rows to allow unique key
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DELETE r1
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FROM role_menu_permissions r1
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JOIN role_menu_permissions r2
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ON r1.role_id = r2.role_id
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AND r1.menu_id = r2.menu_id
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AND r1.id > r2.id;
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-- 2) speed up role-menu lookup and prevent duplicate permission rows
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ALTER TABLE `role_menu_permissions`
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ADD UNIQUE KEY `uk_role_menu` (`role_id`, `menu_id`),
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ADD KEY `idx_rmp_role` (`role_id`),
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ADD KEY `idx_rmp_menu` (`menu_id`);
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-- 3) speed up visible active menu ordering by parent/sort
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ALTER TABLE `menus`
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ADD KEY `idx_menus_visible_tree` (`is_active`, `is_visible`, `parent_id`, `sort_order`, `menu_id`);
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COMMIT;
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